There’s a lot of hidden knowledge in core controllers and api conventions doc that is not followed by many controllers in the wild. One of these patterns is observedGeneration. Let’s take a closer look at what problems it can help solve. Kubernetes resources typically enforce spec and status separation. That…

Having regular retrospectives is important and that is even more true when working remotely. It’s a good way to connect and bond with your teammates while discussing work stuff and improving the way you work as a team. There’s tons of paid tools that can help you facilitate. In the…

When I approach a function that is combining running a piece of code in a goroutine and communication/cancellation using channels, I am usually tempted to look deeper as that is a great place to introduce a goroutine leak pretty easily and these errors are pretty easy to miss even for…

I got burned by this several days ago that forced me to push to write this blogpost to prevent other people from having the same experience. Before we start with example, let’s have a quick detour to what is shallow and deep copy in go. Shallow copy in go is…

I started working on a new golang project today and I spent bigger portion of my morning just trying to understand the formatter situation in the golang space. The project in question was running build time checks using `gofmt` and `goimports` to see if the code entering the repo is…

Container space seems to be very fragmented in the past months and it’s getting more and more crowded every day. To be honest I miss times, when there was just one monolithic Docker and basically everything in the container lifecycle was Docker. Right now it’s pretty much the opposite. I…