CLI for common Playwright actions. Record and generate Playwright code, inspect selectors and take screenshots. - microsoft/playwright-cli

The Most Popular Blogs of Hacker News in 2025. GitHub Gist: instantly share code, notes, and snippets.

Learn how GitHub built an ASCII animation for the Copilot CLI using custom tooling, ANSI color roles, and advanced terminal engineering.

Prefer SVG over PNG, trust browsers to downscale, drop obscure formats—the ultimate, exhaustive guide to favicons for modern web. Includes steps for static HTML and Webpack.

A data-driven look at what AI can and can’t do for React developers - and what you can do about it

We're removing Amp Tab. It is not part of the future we see.

When you think Microsoft you probably don't think sense of humor. And yet, I'm convinced that Microsoft is going to do a very specific *very* funny thing within our lifetimes.

From Vibe Coding to Production

Learn how to create smooth, opposing wave text animations across dual columns with scroll-driven sine wave mathematics and synchronized image updates.

A look at how I used shape vectors to achieve sharp, high-quality ASCII rendering.

“AI 时代软件工程的五大关键问题：初级开发者困境、技能演变、角色重塑、专才 vs 通才、教育变革。每个问题都有两种截然不同的未来走向，附带针对初级和高级开发者的应对策略。”

Jack Herrington breaks down how React's new useEffectEvent Hook stabilizes behavior, simplifies timers, and enables predictable abstractions.

(and the part where users have to level up)

A deep dive into Claude Code 2.0 features, Opus 4.5 workflows, and context engineering. Learn sub-agents, MCP servers, hooks, skills, and practical tips to boost your AI-assisted coding productivity.

This is the third in my annual series reviewing everything that happened in the LLM space over the past 12 months. For previous years see Stuff we figured out about …

Every era is shaped by its miracle material. Steel forged the Gilded Age. Semiconductors switched on the Digital Age. Now AI has arrived as infinite minds. If history teaches us anything, those who master the material define the era.

Start with a component library: Radix or Base UI.

We rebuilt every component for Base UI, keeping the same abstraction. They are fully compatible with your existing components, even those pulled from remote registries.

When you add components, we auto-detect…