The Diffutils tool set helps you compare text files, discover and display the differences between files, and even automatically synchronize files.
The Diffutils are a collection of useful tools. Diff compares two text files, outputting the differences in the command line, and storing suggested changes in a patch file, which you can use to automatically modify a file, if needed. If you need to compare three text files, Diff3 is the right tool for you. Read on for more tips and tricks.
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