Announcing TypeScript 7.1 Beta

I've been working on Knitting, a JavaScript worker runtime using shared memory for communication and work stealing for scheduling.

Some results from the published benchmarks:

• 8.9× faster empty-call round trips than postMessage on Node.js (4.4× on Bun, 4.3× on Deno).
• 86% lower p99 latency in …

I’m most comfortable in JS/TS, and I wanted to learn LangGraph.js properly, so I wanted to build in that. When I looked for a production-grade example, the closest thing I found was Deep Agents, but that’s a library for building agents, not a full system. The complete systems I saw …

I am working on a playwright with JS/TS. I want to prepare for the upcoming SDET interview including coding practice on JavaScript and TypeScript. Can someone guide me from where and what I should learn/prepare?

I've been working on a logic gate simulator using Canvas, with switches, gates and lamps that you can connect together to build circuits.

The challenge has been handling all the interaction myself, from dragging nodes and routing connections to animating signals without constantly redrawing the whole thing. I ended …