Sigma's Blog

A Case Against Git Rebase

Why do I think rebasing is not a great idea in many cases?

October 1, 2025
On Writing Sudo Plugins

So, apparently sudo has a plugin interface. I’m still not sure why, but let’s take a look at how it works.

July 13, 2025
Tic-Tac-Toe in HTML

Needless to say, I didn’t write 443 HTML files by hand…

November 2, 2024
Elo Rating in Pure SQL

So, here’s the idea: Why not store just the games, and calculate the ratings (only when needed) directly in the database?

September 16, 2024
Whitebox Testing Is Overrated

“2. Exhaustive testing is impossible.” Let’s talk about that.

May 1, 2024
HTML Is A Programming Language

Surely, no expert would ever consider HTML a programming language, right?

February 8, 2024
7 Beautiful SegFaults in C

[1] 63902 segmentation fault ./blog

January 30, 2024
People Don’t Understand OOP

The things that come to mind when hearing these three letters are cars, inheritance, getters, setters, and ObjectFactoryFactorySingleton.

January 18, 2024
Okay, but what ARE Monads?

Monads are kinda hard to wrap your head around. So I figured I’ll share which mental model helped me to understand their applications.

May 2, 2023
The Language Nightmares Are Programmed In

*drumroll* And the 2022 award for the suckiest programming language goes to…

November 10, 2022