Sometimes, especially when dealing with basics of Number Theory, you come across a question that requires stating whether a number is a prime or perhaps finding all the primes there are between two given numbers. In this article I present a tiny PHP class which has methods to ...

The other day I had a closer look at some of my websites speed and server load statistics with a view to improving them a little. There are quiet a few methods to achieve that. Google have some nice articles on the subject. Check their "Make the Web Faster" pages if ...

A couple of days ago I needed a jQuery plugin scaffolding with Qunit and grunt tasks. I had a quick look at what was available online and I found a scaffolding that seemed decent but it was also fairly outdated. Among other issues, grunt qunit task wouldn't work with it ...

The problem of substituting file contents in place on the command line is an old one. Often it creeps out when dealing with configuration or other text files. You just need a quick substitution , perhaps with sed, but what you end up with is frequently either none or a wrong ...