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 ...

Comparing bodies of text is not something most folks would want to do, ever. However, wouldn’t it be great to have a tool that makes life easier for those who do this regularly? We agree, and we’re ...

Click to viewWhen several people are updating and making copies of the same files, multiple versions easily blossom out of control. Figuring out what's changed, what hasn't and merging it all back ...

Copilot in OneDrive is a great tool for summarizing and comparing files, extracting key information, and generating FAQs—all of which you can do without opening a single file. In this guide, I'll ...

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 ...

If you have two similar Excel spreadsheets, or different versions of the same original spreadsheet, it can be useful to compare the Excel files and see how they differ. If the spreadsheets are short, ...

Programmers have used diff utilities for years. In brief: A diff utility lets you input two files, then the program calculates exactly where the files contain changes. Diffing is the basis of such ...

I have been a latecomer to the iPhone party, but one of the things that I first noticed, aside from the glaring lack of cut-and-paste, is a more important omission: I want to be able to copy any file ...

Here is a complete guide showing different methods to compare two folders on your Windows 11/10 PC. If you have two or more identical folders and want to find out the differences between the two, this ...