The Ultimate
Snippet Library.

Identifying and Terminating Processes Using a Specific Port

Quickly resolve 'address already in use' errors by finding which process occupies a given TCP port and how to gracefully or forcefully terminate it using `lsof` and `kill`.

Batch Renaming Files with Prefixes or Suffixes

Efficiently rename multiple files in a directory by adding custom prefixes or suffixes, useful for organizing assets, images, or managing build outputs.

Automating Static Site Deployment to AWS S3

Deploy your static web projects to Amazon S3 buckets efficiently using the AWS CLI within a bash script, including synchronization, cache control, and public-read access.

Validate URLs with Regex for Web Links

Implement a JavaScript function using regex to accurately validate URLs, supporting various protocols and domain structures for web links.

Regex for Strong Password Validation

Create a JavaScript function to validate password strength using regex, ensuring it contains uppercase, lowercase, numbers, symbols, and meets a minimum length.

Extract Hashtags from Text with Regex

Learn how to use a regular expression in JavaScript to efficiently extract all hashtags (e.g., #webdev, #javascript) from a given string.

Strip HTML Tags from String using Regex

Discover a simple yet effective regular expression in JavaScript to remove all HTML tags from a string, useful for sanitizing user input or displaying plain text.

Automating Log Rotation and Compression

A bash script to automate log file rotation, compression, and cleanup of old archives, essential for maintaining server disk space and managing historical data.

Checking Website and API Health Status

A bash script to monitor the HTTP status of multiple web services or API endpoints, providing quick feedback on their availability and response codes.

Finding and Deleting Old Files by Age

A simple yet powerful bash script to locate and safely remove files or directories older than a specified duration, ideal for cleaning up temporary files or old caches.

Timestamped Directory Backup with Rsync

A robust bash script for creating efficient, timestamped backups of important directories using rsync, ensuring data integrity and versioning.

Extracting and Exporting Environment Variables from .env

A bash script to parse a .env file, ignoring comments and empty lines, and export key-value pairs as environment variables for use in shell sessions or scripts.