https://sdfeu.org/w/ 2026-04-17T05:05:01+00:00 https://sdfeu.org/w/ https://sdfeu.org/w/lib/tpl/incognitek_template/images/favicon.ico text/html 2012-05-01T20:41:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:ascii-gaming?rev=1335904871&do=diff ASCII Gaming on SDF... Who says you need to shell out $500US for a video card to play a decent game? Contents * * * * * * * * * * * * ---------- Introduction Long before today's multi-million color pallets and 3d rendering engines there was one color and a TTY. text/html 2012-05-04T19:31:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:bboard?rev=1336159912&do=diff bboard The bboard is a threaded multi discussion bulletin board. It goes back when then original SDF was just a BBS. You may think of it as a corkboard at a community center where members post notes with thumb tacks. It is, along with commode, one of the best ways to get help and news from SDF-EU. Voting of new features and changes on SDF-EU policies also take place at the bboard (ARPA membership or above required). text/html 2012-05-01T19:31:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:building_a_website?rev=1335900679&do=diff Building a website on SDF Contents * * * * Introduction Creating your own websites can be fun and SDF gives webspace to all its validated users, so the moment you become validated you can begin creating your own websites straight away. text/html 2012-05-01T16:37:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:comnotirc?rev=1335890247&do=diff COM is not IRC Content * * * * What is COM? So you type 'irc' at the command prompt hoping to join your favorite channel and instead find yourself in this strange world where you have to press space to talk, the commands you expect don't work, and you can't even figure out how to quit (hint: try ' text/html 2012-05-01T19:49:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:cvs_on_sdf?rev=1335901746&do=diff Cvs On SDF Table of Contents * * * * * * Introduction This tutorial is not about using a version control system, or about using cvs, but about how to get started with cvs on SDF 2 Creating A Repository The cvs repository is just a simple directory. Our repository will be made in our home directory, and we will name it text/html 2012-05-01T20:08:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:dialup_equipment?rev=1335902904&do=diff Does not apply to SDF-EU. $Id: dialup_equipment.html,v 1.2 2011/01/16 09:43:09 jgw Exp $ text/html 2012-05-01T20:08:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:dialup_ubuntu?rev=1335902927&do=diff Does not apply to SDF-EU. $Id: dialup_ubuntu.html,v 1.2 2011/01/16 09:43:09 jgw Exp $ text/html 2012-05-01T20:09:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:dialup_winxp?rev=1335902947&do=diff Does not apply to SDF-EU. $Id: dialup_winxp.html,v 1.2 2011/01/16 09:43:09 jgw Exp $ text/html 2012-05-01T20:08:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:dialup?rev=1335902884&do=diff Does not apply to SDF-EU. $Id: dialup.html,v 1.3 2011/01/16 08:51:31 jgw Exp $ text/html 2012-05-17T13:47:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:donations?rev=1337262457&do=diff Donating to the SDF Public Access UNIX System To quote the SDF FAQ " The Super Dimension Fortress is a networked community of free software authors, teachers, students, researchers, hobbyists, enthusiasts and the blind. It is operated as a federally recognised non-profit 501 text/html 2011-04-30T19:59:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:dotfiles?rev=1304193599&do=diff Dotfile Repository * .abookrc_yargo * .bash_logout_jwodder * .bashrc_jwodder * .bbkill_jbaber * .bboardrc_jbaber * .elinks_jbaber * elinks.conf * .exrc_jbaber * .exrc_yargo * .fetchmailrc_yargo * .forward_mackie * .forward_yargo * .gopherrc_yargo * .ispell_english_jbaber * .mailcap_jwodder * .mailcap_mackie * .mailcap_yargo * .mime.types_jwodder * .mutt_jbaber * colors1 * colors2 * colors3 * colors4 * mailcap * .mutt_jwodder * gmail … text/html 2012-05-01T20:09:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:dsl?rev=1335902981&do=diff Does not apply to SDF-EU. $Id: dsl.html,v 1.3 2007/08/29 01:50:20 miket Exp $ text/html 2014-03-01T18:15:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:e-mail-advanced?rev=1393697724&do=diff E-Mail, Advanced Topics This tutorial discusses advanced topics concerning e-mail on SDF: spam filtering, automatic processing, forwarding. It is probably only useful for ARPA members. Contents * * * * * * * ---------- Introduction, and what you will not find here text/html 2012-05-01T19:43:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:ed?rev=1335901397&do=diff ed Cheat Sheet ed is a small, powerful, line-oriented, command-line-interfaced text editor. All editors frustrate, but ed often amazes while others disappoint. ed, man! !man ed — ed is the standard text editor. “man ed” for more information. Start ed from your shell command line: text/html 2014-01-08T15:09:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:emacs-cheatsheet?rev=1389193763&do=diff Emacs Cheatsheet Basic Movement and Editing Commands C-x C-f Find file and load into buffer (Emacs prompts for filename) C-x C-s Save the current buffer C-x C-w