DEV Community

JavaScript

Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Permission-Based Routing in React Micro Frontend
srinu_desetti profile

Permission-Based Routing in React Micro Frontend

#webdev #javascript #microfrontend #srinudesetti
1
Comments
2 min read
How I Built a Live Football Platform That Doesn't Fall Apart Under Load
hafizsyedahmedali profile

How I Built a Live Football Platform That Doesn't Fall Apart Under Load

#javascript #node #webdev #programming
Comments
5 min read
Managing Environment Variables Securely with Keycheck
omrajguru05 profile

Managing Environment Variables Securely with Keycheck

#web #javascript
Comments
3 min read
How I Built an AI Platform That Verifies Student Skills
romiisromie profile

How I Built an AI Platform That Verifies Student Skills

#ai #webdev #javascript
2
Comments 1
2 min read
Idempotency Keys: The One API Pattern That Prevents Duplicate Payments (and Worse)
meandp589 profile
Mean for APIKumo

Idempotency Keys: The One API Pattern That Prevents Duplicate Payments (and Worse)

#api #webdev #tutorial #javascript
Comments
3 min read
JWT Explained: What's Actually Inside That Token (with a free decoder)
forglydev profile

JWT Explained: What's Actually Inside That Token (with a free decoder)

#webdev #javascript #security #beginners
Comments
1 min read
How to Add Lottie Animations to Angular (2025 Guide)
fazalshah profile

How to Add Lottie Animations to Angular (2025 Guide)

#angular #javascript #animation #frontend
Comments
2 min read
How to Use Lottie Animations in Svelte and SvelteKit
fazalshah profile

How to Use Lottie Animations in Svelte and SvelteKit

#svelte #javascript #animation #webdev
Comments
2 min read
How to Use Lottie Animations in React (Complete Guide)
fazalshah profile

How to Use Lottie Animations in React (Complete Guide)

#react #javascript #animation #webdev
Comments
3 min read
How I Fixed a CORS Error Without Knowing Backend - and What I Learned From It
iamgitman profile

How I Fixed a CORS Error Without Knowing Backend - and What I Learned From It

#webdev #react #javascript #beginners
Comments
1 min read
Top 10 Mistakes React Developers Make in 2026 — With Before/After Code, Production Metrics, and Real Fixes
kirandeepjassalcrypto profile

Top 10 Mistakes React Developers Make in 2026 — With Before/After Code, Production Metrics, and Real Fixes

#react #webdev #javascript #performance
1
Comments
6 min read
Lottie JSON vs .lottie Format — What's the Difference and Which Should You Use?
fazalshah profile

Lottie JSON vs .lottie Format — What's the Difference and Which Should You Use?

#lottie #webdev #animation #javascript
Comments
3 min read
Free Loading Animations for Web Apps — Lottie, GIF, and SVG Spinners (2025)
fazalshah profile

Free Loading Animations for Web Apps — Lottie, GIF, and SVG Spinners (2025)

#webdev #animation #lottie #javascript
Comments
3 min read
How to Add Lottie Animations to Your Website (Free JSON Files Included)
fazalshah profile

How to Add Lottie Animations to Your Website (Free JSON Files Included)

#lottie #animation #javascript #webdev
Comments
2 min read
Learning about JavaScript/ECMA Script
annapoo profile

Learning about JavaScript/ECMA Script

#javascript #webdev #programming #beginners
3
Comments
4 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.