Firefox has the ability to customise installations using a configuration file called mozilla.cfg. This file sits in the Firefox install directory, and each time Firefox is loaded it's checked for…

The following list shows how you can use DOS to do basic arithmetic, for example sum, subtraction etc. You can use these with other variables, for example if I hate…

Here's a useful tip if you ever need to combine multiple CSV files into one CSV file. For example, if you have multiple CSV files but need to run a…

Batch files are plain text files with the extension .bat. They are executable, and contain commands. They are DOS based, and as such, will open up a command prompt screen…