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Daily edition · JavaScript

The daily ledger

TILens turns technical updates into a focused daily brief: official releases, trusted reporting, and practitioner analysis, deduplicated and organized by topic.

07 Nov 2026 edition

48 articles · 1 source ·

Top topics: JavaScript · React · AI

JavaScript

Building a Shareable Rally Stage Planner with Vanilla JavaScript

A rally stage can fit inside a URL: the seed, distance, terrain, and season are enough to describe a run that someone else can open. That is the core of Dirtbound — The Rally Field Guide, an independent companion site I…

Source: DEV JavaScript feed GuideBook
JavaScript React

Rollup to Rolldown without breaking the build contract

Swapping a bundler is easy. Knowing what you promised your consumers is the hard part. I migrated two packages of our design system (cortex-core and cortex-react) from Rollup to Rolldown. Before touching the tool, I…

Source: DEV JavaScript feed Denner Vidal
JavaScript

Outgrown Google Sheets? Count the Slow Formulas Before You Decide

Our guide to outgrowing Google Sheets lists six signs that a business needs a real system. Sign 3 is the one people reach for first: the file is slow, scripts time out, a filter takes eight seconds. It is also the…

Source: DEV JavaScript feed Hayrullah Kar
JavaScript React

JOPS on the Desktop: Class-Based Electron Apps, No Bundler

When we shipped Next.js support in JOPS 1.1.0, we said the desktop was next. After a short detour through WordPress, we've arrived: with jops-core 1.1.6, a JOPS single-page app can be the UI of an Electron desktop app,…

Source: DEV JavaScript feed Arik Wald
JavaScript

Canvas sketches with no build step

Canvas is the most fun you can have with forty lines of JavaScript, and it needs nothing: no framework, no bundler, no dev server. Here's a sketch with the three details that make it look right. The page One HTML file.…

Source: DEV JavaScript feed JSLab
JavaScript

Two Playwright tests, one account. Keep their data separate.

Originally published on anton.qa. One test expects Email alerts On. After reloading, it sees Off. In this Playwright demo, one test checks the Email alerts setting. Another test changes it. Run either test alone, and it…

Source: DEV JavaScript feed Anton Gulin
JavaScript

From GPX File to Animated Route Video: A Practical Guide

If you've ever recorded a run, a bike ride, or a road trip, you have a GPX file somewhere. And if you've tried to turn it into a nice animated map for a video, a talk, or a blog post, you've probably found that raw GPS…

Source: DEV JavaScript feed Deeraf

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