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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!

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A YouTube downloader UI should explain the file before offering it
nicedayup profile

A YouTube downloader UI should explain the file before offering it

#product #webdev #ux #javascript
Comments
4 min read
My pitch detector read every note sharp, and the cause was arithmetic, not audio
thibaudlepan profile

My pitch detector read every note sharp, and the cause was arithmetic, not audio

#javascript #webdev #algorithms #music
Comments
5 min read
A validator for Claude's memory tool — built around a real CVE, not a hypothetical one
ethan_5b3022150e2c07a4030 profile

A validator for Claude's memory tool — built around a real CVE, not a hypothetical one

#showdev #webdev #javascript
2
Comments
2 min read
Trying to drag the left edge of the div....not working
boylesg profile

Trying to drag the left edge of the div....not working

#frontend #javascript #webdev
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2 min read
EAN-13 and UPC-A Check Digits Explained: Build a Barcode Validator in JavaScript
muhayminbinmehmood profile

EAN-13 and UPC-A Check Digits Explained: Build a Barcode Validator in JavaScript

#javascript #algorithms #ecommerce #webdev
3
Comments
5 min read
Build a Crypto Position-Risk Calculator in JavaScript
largo_winch_5b3d18d485af6 profile

Build a Crypto Position-Risk Calculator in JavaScript

#javascript #webdev #cryptocurrency #tutorial
Comments
4 min read
Everything worked when I looked at it. That was the bug.
den0011 profile
Den

Everything worked when I looked at it. That was the bug.

#seo #webdev #javascript #debugging
Comments
8 min read
I Put My Reporting Database in the Browser: D1 + RxDB + R2
fayismahmood profile

I Put My Reporting Database in the Browser: D1 + RxDB + R2

#rxjs #javascript #systemdesign #webdev
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4 min read
Designing an Adaptive Difficulty Engine for 20 Brain-Training Games
ranjit_desai profile

Designing an Adaptive Difficulty Engine for 20 Brain-Training Games

#showdev #webdev #javascript #react
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3 min read
The Complete Guide to Disposable Email Detection
richelo profile

The Complete Guide to Disposable Email Detection

#webdev #javascript #security #email
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14 min read
I Built a Retry Library Because I Kept Losing Failed API Calls
aubaid_farroukh_882b5ec05 profile

I Built a Retry Library Because I Kept Losing Failed API Calls

#typescript #javascript #opensource #node
1
Comments
2 min read
React Compiler Silent Bailouts: How to Detect and Fix Them in React 19
nainikmehta profile

React Compiler Silent Bailouts: How to Detect and Fix Them in React 19

#react #javascript #webdev #performance
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3 min read
How we built a programmatic SEO system for a fitness marketplace without seeding a single fake class — and why the constraint made it better.
entrenas profile

How we built a programmatic SEO system for a fitness marketplace without seeding a single fake class — and why the constraint made it better.

#seo #node #javascript #webdev
1
Comments
5 min read
Demystifying Service Workers: The Secret to Offline-Ready Web Apps
saurav_tb_pandey profile

Demystifying Service Workers: The Secret to Offline-Ready Web Apps

#serviceworkers #javascript #webdev #performance
Comments
3 min read
How I Built a 400+ Game Static Site for Schools (No Framework, No Build Step)
_14afa706ec20e3c3de3a3 profile

How I Built a 400+ Game Static Site for Schools (No Framework, No Build Step)

#frontend #html #javascript #webdev
Comments 1
4 min read
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