JavaScript tips that stick
Language and browser tricks for apps that feel snappy.
Basic LocalStorage Array with limit, uid, search functionality
Using Document ready with turbolinks
Better SPA with Authentication: Initial State + Rendering
Zeros in javascript
Functions & Tenary operaions
Easy Integration of Webix with DHTMLX Scheduler
WebKit Notification API
Rails NumberHelpers in CoffeeScript
Awesome visualization for JS profiling
Learn how frameworks work by writing your own
Cache Buster for Technologically-Challenged Clients
Testing node.js applications
Automatically resize textareas as content grows
Tie a Build project to a Build Event
jQuery Sandbox
Evaluate Demos of Webix JavaScript UI Components
Debug Phonegap
Crazy experiment: batching MongoDB reads together
Check environment variables before node.js app starts
jsDelivr - A free public CDN for javascript
Learning a new skill?
Little Known Feature - Labelled Statements/Blocks in JavaScript
Css Injector by Javascript (CoffeeScript)
JavaScript on a page runs with the privileges of that origin. One altered library, tag manager, or snippet can read inputs, change what people see, and call your APIs as the user.
Security insights from Cside
Coderwall Dev Community
Explore the all-time favorite tutorials, design patterns and engineering guides that thousands of readers keep sharing and coming back to, year after year.
These proven techniques, reusable code samples, programming tips and vibe coding habits earned their place through steady views and member likes.
Each entry here is still useful today, covering programming languages, frameworks and workflows that stay relevant long after they were first published.
Whether you're new to a tech stack or an experienced engineer refreshing your skills, start with the most useful tips our dev community members recommend and build on solid, well-tested coding knowledge.