The Ultimate
Snippet Library.

Simple Web Service Control Script

Create a basic Bash script to manage a web service, providing convenient start, stop, and status functionalities using `nohup` for background execution.

Implement a Custom `useDebounce` Hook

Create a custom React hook to debounce any value, useful for optimizing performance of frequently changing inputs like search bars or heavy computations.

Persist React State with `useLocalStorage` Custom Hook

A reusable React hook to store and retrieve state from browser's localStorage, maintaining data across page refreshes for user preferences or forms.

Adapt UI with `useMediaQuery` for Responsive React Components

Create a custom React hook to detect CSS media query matches, enabling dynamic component rendering or styling based on screen size or device capabilities.

Accurately Measure DOM Layout with `useLayoutEffect`

Learn to use `useLayoutEffect` in React for synchronous DOM updates and measurements, crucial for preventing visual glitches when layout changes depend on computations.

Improve Responsiveness with `useTransition` for Non-Urgent React Updates

Leverage React 18's `useTransition` hook to mark state updates as non-urgent, keeping the UI responsive during long-running data-intensive operations.

Automate Full Website Backups (Files & DB)

Create a robust bash script to automate daily backups of your web application's files and MySQL/PostgreSQL database, storing them with timestamps for recovery.

Deploy Website Files with Rsync

Efficiently deploy your website's updated files to a remote server using rsync over SSH, ensuring only changed files are transferred for faster deployments.

Monitor Web Service Health with HTTP Status

Create a bash script to periodically check the HTTP status code of a web service endpoint and report if it's down or returning error codes (e.g., 4xx, 5xx).

Parse API JSON Responses with JQ

Use a bash script with `jq` to extract, filter, and transform specific data from JSON API responses, enabling efficient command-line data processing and automation.

Auto-Cleanup Old Log Files

Implement a bash script to automatically delete log files older than a specified number of days, freeing up valuable disk space on your web server and preventing log bloat.

Recursively Merge Two Dictionaries for Configuration Overrides

Learn to perform a deep merge of two Python dictionaries, essential for combining default settings with user-specific configurations in web applications.