Learn how to dockerize a Golang API with MySQL, and add Docker Compose support for streamlined development and deployment

Building a Transparent Proxy with eBPF

Server-Sent Events (SSE) is a powerful technology that enables real-time, unidirectional communication from servers to clients. In this article, we'll explore how to implement SSE in Go, discussing its benefits, use cases, and providing practical exa...

Why pretty-printing JSON responses in your APIs is a waste of resources, and you should stop it.

AES is an amazing, state-of-the-art encryption system, and it’s built right in to Go as part of the standard library. It’s also incredibly easy to use. Let’s see how!

LLM-powered applications in Go using Gemini, langchaingo and Genkit

A description of generic alias types, a planned feature for Go 1.24

Learn how to create sets using maps. With and without open source packages.

What singleflight does is ensure that only one of those goroutines actually runs the operation, like getting the data from the database. It allows only one ‘in-flight’ (ongoing) operation for the same piece of data (known as a ‘key’) at any given moment.

Ichiban Prolog is a #golang implementation of an ISO compatible Prolog. To learn how to embed it, I decided to add Prolog support to Hellabot, a simple irc bot.
Hellabot design requires to program its triggers using a two step process as described in the…

As a maintainer of the GCC register allocator (RA), I naturally have a keen interest in the register allocators used in various industrial compilers

I spent a lot of time in the past couple of weeks working on a website in Go that may or may not ever see the light of day, but I learned a couple of things along the way I wanted to write down. Here they are:

I recently realized that the stdlib errors package in Go supports joining
multiple errors in addition to the more common %w wrapping.

In the previous post I showed how to do high frequency metrics in PHP with TCP sockets. In this post I'll show how to collect and combine metrics from multiple PHP application servers. Instead of sending the log lines from each server to a single node, the…

Golang reflection is wonderfully horrible. Let's reflect on it.

Go, the greatest teaching language?

Go’s sync.Map isn’t a magic bullet for all concurrent map needs. It’s got some good tricks up its sleeve, like handling reads without locking, but it’s not always the best choice. This article dives into how sync.Map works under the hood, from its two-map…