Much goes into building any type of complex software. Myself, I have built many systems with my role ranging from Lead architect more recently to junior developer back in the day when I was pretty.  Some have been consumer-facing where user-friendli...

The answer to the question seems very surprising to people with no experience from a real tech startup. By real, I mean starting the company from scratch. No people, no funding, no nothing but an idea. So I'd thought I should give my 10 cents on the ...

Visualizations are powerful! In this example, I have plotted users of our own intranet on Haaartland. Thicker lines mean more communication and the distance between people represents closeness. Multiple lines can exist between two people representin...

At Haaartland we want to deliver a product that is as Eco-friendly as possible. To achieve this we needed to think about how we write our software in the best possible way and how we deploy it. The EPA reports that approximately 29% of carbon emissi...

I got a few questions after my last post on golang regarding concurrency. What makes it so easy? I thought I would just give you an example. Below is a simple program that completes a bunch of health checks concurrently. Do something fun this weeken...

About 10 years ago I was asked to debug a process in a large Java application that bombed-out often with the famous and stress-inducing java.lang.NullPointerException. The first I usually do when hunting errors in unfamiliar code are to identify the...