Panics are unforeseeable errors that will spontaneously terminate and exit a running Go program. Common mistakes are often responsible for creating panics. I…

Learn to write unit tests in Golang

So, in this tutorial series I want to teach you fundamental computer science topics you might dread,...

Integration tests give insights to the end-to-end operation of web services. In part 2 of this 2 part series over integration testing in Go we explore how to configure and manage external systems before and during testing as well as the actual act of writing…

Let’s get started! To begin, let’s make sure you have some dependencies on your OS. We will need:

Following my earlier post about Traefik 2 and Kubernetes, here are some advanced configuration examples and a full yaml example at the end of this post:
Protecting a route with a password Create an htpasswd file named users for a user admin
htpasswd -c users…

FAQ for creation GoLang monorepo with Bazel

I had to capture metrics from a service I couldn’t directly access. The go standard library ships with a reverse proxy implementation 🤯. By…

Callista Enterprise - seniora IT-arkitekter och systemutvecklare inom Java, öppen källkod, agil utveckling och systemintegration

Non-intrusive way to add profiling code to Go functions.

Go supports cross-platform compiling by building support for multiple platforms directly into the go build tool. By using the GOOS and GOARCH environment var…

Integration tests give insights to the end-to-end operation of web services. In part 2 of this 2 part series over integration testing in Go we explore how to configure and manage external systems before and during testing as well as the actual act of writing…

Rather than spending time trying to figure out how to break code into packages, an app with a flat structure would just place all of the go files in a single package. This sounds kinda crazy, but can actually be a great facilitator of learning and letting

The programming language Go is growing in popularity. It promises microservices with a small footprint while still offering high developer productivity. This...