Save the current buffer under a different name (Emacs prompts for the new name) C-x C-c text/html 2012-05-02T17:08:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:emacs-tutorial?rev=1335978539&do=diff Emacs Tutorial Getting Started Emacs is an extensible, customizable, full-screen text editor. You can learn enough to be productive in Emacs in 30 minutes, but there is enough to learn about Emacs to keep you busy for years. The goal of this tutorial is to show you enough so that you are comfortable using Emacs as a work environment, not just as a text editor. This document refers to GNU Emacs version 23 (the latest version, and the one installed on SDF). text/html 2014-03-09T21:43:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:email_mew_config?rev=1394401394&do=diff Mew is a very flexible mail reader for Emacs. It supports ssh. You need to be a Meta-ARPA member. For sdfeu proceed as follows: * Set up ssh public key authentication on a port with Meta-ARPA features (465, 587, 995, 996 1025, 8080 or 7070) * Edit your .mew.el file: text/html 2012-05-01T20:44:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:errorpage?rev=1335905063&do=diff Adding custom error pages to your SDF website Contents * * * Introduction The HTTP protocol, which is used to retrieve documents (usually web pages) from the internet for display in a web browser, provides a number of standard error codes to indicate conditions or status relative to the process. The most widely known of these is the notorious code 404 - text/html 2012-05-03T15:08:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:example_source?rev=1336057698&do=diff This page does not apply to SDF-EU. Last Rev: e0f64a1c55942748995e29c27e6956ac text/html 2012-05-03T15:09:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:example?rev=1336057790&do=diff This page does not apply to SDF-EU. $Id: example.html,v 1.2 2012/01/08 23:53:51 maroon Exp $ text/html 2012-05-02T17:15:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:file_operations?rev=1335978935&do=diff Basic File and Shell Operations In this tutorial, we'll briefly explain some basic file and shell operations using the following commands: Commands * touch -- create a file * pwd -- print working directory * ls -- list files in current directory text/html 2013-01-11T15:51:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:filetransfer?rev=1357919512&do=diff File Transfer Tutorial This tutorial discusses various ways to get data from and to a local (external) machine into and out of SDF. Contents * * * * * * * * * - explications of terms ---------- To Do * x/y/zmodem transfers text/html 2012-05-01T20:48:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:findinghelp?rev=1335905283&do=diff Finding Help From Within the Shell Note: Please look about help facilities specific to SDF, like the FAQ! While the UNIX shell may seem a bit daunting and cold with cryptic two-letter commands, dozens of command line switches, and no animated paper clips to show you the way, there are several different ways of getting help from the system. text/html 2012-05-03T15:15:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:format?rev=1336058135&do=diff This page does not apply to SDF-EU: Tutorials and their formatting is handled by the wiki. See here for an overview. $Id: format.html,v 1.15 2012/01/08 23:53:14 maroon Exp $ text/html 2011-10-04T17:20:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:games_server_list?rev=1317748813&do=diff INTERNET Game Server List and Game Information for SDF.ORG There are several multiplayer games that you can play on SDF via the shell and clients run on your computer freeciv - Free Civilization * freeciv.sdf.org port 5555 * clients and info: text/html 2012-05-01T20:07:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:getting-into-twenex?rev=1335902846&do=diff Getting Into TWENEX This tutorial aims to bridge the gap between introductory documents like “TWENEX Starter Guide” and “TOPS-20 Interactive Tutorial”, and mastry of the TWENEX user environment. The initial version will consist of a list of reference documents and a listing of twenex.org's file system contents accessible by user papa as of 24 May 2010. Contents will be Refined, improved, and expanded as the author explores the system. text/html 2012-01-28T19:57:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:gopher?rev=1327780629&do=diff Gopher Contents * * * * What is Gopher? From: <http://en.wikipedia.org/wiki/Gopher_(protocol)> " The Gopher protocol is a TCP/IP Application layer protocol designed for distributing, searching, and retrieving documents over the Internet [...]