Bash Shell Session Customization

Ubuntu Tutorials - Herong's Tutorial Examples

∟Bash Shell Session Customization

This section provides a tutorial example on how to modify Bash configuration files to customize Bash shell sessions.

If you are using Bash shell regularly, you may want to to customize your shell sessions by modifying the following configuration files. They are hidden files in your home directory:

~/.bashrc (Bash Run Commands) - Commands in this file are executed when a new non-login and interactive Bash session starts.
~/.bash_profile, ~/.bash_login, ~/.profile - Commands in the first file found out these files are executed when a new login and interactive Bash session starts.
~/.bash_logout - Commands in this file are executed when a login Bash session ends.

You can use any text editor to add, delete, or modify commands in the configuration files to customize your Bash session. For example, you can add aliases to change default behavior of commonly used commands. For example:

herong$ vi ~/.bashrc
...
alias rm='rm -i'
alias cp='cp -ip'
alias ls='ls -l'
alias ps='ps -ax'

Table of Contents

About This Book

Introduction to Ubuntu Systems

GNOME - Desktop Interface and Environment

►Shell - The Command-Line Interpreter

What Is Shell

What Is Bash (Bourne Again SHell)

Create and Run Bash Script

Bash Command Line Interpretation Steps

►Bash Shell Session Customization

Command Input/Output Redirection

Shell Session Command History

"tmux" - Terminal Multiplexer

Process Management

Memory Management

Files and Directories

APT (Advanced Package Tool)

Network Connection on Ubuntu

Internet Networking Tools

SSH Protocol and ssh/scp Commands

Administrative Tasks

References

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