I occasionally get physically active and do some training. I was figuring out what kind of physical activity that I could do when I'm sitting. This is when I thought about doing some exercises for the forearm. As I'm someone who loves to DIY, I wanted to figure out which actions I want my forearm to do, and I remember …

Let us debunk this major, but simple functional abstraction called the Functor Intuition behind Functors The idea stems from category theory and can be readily applied to elegantly look inside a container that contains a certain category and apply a function to the contents, thereby producing another category wrapped …

Aren't you at your limits dealing with XML? If so why still bother using a build tool that still uses an outdated format like the XML? Why use Maven when you can be friends with sbt? Here is a small script that helps you to convert your pom.xml to a build.sbt. The generated build.sbt is rusty, and you need to adapt it …

Climbing the Pentatonic scales Recently, I can say that I made very good progress playing across the neck of my guitar. I memorized few pentatonic shapes, but I was stuck the whole while on those specific boxes. The whole thing did not make any sense to me. Just wandering within those boxes is not pleasant music. …

Disclaimer: I'm not paid to write about this post, this is purely my ownership experience using these boots! A blog on a pair of shoes? A bit unusual for my blog that I'm writing about a pair of shoes. It is still just a shoe, but it is a Red Wing Chukka, the 3140 in the Oro-Iginal leather. There is a reason why I'm …

What happened? It was time to move again! In one of my earlier posts, I have mentioned my move from Blogger to GH-Pages and for that I decided to go with Zola. It was all fine, but after a few months, I wanted to have few additional features for the theme that I was using. It was such a great and a simple theme and …

I had a necessity to generate a PDF document out of a set of jpg images that I had on my local hard drive on my Ubuntu 20.04 Laptop. I came across this simple step on how to do it. Here it is documented: Install img2pdf 1sudo apt-get install -y img2pdf Navigate to the folder that contains your images and run the …

Sometimes you have the need to run a shell script for some basic functions or simple tasks that you want to execute locally on your machine. The goto choice will be to write some shell script (assuming you are on a Linux). Here is a way to do that but use Scala, your favorite language. It is actually quite simple as it …

Definition Simply put, a Bloom filter is a space-efficient probabilistic data structure with which we can determine the probable existence of a certain thing in a certain data set, and we can determine the non-existence of a certain thing in a certain data set with utmost accuracy. Doing all this in a memory space …

If you have forked a repository in GitHub that you want to work on, you do so, make your changes locally and once you are confident that everything works, you issue a pull request to the upstream so that your changes can be reviewed and merged. Here is a small snippet that I use to keep my fork up-to-date with the …