. The protocol offers some features not natively supported by the Web and imposes a much stronger hierarchy on information stored on it. text/html 2012-05-03T15:24:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:greencomputing?rev=1336058663&do=diff SDF Green Computing Initiative Summary This initiative is a voluntary project involving SDF users who wish to explore alternative methods of home computing. It involves developing and employing hardware and software in combination with the SDF services to text/html 2012-05-02T17:26:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:greylisting?rev=1335979567&do=diff Greylisting on SDF... Definitions tuple: a single record combination of sender_IP(SMTP client), envelope_from(MAIL FROM:), and envelope_to(RCPT TO:). Described In short, it works like this. All incoming mail delivery attempts are told to “try again later; can't take delivery now text/html 2011-10-04T19:11:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:htaccess?rev=1317755463&do=diff .htaccess recipes Contents * * * * * * * * * * Introduction .htaccess is the default file used by the Apache HTTP server (and others) in order to allow dynamic configuration. It's a plain text file that uses the same syntax present in the main configuration files (e.g., httpd.conf). It can contain a subset of Apache directives. The size of this subset depends on wheter the directives can be overridden or not (and this is present in the server configurat… text/html 2011-09-25T19:44:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:instantmessenging?rev=1316979866&do=diff Instant Messaging on SDF On SDF you can use nearly all of the popular instant messaging protocols via fast and efficient text clients. Many users have set up scripts so that they can use various IM clients via their computers or wireless devices such as two way pagers, blackberry, palm pilots and cellphones, and you can too. text/html 2012-01-15T21:38:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:jabber?rev=1326663484&do=diff Jabber on SDF Jabber is the former name for the Extensible Messaging and Prescence Protocol (XMPP), which is a set of open XML technologies for presence and real-time communication developed by the Jabber open-source community in 1999, formalized by the IETF in 2002-2004, continuously extended through the standards process of the text/html 2011-04-30T13:44:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:jekyll?rev=1304171057&do=diff Blogging with Jekyll ---------- Contents * * * * * * * * * * * * * [[|Introduction]] From the Jekyll wiki: " Jekyll is a simple, blog aware, static site generator. It takes a template directory (representing the raw form of a website), runs it through Textile or Markdown and Liquid converters, and spits out a complete, static website suitable for serving with Apache or your favorite web server. text/html 2011-05-18T12:49:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:keepassgit?rev=1305722984&do=diff Manage and distribute your KeePass database with Git This tutorial describes how to store your keepass db on the SDF in Git and access it from everywhere. It is based on KeePassX on Windows Vista, Debian Squeeze and NetBSD 4 but should work with any other text/html 2011-04-30T14:48:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:macosxsmtpauth?rev=1304174888&do=diff SMTP AUTH for Mac OS X Leopard (10.5) Note: This is still a work in progress. Contents * * * Introduction MacOS X 10.5 (Leopard) apparently changed the way Mail.app uses SMTP auth. Personally I don't use Mail.app for various reasons, but I thought I'd help those who do by writing this quick guide to help you set up SMTP AUTH in Mail.app. text/html 2012-05-08T15:25:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:mdns-tutorial?rev=1336490721&do=diff WAN IP Retrieval and Dynamic DNS (mdns) Note that on SDF-EU, the command to set the dynamic address is "zdns", not mdns. There are a myriad of ways to automatically keep your mdns updated on SDF. Below are a couple: The first script depends on passwordless SSH logons. Also, make sure the file permissions for your scripts are executable. For more info, see the SDF tutorial on text/html 2011-04-30T20:52:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node2.html?rev=1304196752&do=diff 1. To Do How to make a web site on SDF. Probably mention the mkhomepg (or whatever it's called) command & give pointers to other articles about HTML & CGI. Mention Tweak membership on SDF. Mention some games. Better discussion of membership levels on SDF. This is a toughie to do because this is mostly an introduction to unix, with only some SDF-specific goodies, not a full SDF policy document. Maybe it would be suitable to mention that any unix system might allow only certain users to run ce… text/html 2011-04-30T19:32:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node3.html?rev=1304191945&do=diff 2. Introduction This is for people who are new to unix, especially people who are new to unix & new to Super Dimension Fortress (SDF), a public access unix system. I sometimes hang out in the chat rooms on SDF, & almost every day someone enters who has recently created an account & asks how to get started using unix & the features of SDF. It's an awkward situation because there is a lot to know to get started with unix; it would be difficult to explain it all in a chat room. What's more, most … text/html 2011-04-30T20:53:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node4.html?rev=1304196836&do=diff 3. What is Unix? What is unix? That's a loaded question. 