Second Copy works great for data folders, even in network locations, and supports granular scheduling right down to one minute intervals between runs. Second Copy is a $30 file backup/folder sync ...

You often may need to compare one version of a file to an earlier one or check one file against a reference file. Linux provides several tools for doing this ...

Recently I needed to create a script that processed two input files. By processed I mean that the script needed to get a line from one file, then get a line from the second file, and then do something ...