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 ...

This article was co-published with Source. As visual journalists, one of our central responsibilities is to inform people. We do this in lots of ways. One technique I think we have only just begun to ...

For loops in Java are just one type of loop that can be used to repeat a code block for iterative operations. If you need to open a text file for example, then you might use a loop to go through each ...