3.1 Short Answer The short answer is "Unix is an operating system". So is Gnu/Linux, which is often just called Linux. So are HP/UX, AIX, NeXT STEP (now called Apple Macintosh OS 10), & Microthought Winders (often called many uncomplimentary things). text/html 2011-04-30T20:05:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node5.html?rev=1304193901&do=diff 4. Some Basic Commands 4.1 The Command Line Shell When you login to a unix system, you'll be on a command line. It'll have a prompt like $ or bash-2.04 or maybe %. There are other variations. The command line is how you communicate with the shell. The shell is a program that reads commands from a command line & runs other programs. It does some other things, but they are mostly details. The main point of a shell is to run programs. text/html 2011-04-30T20:10:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node6.html?rev=1304194249&do=diff 5. Learning More 5.1 The Man Most of a unix system is documented in the online manual, called the man. If you want to know about a program, you look it up in the man. For example, if you want to learn more about the ls program, type man ls. The man also has a simple search capability. The text/html 2011-04-30T20:33:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node7.html?rev=1304195620&do=diff 6. Super Dimension Fortress Here is some quick reference information about using Super Dimension Fortress (SDF). I'm not a member of SDF's staff, so the information here is not definitive. If you find a discrepancy between what I say & how things actually work on SDF, it's an error in what I've said, not in how SDF behaves. text/html 2011-04-30T20:38:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node8.html?rev=1304195881&do=diff 7. Programming So you want to learn to program? Good. Programming is fun, creative, & fascinating. (It used to be a well-paying career, too. I guess it still is, if you are in India or China.) 7.1 Language There are billions & billions of programming languages. Well, not that many, but there's a damned lot. text/html 2011-04-30T20:44:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node9.html?rev=1304196283&do=diff 8. Hacking So you want to hack? To break into computers? Take them over? Get root access? Crash them or use their CPU cycles to do work for you? Aim high, but I have some advice. Those activities aren't hacking. Those activities are part of cracking. For more information about the meaning of hack, you might read two other chapters from The Jargon File: text/html 2011-04-30T20:47:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node10.html?rev=1304196425&do=diff 9. Meta This document is available online in several formats: * HTML is at <http://lisp-p.org/unx/>. [broken] * PostScript is <http://lisp-p.org/unx/unx.ps>. [broken] * DVI is <http://lisp-p.org/unx/unx.dvi>. [broken] There are no plans to make it available in Pointless Document Format (PDF). back text/html 2011-04-30T20:50:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:node11.html?rev=1304196626&do=diff Bibliography aDMR88 Brian W. Kernighan - Dennis M. Ritchie. The C Programming Language. Prentice Hall, 2nd edition, 1988. ISBN 0-13-110362-8. Hob77 Hobbit. Cifs: Common insecurities fail scrutiny. January 1977. <http://www.ussrback.com/docs/cifs.txt> or <http://www.undergroundnews.com/files/texts/underground/hacking/cifs.html>. Pla92 P. J. Plauger. text/html 2012-05-05T20:06:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:permissions?rev=1336248402&do=diff Permissions Contents * * * * * * * * * * Introduction Unix was created to be a multi-user operating system. The intention was not for everybody to have full access to all files, but to allow file owners to specify which users should have what kind of access. text/html 2012-05-01T17:59:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:pico?rev=1335895192&do=diff Pico Cheat Sheet Control keys (The key sequence “Esc Esc x” can be used instead of “^x”.) ^B Backward character ^F Forward character ^P Previous line ^N Next line ^A beginning of line ^E End of line ^Y backward page text/html 2011-04-30T13:27:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:procmail?rev=1304170035&do=diff Procmail on SDF... First, see the FAQ Email 14 * SDF receives mail for user from remote sender * SDF's local mail delivery agent (MDA) consults $HOME/.forward * if .forward calls procmail, then the MDA pipes the mail to procmail for filtering, with $HOME/.procmailrc text/html 2011-04-26T20:53:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:profile_jbaber?rev=1303851238&do=diff #clear #ident "@(#)/etc/stdprofile.sl 1.1 3.0 11/18/85 18386 " # This is the default standard profile provided to a user. # They are expected to edit it to meet their own needs. # Hello there and welcome to your .profile! The .profile is a # way for you to initialize and customize your UNIX environment. # # I'd like to help you with a few notes about each part. # # This sets the environment variable "MAIL" for the location of your # email file. Typically email is spooled in /usr/mail with t… text/html 2012-01-29T04:40:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:psshfs?rev=1327812034&do=diff Mounting SDF Folders on a NetBSD Local Machine via mount_psshfs(8) What is mount_psshfs(8) ? NetBSD has its own implementation of FUSE called ReFUSE(3); mount_psshfs(8) creates sshfs mounts via PUFFS(4) (Pass-to-Userspace Framework