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11 items on 21 Aug 2026
JavaScript

Turn a Pull Request Into a 10-Minute Technical Interview Drill

The fastest way to make a technical answer sound generic is to rehearse it without a real change in front of you. Pick a pull request you can explain, spend 10 minutes turning its diff into a walkthrough, and you will…

Source: DEV JavaScript feed Karuha
JavaScript

React useTimeout Hook: Declarative setTimeout with Cleanup (2026)

Here is a "Copied!" button. Every codebase has one, and this version has three bugs: function CopyButton({ text }: { text: string }) { const [copied, setCopied] = useState(false); useEffect(() => { if (!copied) return;…

Source: DEV JavaScript feed ReactUse
JavaScript

Make Basic HTML Analysis More Difficult

This plugin makes saving the page with “Save As” and analyzing it through Developer Tools more difficult. The page is displayed using a Blob URL, so “View Source” is also unavailable. This reduces the number of simple…

Source: DEV JavaScript feed uni928
JavaScript

I Built 3 Free AI Tools That Help You Find the Right AI Stack

I kept seeing "what AI tool should I use?" asked everywhere — Twitter, Reddit, Discord, HN. So I built three free tools to answer that question. 1. AI Tool Finder Quiz Answer 5 questions about what you need, your…

Source: DEV JavaScript feed aitechgems
JavaScript

A Practical Guide to Instagram Post Scraping for Data Teams

Introduction Instagram post data powers everything from influencer pricing models to competitive content calendars. Yet the platform doesn't offer a clean, affordable API for bulk post retrieval. In this guide, we'll…

Source: DEV JavaScript feed Yulia Taylor