Runtime behavior, event loop internals, performance quirks, and modern JS patterns. Written for developers who want to understand why their code works — and why it sometimes doesn't.
Vite replaced Webpack for a lot of teams without much fanfare. Native ES modules, a dev server that starts in milliseconds, and a production build that doesn't require understanding 300 lines of config. Here's how it works and why the switch is worth it.
A production-focused deep dive into how the JavaScript event loop actually works — call stack mechanics, microtask vs. macrotask priority, connection pooling, atomic rate limiting, parallel async patterns, and graceful shutdown. Every concept is backed by enterprise-ready code you can use directly.
React is a JavaScript library for building user interfaces. Facebook built it in 2013, open-sourced it, and the entire frontend ecosystem reorganized itself around it. Here is how the component model works, why it took over, and what you need to know before writing a single line.
Past the benchmark charts and feature matrices — here's what Deno's permission system and Bun's native APIs look like when you build something real with them. The gotchas, the sharp edges, and the parts that are actually better than Node.
Three JavaScript runtimes. Three different philosophies on what the developer experience should feel like. Here's how they compare on performance, ecosystem, tooling, and the only decision that actually matters for production.
Bun is a JavaScript runtime, package manager, bundler, and test runner in a single binary written in Zig. It's also the fastest thing to happen to JavaScript tooling in years — and it runs your existing Node.js code.
In 2018, Ryan Dahl stood at JSConf EU and apologized for Node.js. Then he built Deno to fix the things he got wrong. Here's what changed, what the security model actually looks like, and whether switching is worth it.
Node.js took the V8 engine out of Chrome and ran it on a server. That sounds like a small change. What it actually did was flip how developers think about I/O — and spawn an ecosystem of two million packages.
TypeScript is JavaScript with types. That's the short answer. The real answer involves a friend who was right about something I didn't want to hear, a production bug that types would have caught immediately, and the slow realization that the compiler was never the enemy.
TypeScript is JavaScript with types. That's the short answer. The real answer involves a friend who was right about something I didn't want to hear, a production bug that types would have caught immediately, and the slow realization that the compiler was never the enemy.
JavaScript is the programming language that runs the web. Every interactive element you see on a website – dropdown menus, form validations, dynamic content updates, animations – is powered by
Node.js gives you four different ways to watch the garbage collector work, from a single CLI flag to a dedicated GCProfiler class.
