July 14, 2021

How to group multiple rows from SQL into one

Sometimes there may be a situation when you need to group data differently. Let's say we have an SQL table with two columns and the following schema (this is for MySQL): We want to have a unique...


March 29, 2021

Javascript Quiz

Javascript is without a doubt one of the most popular programming languages. You can do pretty much everything in JS. Web apps (VueJs, React, Angular, Svelte), Desktop apps (Electron) a well as...


February 23, 2021

Why I started this blog

I've started my career 20 years ago and I think it's time to share the knowledge I've collected over this time with others. Nothing less nothing more. So if you want to read useful information...