File System). See the respective manpages and References section for details. text/html 2011-10-04T18:31:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:rails_basic_application?rev=1317753108&do=diff Building a Basic Ruby on Rails Application * Part I: Getting Started * * * * * Part II: Layout and Design * Part III: Making it Better * Appendix * * Introduction [ To Be Written ] Creating a Rails Project All rails applications reside in their own directory tree. This tree is automatically generated by the 'rails' command ( 'man rails' for more information ). To create our project's directory structure, execute the following: text/html 2011-10-04T18:13:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:resources4web?rev=1317751994&do=diff Resources for Developing Your Website Contents * * * * * * * Introduction So, you've followed the instructions. You've run “mkhomepg”. You've created your first html document, and you've got as far as displaying “Hello, World text/html 2012-05-05T20:11:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:rsync-backup?rev=1336248700&do=diff Backing Up $HOME Using rsync Content * * * * * * * * * * Why should I backup? As is clearly outlined in the FAQ, SDF backups up system files only. SDF does NOT maintain backups of userspace. If there is something stored in your home directory that is important to you then you need to take on the responsibility of protecting it. Paragraph two of the text/html 2012-05-01T20:12:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:ruby_on_rails?rev=1335903176&do=diff Ruby on Rails on SDF Content * * * * * ---------- What is Rails? Ruby on Rails is a WebDev framework written in the Ruby programming language. Prerequisites * You must be a MetaARPA member to use Rails (see memberships page). * Most Rails applications use a database, so you'll probably want dba membership as well (see text/html 2011-04-30T14:44:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:rubygems?rev=1304174696&do=diff Using RubyGems at SDF NOTE: Consider requesting system-wide installation of gems that others may find useful, instead of installing local copies for yourself. The usual way of making such requests is to post on the REQUESTS bboard. For a brief introduction to bboard, go text/html 2012-05-05T20:31:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:scmgit-intro?rev=1336249894&do=diff Introduction git is a source control management tool similiar to CVS or SVN. This tutorial will give enough information to: * create a central git repository on your MetaARPA account * clone that git repository to your off-site computer * sync your changes with your repository copy on sdf text/html 2012-05-08T15:08:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:screen?rev=1336489713&do=diff GNU Screen * * * * * * * * * Introduction Screen is a terminal multiplexer, i.e., it will let you have multiple virtual terminals in a single window. You will also be able to 1) detach a screen session, and then detach it in a later moment; 2) share screen sessions. text/html 2012-05-01T16:43:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:sdf_minecraft?rev=1335890595&do=diff Does not apply to SDF-EU. $Id: sdf_minecraft.html,v 1.33 2012/03/08 23:25:55 cnaude Exp $ text/html 2011-04-30T14:52:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:sdf_voip_adv?rev=1304175169&do=diff SDF VoIP Advanced Features and Setup Please note that making unsolicited calls may be considered rude SDF's VoIP Telephony Service is linked into “C*NET” or what is called the “Telephone Collectors Network”. This network is a collection of vintage telephones, electro-mechanical office switches, digital switches and PBXes (Private Branch eXchange) as well as newer VoIP equipment. The purpose of this network is to allow access from both C*NET linked exchanges and the PSTN (Public Switched Teleph… text/html 2011-05-07T21:32:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:sdf_voip_ext?rev=1304803976&do=diff SDF VoIP Extension Directory * SDF's C*NET NXX is 333 (ex. +1-333-1000 connects you with our Milliwatt) * For listings that have enabled 'Direct VoIP' dial extension (@) sip.sdf.org * Please note that making unsolicited calls may be considered rude text/html 2011-04-30T14:52:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:sdf_voip?rev=1304175128&do=diff Setting up a SIP phone with SDF VoIP SDF Voice over Internet Protocol Telephony is a service feature available to ARPA members. It allows an SDF user to make voice and video calls to other SDF users and to linked Telephony services via a SIP client on a 3G or WIFI cellphone, WIFI enabled mobile device, or an Internetworked computer. text/html 2012-05-01T20:11:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:sdf-blind?rev=1335903087&do=diff SDF is a useful resource for blind or visually impaired people. It allows you to interact with a computer using a command-line interface, which is more comfortable for those of us who, for any reason, find GUIs don't meet their needs. * SDF can be connected to in various ways including ssh, telnet and dialup. text/html 2011-04-30T14:48:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:sdfarc_repeaters?rev=1304174923&do=diff