The Hitchhiker’s Guide to Valhalla

As a developer, you can't envision all of the possible inputs your programs or functions could receive.

Learn how to implement robust authorization in a web application using Cerbos, a powerful authorization engine, and Echo, a fast and minimalist Go web framework for building our application's backend. By the end of this guide, you'll know how to set up a…

I was reading HackerNews a few months ago and came across this post. It demystified something I’d long wondered about but hadn’t investigated myself: PubSub with PostgreSQL.

Just give me the code! Github
Introduction
The options for deploying your REST APIs are numerous these days, spanning a wide spectrum. On one end, you have the bare metal approach of using your own server where you have full control over the infrastructure…

A blog about computers, functional languages, Lisp, and Scheme.

What's coming in Go 1.24 London Gophers, 2024 - Daniel Martí @mvdan.cc

Blog for DoltHub, a website hosting databases made with Dolt, an open-source version-controlled SQL database with Git-like semantics.

WASI to Go: Write Once, Go Anywhere - Jiaxiao Zhou, Microsoft & Randy Reddig, Fastly

Go is loved by developers for its simplicity, concurrency and efficiency. This talk explores how Go developers can quickly and easily build Wasm components for cloud-native…

A deep dive into how a fully remote, open source-first, tech company is building a challenger social media platform. What can small teams learn from Bluesky about punching above your weight?

Learn how to solve unexpected performance issues in Go applications by correctly configuring the GOMAXPROCS parameter for optimal CPU usage in containers

Discover pprof's capabilities in tackling bugs and memory leaks, with a real-life case study examining its impact on performance.

Let’s say you created a Go program that stores data in PostgreSQL — you installed PostgreSQL, wrote the Go code, and everything works; great!
But after writing a test for your code, you wonder: how do you best provide PostgreSQL to your automated tests?

From least to most hacky

Through the weak package, you can create these special pointers that automatically become nil when their target memory gets collected. While they’re a bit trickier to use than regular pointers, they’re super useful for things like canonicalization maps and…

Are Golang slices dynamic
arrays or fat pointers?

A package for building progressive web apps (PWA) with the Go programming language (Golang) and WebAssembly (Wasm). It uses a declarative syntax that allows creating and dealing with HTML elements only by using Go, and without writing any HTML markup.

How i ended up writing an ebpf based program to trace processes for a github action.