Shell Scripting & Bash Best Practices

Comprehensive guide to writing robust, portable, and maintainable shell scripts. Covers Bash idioms, POSIX compliance, error handling, security, and real-world patterns.

Bash Script Template

Every script should start with a solid foundation.

#!/usr/bin/env bash
#
# script-name.sh - Brief description of what the script does
#
# Usage: script-name.sh [OPTIONS] <arguments>
#
# Author: Your Name
# Date:   2024-01-01

set -euo pipefail