In the early days of C, you’d occasionally see someone — probably a former Pascal programmer — write something like this: #define BEGIN { #define END } This would usually initiate complaints about ...

In the following example, we loop through a list of numbers, and use the variable digit to hold each number in turn: Strings in Python are considered “sequences” — they can be iterated over, and the ...

There are four common Python loop mistakes that happen to just about everyone. These are crucial, too. Making a mistake with a Python loop can affect your program's performance and reliability. Dr.

If you work with strings in your Python scripts and you're writing obscure logic to process them, then you need to look into ...