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Popular Linux Topics

  Change Password
  Linux Files
  Linux Commands
  Copy Files
  Environment Variables

Linux Tutorial

  About This Site
  Who is Doctor Bob?
  What is Linux?
  History of Unix
  Operating Systems
  What's Next?

Linux Basics

  Living in a Shell
  Root and Other Users
  Virtual Consoles
  Logoff and Shutdown
  Choosing a Shell
  The Command Prompt
  Wildcards
  Command History
  Aliases
  Redirection
  Pipelines
  Processes
  Stopping a Program
  Environment Variables
  Help!

Linux Files

  The Linux File System
  Linux File Names
  Linux Directories
  Directory Terminology
  Navigating the File System
  Listing Linux Files
  Displaying Linux Files
  Copying and Renaming Files
  Creating Files and Directories
  Deleting Files and Directories
  Linux Files - Wildcards
  The Nine Deadly Keystrokes
  Linux File Permissions
  Changing File Permissions

Linux Commands

  Important Linux Commands
  Changing Your Password
  Switching Users
  Who is Logged In?
  Date and Time
  The Echo Command
  Spell Checking
  Printing Linux Files
  Joining Files
  Searching for Files
  Comparing Files
  Task Scheduling
  Linking Files

Linux Editors

  The Vi Editor
  The Emacs Editor
  The Pico Editor

Linux Data Manipulation

  Slicing & Dicing
  Heads or Tails?
  Sorting Data
  Eliminating Duplicates
  Selecting Columns
  Selecting Records
  Search & Replace
  Crunching Data
  Finding Files
  Pipe Fitting

Linux Shell Programming

  Linux Shell Scripts
  Executing a Script
  Shell Script Variables
  Shell Script Logic
  Shell Script Looping
  Shell Script Debugging

Perl Programming

  Perl Basics
  Perl Variables
  Perl Arguments
  Perl Logic
  Perl Looping
  Perl and Files
  Perl Pattern Matching

Linux and Email

  Sending Email
  Reading Email
  Other Mail Commands
  Using Pine for Email
  The Pine Inbox
  Pine Email Basics
  Pine Email Folders
  Pine for Power Users

Compression and Encoding

  Linux File Compression
  Archiving With Tar
  Compression With Gzip
  Compress and Zcat
  Zmore and Zless
  Zip and Unzip
  Encoding and Decoding
  Encryption

Linux Does DOS

  Accesing DOS Files
  Accesing DOS Partitions
  Running DOS Programs

Managing Linux

  Updating Your Linux System
  Installing Packages with RPM
  Uninstalling Packages w/ RPM
  Upgrading Packages with RPM
  Querying Packages with RPM