Repeaters used by SDFARC members IRLP EchoLink Frequency PL Tone ID Trustee QTH Users   46246 443.850 110.9 WR4AYC WR4AYC Coral Springs, FL, USA KJ4SRE 2596 148649 145.450 151.4 VE3RIX VE3RIX Ottawa, Ontario, Canada VA2BBW, 3330 417277 442.875 141.3 WA7UHF KK7U Seattle, WA USA text/html 2012-05-01T20:13:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:shells?rev=1335903232&do=diff Ultimate Differences Amongst UNIX® Shells This tutorial is a work in progress (WIP). Contents * * * * * * Introduction The UNIX shells described in this tutorial include: osh (a port of the Thompson shell), sh (and sh-like shells), csh (and csh-like shells), and others. text/html 2012-05-01T20:14:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:skey_tutorial?rev=1335903295&do=diff Using Skeys for Logging in over Insecure Protocols author: Jeff Woodall (jgw) Concept: By creating a set of one-time use pass-phrases, the skey utility lets users securely login remotely via insecure protocols such as telnet, rlogin, and ftp without exposing their real password. text/html 2011-10-04T17:04:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:software?rev=1317747895&do=diff Software Packages on SDF by Category This page is intended to present the many, many software packages & programs currently installed on SDF, sorted into categories for ease of reference. New users can refer to this file when trying to find programs, and even long-time SDFers can possibly discover something new here. text/html 2012-02-15T15:41:57+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:ssh-sdf?rev=1329320517&do=diff Using SSH for connections/transfer to/from SDF[-EU] Contents * * * * * * * Overview This tutorial discusses some important points concerning use of SSH for encrypted traffic to and from SDF[-EU]. Your first source for information are the manpages: text/html 2012-05-02T17:28:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:sshfs?rev=1335979721&do=diff SSHFS-SDF How to mount your SDF user folder locally on your linux workstation. OVERVIEW:What is sshfs? SSHFS (SSH File System or Secure SHell File System) is a file system client to mount and interact with directories and files located on a remote server or workstation. The client interacts with the remote file system via SFTP. It appears on your file system as if it were a local directory and you can manipulate the files as you would normally on your workstation. text/html 2012-01-15T21:34:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:statusnet?rev=1326663277&do=diff SDF has its own StatusNet microblogging server for SDF users: SDF Chatter. To create your SDF Chatter account, type maint at your SDF shell. You can then login to SDF Chatter and use it via the web interface. You can also use SDF Chatter via microblogging clients that support StatusNet- text/html 2013-01-11T16:01:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:survival-teco?rev=1357920077&do=diff Survival TECO Below is a subset of commands for minimal useful editing with TECO, the venerable command-based, character-oriented text editor. * Commands are executed by following them with the key sequence Esc Esc instead of Enter. An arbitrarily long sequence of commands can be entered and executed together. text/html 2012-05-01T20:06:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:tops20-interactive?rev=1335902814&do=diff TOPS-20 Interactive Tutorial This file is a log of a session with the TOPS-20 interactive tutorial on twenex.org. It has been added to the SDF tutorials to make the content available on the World-Wide Web, but it is a much more effective learning experience to work through the tutorial interactively by logging-in to twenex.org and running the TOPS20 program. text/html 2011-10-04T18:34:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:trac-on-sdf?rev=1317753287&do=diff Trac on SDF This tutorial discusses how to install Trac, in the words of its creators a minimalistic approach to web-based management of software projects. Contents * * * * ---------- Introduction Trac includes wiki, bug tracker, milestone plan and an interface to Subversion. It is installed on SDF, so you can setup your own instance and manage your projects. text/html 2014-03-09T21:16:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:tutorials?rev=1394399816&do=diff This site is a Wiki any SDF-EU MetaARPA user can edit. To do so, create an account with the maint command on the shell. Wikis use a very simple syntax which make anything from a quick spelling fix to writing complete pages very easy and a quick thing to do. Previous versions are saved and can be restored anytime, so don´t be afraid to get started. text/html 2012-05-01T20:10:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:twenex-multiprg?rev=1335903017&do=diff Does not apply to SDF-EU. $Id: twenex-multiprg.html,v 1.2 2011/12/28 09:43:56 papa Exp $ text/html 2011-04-30T20:54:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unix?rev=1304196892&do=diff Introduction to Unix & SDF Gene Michael Stover created Saturday, 2003 December 6 December updated Sunday, 2005 May 8 Copyright © 2003, 2004, 2005 by Gene Michael Stover. All rights reserved. Permission to copy, store, &amp; view