05 Mar 2017
Watching “ReactJS Basics” course the other day I’ve noticed that the further I go – the smaller number of pageviews for each lesson was. But is that “dropout rate” the same for all courses? Here is my little research.
26 Mar 2014
How to tune a guitar with Ruby and FFT
From time to time, when nobody sees me, I like to play the guitar and every time I face a challenge – how to tune it properly. And like in any other case Ruby comes to the rescue!
21 Jun 2012
Binary search with Ruby and TDD
If you have sorted array than you can search elements there easily with binary search. An interesting fact about binary search: only 10% of students are able to implement it correctly.
22 May 2012
Benchmarking with Ruby
A great technique to improve your code is using benchmarking – comparison between different solutions leads to faster and better code.