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 ...

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 ...

In our first tutorial on command line wizardry, we covered simple redirection and the basics of sed, awk, and grep. Today, we’re going to introduce the concepts of simple variable substitution and ...

For loops are one of the basic structures in coding. There are however many different types of loops. How can we implement various types of loops that we know in languages like Python in Power ...

whatever is a dummy variable that you can replace with other variables. Be sure to indent the statements to repeat in the loop. We need to have at least one condition to implement the loop and make ...