this document unmodified &amp; in its entirety is granted. text/html 2012-05-08T17:23:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxfootnode?rev=1336497780&do=diff Footnotes are on their respective pages. Last Revision: 8728dc6287f8e92f59feebd2bdff7757 text/html 2012-05-08T17:33:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode1?rev=1336498433&do=diff Introduction to Unix & SDF Gene Michael Stover created Saturday, 2003 December 6 December updated Sunday, 2005 May 8 Copyright © 2003, 2004, 2005 by Gene Michael Stover. All rights reserved. Permission to copy, store, & view this document unmodified &amp; in its entirety is granted. text/html 2012-05-08T16:57:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode2?rev=1336496233&do=diff 1. To Do How to make a web site on SDF. Probably mention the mkhomepg (or whatever it's called) command & give pointers to other articles about HTML & CGI. Mention Tweak membership on SDF. Mention some games. Better discussion of membership levels on SDF. This is a toughie to do because this is mostly an introduction to unix, with only some SDF-specific goodies, not a full SDF policy document. Maybe it would be suitable to mention that any unix system might allow only certain users to run ce… text/html 2012-05-08T16:58:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode3?rev=1336496292&do=diff 2. Introduction This is for people who are new to unix, especially people who are new to unix & new to Super Dimension Fortress (SDF), a public access unix system. I sometimes hang out in the chat rooms on SDF, & almost every day someone enters who has recently created an account & asks how to get started using unix & the features of SDF. It's an awkward situation because there is a lot to know to get started with unix; it would be difficult to explain it all in a chat room. What's more, most … text/html 2012-05-08T17:09:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode4?rev=1336496963&do=diff 3. What is Unix? What is unix? That's a loaded question. 3.1 Short Answer The short answer is "Unix is an operating system". So is Gnu/Linux, which is often just called Linux. So are HP/UX, AIX, NeXT STEP (now called Apple Macintosh OS 10), & Microthought Winders (often called many uncomplimentary things). text/html 2012-05-08T17:10:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode5?rev=1336497059&do=diff 4. Some Basic Commands 4.1 The Command Line Shell When you login to a unix system, you'll be on a command line. It'll have a prompt like $ or bash-2.04 or maybe %. There are other variations. The command line is how you communicate with the shell. The shell is a program that reads commands from a command line & runs other programs. It does some other things, but they are mostly details. The main point of a shell is to run programs. text/html 2012-05-08T17:13:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode6?rev=1336497198&do=diff 5. Learning More 5.1 The Man Most of a unix system is documented in the online manual, called the man. If you want to know about a program, you look it up in the man. For example, if you want to learn more about the ls program, type man ls. The man also has a simple search capability. The text/html 2012-05-08T17:18:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode7?rev=1336497493&do=diff 6. Super Dimension Fortress Here is some quick reference information about using Super Dimension Fortress (SDF). I'm not a member of SDF's staff, so the information here is not definitive. If you find a discrepancy between what I say & how things actually work on SDF, it's an error in what I've said, not in how SDF behaves. text/html 2012-05-08T17:02:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode8?rev=1336496558&do=diff 7. Programming So you want to learn to program? Good. Programming is fun, creative, & fascinating. (It used to be a well-paying career, too. I guess it still is, if you are in India or China.) 7.1 Language There are billions & billions of programming languages. Well, not that many, but there's a damned lot. text/html 2012-05-08T17:21:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode9?rev=1336497719&do=diff 8. Hacking So you want to hack? To break into computers? Take them over? Get root access? Crash them or use their CPU cycles to do work for you? Aim high, but I have some advice. Those activities aren't hacking. Those activities are part of cracking. For more information about the meaning of hack, you might read two other chapters from The Jargon File: text/html 2012-05-08T16:55:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode10?rev=1336496108&do=diff 9. Meta This document is available online in several formats: * HTML is at <http://lisp-p.org/unx/>. [broken] * PostScript is <http://lisp-p.org/unx/unx.ps>. [broken] * DVI is <http://lisp-p.org/unx/unx.dvi>. [broken] There are no plans to make it available in Pointless Document Format (PDF). back Last Revision: 7121888ceeee2a08fd09fa8254c886d3 text/html 2012-05-08T16:56:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxnode11?rev=1336496166&do=diff Bibliography aDMR88 Brian W. Kernighan - Dennis M. Ritchie. The C Programming Language. Prentice Hall, 2nd edition, 1988. ISBN 