Sitting around with "a lot of time on my hand," Dutch computer scientist Guido van Rossum decided to take on a fun little side project over Christmas break in 1989: building a new programming language ...

Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

This content originally appeared on Mashable for a US audience and has been adapted for the UK audience. Dutch computer scientist Guido van Rossum decided to take on a fun little side project over the ...