The Bash environment

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1. Shell initialization files
   1. System-wide configuration files
      1. /etc/profile
      2. /etc/bashrc
   2. Individual user configuration files
      1. ~/.bash_profile
      2. ~/.bash_login
      3. ~/.profile
      4. ~/.bashrc
      5. ~/.bash_logout
   3. Changing shell configuration files
2. Variables
   1. Types of variables
      1. Global variables
      2. Local variables
      3. Variables by content
   2. Creating variables
   3. Exporting variables
   4. Reserved variables
      1. Bourne shell reserved variables
      2. Bash reserved variables
   5. Special parameters
   6. Script recycling with variables
3. Quoting characters
   1. Why?
   2. Escape characters
   3. Single quotes
   4. Double quotes
   5. ANSI-C quoting
   6. Locales
4. Shell expansion
   1. General
   2. Brace expansion
   3. Tilde expansion
   4. Shell parameter and variable expansion
   5. Command substitution
   6. Arithmetic expansion
   7. Process substitution
   8. Word splitting
   9. File name expansion
5. Aliases
   1. What are aliases?
   2. Creating and removing aliases
6. More Bash options
   1. Displaying options
   2. Changing options
7. Summary
8. Exercises

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