Enhanced .bashrc Configuration

This .bashrc file provides a comprehensive set of configurations, aliases, and functions to enhance your Bash shell experience. It includes history management, shell options, custom prompts, and various utility functions.

Table of Contents

1. History Configuration
2. Shell Options
3. Aliases
4. Functions
   • venv_manager
   • pac (Extract and Compress)
   • rcopy (Remote Copy)
   • dug (Enhanced du)
   • Other Utility Functions

History Configuration

• Prevents duplicate lines and commands starting with space from being saved in history
• Sets a large history size (100,000 commands) and file size (2,000,000 lines)
• Ignores certain common commands in history
• Appends to history file immediately after each command
• Adds timestamps to history entries

Shell Options

• Enables case-insensitive filename completion
• Corrects minor errors in directory spelling
• Combines multiline commands into one history entry
• Updates window size after each command

Aliases

• count: Count files in current directory
• decomment: Remove full-line comments and blank lines
• mnt: List mounted hard drives
• .., ..., ...., .....: Easy directory navigation
• path: Display formatted PATH
• h: Search command history
• +x, -x: Chmod shortcuts
• ols: Octal ls -l

Functions

venv_manager

A comprehensive virtual environment manager for Python projects.

Usage:

venv_manager {create|remove|activate|deactivate|status|howto} [venv_dir] [python_executable]

pac (Extract and Compress)

A versatile function for extracting and compressing various types of archives.

Usage:

pac [OPTIONS] file1 [file2 ...]

Options:

• -x, --extract: Extract mode (default)
• -c, --compress format: Compress mode (specify format: tar.gz, tar.bz2, zip, 7z)
• -v, --verbose: Verbose mode
• -t, --target dir: Specify target directory
• -d, --delete: Delete original file(s) after operation
• -e, --exclude pattern: Exclude files/directories matching the pattern

rcopy (Remote Copy)

A function for copying files/directories locally or to/from remote systems, supporting both rsync and scp.

Usage:

rcopy [OPTIONS] source destination

Options:

• -z, --compress: Compress the transfer
• -m, --move: Move files instead of copying
• -u, --user USERNAME: Specify username for remote connections
• -p, --port PORT: Specify SSH port
• -i, --identity FILE: Specify SSH identity file
• -l, --limit RATE: Set bandwidth limit (for rsync only)
• -e, --exclude FILE: Specify exclude file or pattern
• -s, --use-scp: Force using SCP instead of rsync
• -v, --verbose: Verbose output

dug (Enhanced du)

An enhanced version of the du command with color-coded output and a bar chart.

Usage:

dug [directory]

Other Utility Functions

• mkd: Create a new directory and enter it
• flip: Swap two files or directories
• evi: Create and edit a new script file
• topm: Display top 20 memory-consuming processes
• topc: Display top 20 CPU-consuming processes

Installation

1. Back up your existing .bashrc file:

   cp ~/.bashrc ~/.bashrc.backup

2. Copy this .bashrc file to your home directory:

   cp path/to/this/bashrc ~/.bashrc

3. Source the new .bashrc file:

   source ~/.bashrc

Customization

Feel free to modify and extend this .bashrc file to suit your specific needs. You can add new aliases, functions, or adjust existing configurations.

Contributing

If you have improvements or bug fixes, please open an issue or submit a pull request on GitHub.

License

This .bashrc configuration is released under the MIT License. See the LICENSE file for details.