0-13-110362-8. Hob77 Hobbit. Cifs: Common insecurities fail scrutiny. January 1977. <http://www.ussrback.com/docs/cifs.txt> or <http://www.undergroundnews.com/files/texts/underground/hacking/cifs.html>. Pla92 P. J. Plauger. text/html 2012-05-08T17:34:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:unxunx?rev=1336498496&do=diff Introduction to Unix & SDF Gene Michael Stover created Saturday, 2003 December 6 December updated Sunday, 2005 May 8 Copyright © 2003, 2004, 2005 by Gene Michael Stover. All rights reserved. Permission to copy, store, & view this document unmodified &amp; in its entirety is granted. text/html 2012-05-02T17:31:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:userbins?rev=1335979861&do=diff SDF will be using both amd64 and alpha architectures for the next several years, and other CPU types may be added as well. Those who have their own compiled binaries in their home directory are advised to make two separate bin directories, one for alpha, one for amd64, and to populate them with programs compiled on the respective architectures. You can then use ' text/html 2012-05-02T17:40:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:usingtunneling?rev=1335980415&do=diff This tutorial is part of the ssh page on SDF-EU and can be found here. ded5d910d6cc341735dcca295015c8e5 text/html 2012-05-02T18:10:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:vpn?rev=1335982212&do=diff Connecting to the SDF VPN. Contents * * * * * * * * * * * Overview The Virtual Private Network (VPN) provided by SDF has a number of uses. The most beneficial of that is to allow confidential communication over a public network. Basically, the SDF VPN will allow you (once routing is enabled) to communicate securely over an insecure connection such as a public Wireless Fidelity (Wi-Fi) network. text/html 2012-01-16T02:21:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:vps_centos?rev=1326680486&do=diff CentOS on SDF VPS Contents * * * * * * Basics Upon logging in to your VPS for the first time, one of the first things you will want to do is change the default root password by typing passwd at the prompt. Don't forget this password as there is currently no way to recover it. text/html 2012-02-01T13:39:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:vps_debian?rev=1328103595&do=diff Debian on SDF VPS Contents * * * * * * * * Basics Upon logging in to your VPS for the first time, one of the first things you will want to do is change the default root password by typing “passwd” at the prompt. Don't forget this password as there is currently no way to recover it. text/html 2012-01-31T22:24:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:vps_netbsd?rev=1328048675&do=diff NetBSD on SDF VPS Contents * * * * * * * First Steps User Accounts Upon logging in to your VPS for the first time, one of the first things you will want to do is change the default root password by typing “passwd” at the prompt. Don't forget this password as there is currently no way to recover it. text/html 2012-01-16T02:19:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:vps_plan9?rev=1326680373&do=diff Plan 9 on SDF VPS Contents * * * * * * Basics When your Plan 9 system boots, it will ask you where root is from (via the network, or a local disk). Just hit “[ENTER]” to select local (the default): root is from (tcp, local)[local!#S/sd00/fossil]: text/html 2017-02-14T07:17:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:weechat_relay?rev=1487056622&do=diff Quoting the official weechat documentation: “The Relay plugin can act as an IRC proxy: it will simulate an IRC server, and you can connect to WeeChat with any other IRC client (including WeeChat itself). You can define one port by IRC server, or one generic port for all servers. text/html 2012-01-15T20:43:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:why?rev=1326660234&do=diff SDF ANTI-SPAMMER ACCOUNT VALIDATION Tacker: smj (Stephen Jones) Subject: regarding .. solution Date: 07-Jul-02 No one is obligated to donate to SDF to get anything more than basic access: 1. instant account creation 2. file storage using ZMODEM 3. email access, no pop ups, no attached advertisments, no bullshit 4. instant online chat and message board with other sdf users 5. network utilities like traceroute and ping 6. a whole slew of cool single and multiuser games 7. access to… text/html 2011-04-30T13:24:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:windows_telnet?rev=1304169840&do=diff Using Micorosoft Windows (tm) telnet 1. Escape Character back to Telnet To escape back into Telnet, hold down Ctrl and hit the ] key: [Escape] 2. unset crlf Type in “unset crlf” and hit Enter [unset crlf] 3. Return to SDF Hit Enter once more to return to SDF text/html 2012-05-05T20:38:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://sdfeu.org/w/tutorials:x11_forwarding?rev=1336250299&do=diff Setting up X11 forwarding on SDF-EU Contents * * Please note that MetaARPA membership is required to run X11 applications X11 forwarding through ssh This should be the preferred method of running X. By tunneling through an existing ssh connection, extra firewall ports or port forwarding is not needed. The traffic is also protected by ssh.