The shell, basic commands and concepts, shell built ins, and directory structures.

"This tutorial shows you how to obtain help from Emacs in various ways. After working through this tutorial, you'll know how to get descriptions of keystrokes, commands, functions, and read and browse through the many documentation resources that come with this world-famous open source editor. [...]

Tutorial on learning to use the command line efficiently in Linux. This first part includes basic commands and concepts as well a description of Bash.

Here are some basic Linux commands. Some are well known and some aren’t. I am not a Linux Wizard…far from it…but I am learning some basic Linux commands and thought I would share some with other newbies so they to can get more familiar with the terminal command line.

Learn basic Git concepts and compare Git with Subversion. Distributed version control systems (DVCSs) offer a number of advantages over centralized VCSs, and for Subversion users looking to explore this model, Git is a great place to start. Using Subversion as a baseline, this first of two articles shows how to install Git, set up a remote repository, and begin using basic Git commands.

There are a lot of articles upon this site, and it appears that many of the most popular are those that are written with the complete beginner in mind. After realizing this I've got a decided to introduce a miniseries covering a few easily-overlooked tools and commands over the next week.

This book explains how to work with CodeIgniter in a clear and logical manner. It is not a detailed guide to the syntax of CodeIgniter, but makes an ideal complement to the existing online CodeIgniter user guide, helping users grasp the bigger picture and bringing together many ideas to get your application development started as smoothly as possible. If you're looking for a better way to develop PHP applications, or want to find out more about the CodeIgniter framework as a viable option for one of your own projects, this book will help you. It carefully explains the basic concepts of CodeIgniter and its MVC architecture by walking through the main features of CodeIgniter in a systematic way, explaining them clearly with illustrative code examples.

If you just want enough information to fix your problem quickly, you can read the How-To section of this post and skip the rest. I would highly recommend reading everything though, as a good understanding of the concepts and commands outlined here will serve you well in the future. We also have Video and Audio included with this post that may be a good quick reference for you.

Packt is pleased to announce Joomla! 1.5 Beginner's Guide, a new book that will help newbies to get started with Joomla! and quickly go beyond the basics. Written by Eric Tiggeler, an experienced Joomla! tutorial writer as well as the author of a Dutch Joomla! Manual, this beginner's guide will help readers build and maintain impressive user-friendly websites with Joomla! 1.5.