Sprintf is your friend
Usain Bolt, famous sprinter. If he were a programmer, he’d definitely be a sprintf-er. I’ve seen many developers steer clear of the sprintf function. In …
Tips And Tricks
The manageable .gitignore file
How do we keep a readable and manageable .gitignore in a team of many members? The following solution takes advantage of the 3 different files where …
Git checkout to latest branch
I’m embarrassed to have only found out about this cool gimmick. Using the command line, when you cd to a given path, you can always …
MySQL UPDATE based on data from different tables
Just like my previous article on the meaning of COALESCE, the following problem is one of those brain teasers that keeps developers busy for a …
Untangling conditionals with IF-inversion
This is a very common trick, but there are still some developers around who struggle with applying it. The idea is to cut through the …