The Ultimate
Snippet Library.

React Hook: useInterval for Repeating Actions

Implement a custom React hook `useInterval` to execute a function repeatedly at a set time interval, useful for timers, polling, or animations in your components.

React Hook: useIntersectionObserver for Lazy Loading

Create a custom React hook using the Intersection Observer API to detect when an element enters or exits the viewport, ideal for implementing lazy loading, infinite scrolling, or scroll-triggered animations.

React Hook: useEventListener for DOM Events

Build a versatile React hook `useEventListener` to attach and clean up event listeners dynamically to any DOM element or global object, simplifying event management in your components.

React Hook: useIsMounted for Preventing State Updates on Unmounted Components

Create a React hook `useIsMounted` to track if a component is currently mounted, effectively preventing "Can't perform a React state update on an unmounted component" warnings in asynchronous operations.

Managing Eloquent Models with Soft Deletes

Learn how to implement soft deletes in Laravel Eloquent models, allowing you to gracefully "delete" records without permanent data loss, and how to query, restore, or force delete them.

Filtering Eloquent Models by Related Model Conditions with `whereHas`

Learn how to filter your main Eloquent models based on the existence or specific conditions of their related models using `whereHas` and `orWhereHas` methods in Laravel.

Implementing Custom Eloquent Casts for Value Objects

Extend Laravel Eloquent's casting system by creating custom cast classes, allowing you to map complex database columns (like currency amounts or geographic coordinates) to PHP value objects.

Applying Application-Wide Query Constraints with Eloquent Global Scopes

Implement Eloquent global scopes to automatically apply query constraints to all queries for a specific model, useful for multi-tenancy, soft deletes, or general data filtering.

Secure Password Hashing with bcrypt (Node.js)

Learn to securely hash and verify user passwords using the bcrypt library in Node.js, an essential practice for protecting sensitive user data against breaches.

Prevent SQL Injection with Parameterized Queries (Python)

Learn to prevent SQL injection vulnerabilities in your Python applications using parameterized queries, a critical security practice for database interactions.

Implement Robust Content Security Policy (CSP) via Nginx

Secure your web application against XSS and data injection attacks by implementing a strong Content Security Policy (CSP) header directly in your Nginx configuration.

Secure HTML Sanitization for User-Generated Content (DOMPurify)

Implement robust HTML sanitization using DOMPurify in JavaScript to safely render user-generated content and prevent XSS attacks in your web applications.