Editor’s note: The following review is part of Macworld’s GemFest 2012 series. Every weekday from mid June through mid August, the Macworld staff will use the Mac Gems blog to briefly cover a favorite ...

Unix systems provide numerous ways to compare files. The most common way to verify that you have received or downloaded the proper file is to compute a checksum and compare it against one computed by ...

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 ...

Beyond Compare is a file compare and directory sync utility wrapped in one. Beyond Compare Standard edition ($30) is a powerful utility for tracking down differences between files and folders. Its ...