Recently I ran into a curious behavior related to the go directive in the go.mod file. It’s well documented, but it’s nevertheless surprising. Go 1.11 introduced support for modules, as a way to define a collection of related Go packages. You can find details about it...
tl;dr I wrote a Golang news aggregator mobile app, I open sourced it. If you use Android, you can get the app. It is no secret that I am a huge fan of the Go language! Go has proved to be a very reliable partner in my projects, whether the project in question is personal or prof...
This is a post about performance. Most of the time when worrying about the performance of a piece of code the overwhelming advice should be (with apologies to Brendan Gregg) don’t worry about it, yet. However there is one area where I counsel developers to think about the p...
I always wanted to find a good use case of Google Home to make some DevOps tasks funnier. For example voice deployments, system metrics, etc. Since I use Kubernetes a lot, I thought it would be fun to control it via voice commands.
1. What are four keys for great DevOps? Collaboration: DevOps requires collaboration, both within teams and between teams. Good communication between teams implies to break down silos, which can be harder than it sounds in organizations where a leader and their team are rewarded...
In a lot of ways, I owe my professional career to music. If it wasn’t for music, I wouldn’t have learned about samplers, sequencers, MIDI and the crazy world of synthesizers. Those machines led me to computers and computer music which led me to both sound engineering...
Go allows authors to write functions in assembly if required. This is called a stub or forward declaration. package asm // Add returns the sum of a and b. func Add(a int64, b int64) int64 Here we’re declaring Add, a function which takes two int64‘s and returns their s...
If you are running HTTP server and want to rate limit requests to the endpoints, you can use well-maintained tools such as github.com/didip/tollbooth. But if you’re building something very simple, it’s not that hard to implement it on your own.
For the past few months I've been running a survey which asks people what they're finding difficult about learning Go. And something that keeps coming up in the responses is the concept of interfaces. I get that. Go was the first language I ever used that had interfaces, and I...
I wanted to set up a fault tolerant nats-streaming-server, but couldn’t find a “quick” guide on how to do it - so here we are. I would also recommend you to read a previous post I wrote about how to do it using the clustering method. Why not Clustering Clusteri...