Linux Command Line

  1. Shell Environment and Customization
    1. Environment Variables
      1. Viewing Environment Variables
        1. Displaying Variable Values
          1. Setting Variables
            1. Exporting Variables
              1. Unsetting Variables
                1. Common Environment Variables
                  1. PATH Variable
                    1. HOME Variable
                      1. USER Variable
                        1. SHELL Variable
                          1. PS1 Variable
                          2. Persistent vs Session Variables
                          3. Shell Aliases
                            1. Alias Command
                              1. Creating Temporary Aliases
                                1. Creating Permanent Aliases
                                  1. Removing Aliases
                                  2. Shell History
                                    1. History Command
                                      1. Searching Command History
                                        1. Re-executing Commands
                                          1. History Expansion
                                            1. Editing History
                                              1. Clearing History
                                              2. Configuration Files
                                                1. Bash Configuration Files
                                                  1. .bashrc File
                                                    1. .bash_profile File
                                                      1. .profile File
                                                      2. Zsh Configuration Files
                                                        1. .zshrc File
                                                        2. Sourcing Configuration Files
                                                          1. Configuration File Loading Order

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                                                        11. Archiving and Compression

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                                                        13. Introduction to Shell Scripting