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BASH Snippets.

Quick Local HTTP Server for Static Files

Launch a temporary local HTTP server using Python's http.server module to serve static files from your current directory, perfect for front-end development.

Automate Simple Website Deployment with Git and Service Restart

Create a bash script to automate website deployment by pulling the latest code from Git and restarting a configured web service or application process.

Manage Environment Variables for Different Environments

Dynamically load environment variables from different .env files (e.g., .env.development, .env.production) using bash for consistent configuration across environments.

Automate Log File Rotation and Compression

Implement a bash script to automatically rotate, compress, and archive web server or application log files, optimizing disk usage and simplifying log management.

Automating Database Backups with mysqldump and Compression

Learn to automate database backups for MySQL/MariaDB using 'mysqldump', compressing the output with 'gzip' and timestamping files for robust data preservation.

Automated SSL Certificate Expiration Check and Notification

Monitor SSL/TLS certificate expirations for your domains with Bash. This script checks certificate validity and sends email notifications if they are nearing expiry.

Parsing INI-like Configuration Files in Bash

Parse INI-style configuration files in Bash to load key-value pairs into script variables, supporting sections, comments, and dynamic configuration loading.

Deploying Static Website via rsync with Exclusions and Dry Run

Automate static website deployments with 'rsync', using powerful features like file exclusions, deletion of old files, and a 'dry run' mode for safe synchronization.

Get Interactive User Input with Validation

Learn to prompt users for input in Bash scripts, including basic validation for non-empty strings or numeric values, making your scripts more interactive.

Search and Filter File Content with grep and awk

Discover how to efficiently search for patterns within file content using `grep` and perform more advanced text processing, filtering, and data extraction with `awk` in Bash.

Create and Manage Temporary Files and Directories

Learn how to safely create unique temporary files and directories using `mktemp` in Bash scripts, ensuring isolation and preventing naming conflicts for transient data storage.

Run Commands in Parallel and Wait

Optimize Bash script execution by running multiple independent commands concurrently in the background using `&`, then wait for all of them to complete using the `wait` command.