Moving from Python 2 to 3? Here's what you need to know about strings and their role in in your upgrade. An old joke asks "What do you call someone who speaks three languages? Trilingual. Two ...

It it now time to look at grouping bits together to form bytes. Python is unusual in that it can represent a bit pattern of arbitrary length using its bignum data type. Most other languages have to ...

When you have byte sequences to work with it is tempting to simply write a for loop that processes each byte in turn. However, notice that there is no easy way to implement a shift operation on a ...