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.

Finding the right book can make a big difference, especially when you’re just starting out or trying to get better. We’ve ...

In some ways, data and its quality can seem strange to people used to assessing the quality of software. There’s often no observable behaviour to check and little in the way of structure to help you ...