Passing iSAQB CPSA Foundation Level Exam in 2018
Recently I have taken a 4-day training culminated in the iSAQB CPSA Foundation Level Exam. The CPSA, by the way,…
HyperLogLog
During Netconomy Summit I learned about an interesting algorithm called HyperLogLog. The idea is like this — suppose you have…
Why backdoors are bad
There are people who argue that backdoors in hardware and software, that allows the government to access data bypassing the standard passwords are a good thing. Those are governments, they argue, I want to use passwords to protect myself from bad guys, but I also want the government to be able to break the devices of bad guys.
yes command in Linux
There is an interesting command in Linux: yes y It generates an infinite stream of letters ‘y’ and presses enter…
F.lux
TL; DR – f.lux website. Winter is coming… which means the sun is going down earlier, and if you get…
Binary search tree Node class in Java
As a supportive thing for some careercup challenges I wrote a class for a BST Node. It also stores the…
Problem tester for coding contests
Rewritten my problem-tester project from scratch in Python 3. Here are the improvements. Debugging The problem with the old solution…
CSS in email clients
When designing nice modern HTML emails keep in mind that the support for CSS in email clients is much more…
Price is not a double
When a software developer sees a requirement to store prices and do price calculations he has to decide which type…
Where do you see yourself in five years?
You know this classic question from recruiters, “Where do you see yourself in five years?“. They just love it, they…