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Concurrency

A collection of 4 posts

What is Go? The Language Google Built for Production Engineering

Software Development

What is Go? The Language Google Built for Production Engineering

Go is a statically typed, compiled language built at Google in 2009. It compiles to a single binary with no runtime dependency, starts in milliseconds, and handles concurrency through goroutines and channels. Docker, Kubernetes, and Terraform are all written in Go. Here is why.

Parallelizing Java Streams with Virtual Threads: Building vtstream

Parallelizing Java Streams with Virtual Threads: Building vtstream

You know what's funny about parallelStream() in Java? Everyone acts like it's this magic performance switch. Just slap .parallel() on your stream and suddenly your code is running on all your CPU cores, right? Wrong. Or at least, not in the way you'd want.

Python's async/await: How It Actually Works and Why You Need It

Python's async/await: How It Actually Works and Why You Need It

asyncio isn't magic. It's a while loop that checks a queue. Once you understand the event loop model, async/await stops being confusing and starts being the most useful tool in your Python kit. Here's the mental model, the real code, and the mistakes that will ruin your day.

Async Timeouts with CompletableFuture: Fixing Blocking Java Code the Right Way

Async Timeouts with CompletableFuture: Fixing Blocking Java Code the Right Way

1,000 threads. All of them blocked on future.get(). That's the production nightmare that forced a full rewrite — and the journey through reactive callbacks, exception swallowing pitfalls, and finally a clean within() utility that handles timeouts without giving up the async model.