When you first start writing scripts, modularity, reusability, and best practices may not be top of mind. As your scripts become more complex, however, creating reusable elements becomes essential. By ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with confidence.

Microsoft Excel allows us to create Custom Excel Functions or User Defined Functions using VBA. We can create Custom Excel Functions with the functionality we want and they can be accessed in the ...

Bash functions are essentially reusable wrappers around commands. You can use them to define complex command pipelines or to perform some detailed work and echo the result. They accept arguments and ...

If you've made it this far in our programming lessons, you've arrived at the reward. Today we're learning about functions and then we're going to make a very simple guessing game. These lessons work ...

When you first start writing scripts, modularity, reusability, and best practices may not be top of mind. As your scripts become more complex, however, creating reusable elements becomes essential. By ...