Want to know the tricks of replacing a variable in a file using the SED command? This article will give you an overview of replacing a variable value in a file using SED. Before replacing a variable ...

Python’s new template strings, or t-strings, give you a much more powerful way to format data than the old-fashioned f-strings.

You use the "toUpperCase" function to convert a string value to all uppercase letters. You use this function when you want to display standardized data on the pages.