I have a couple of questions about comparing text files on Emacs
I have been playing with
M-x compare-windowsand I read in the documentation that, if I pass it a numeric argument, Emacs ignores whitespaces on the comparison, but how do I pass a numeric argument to this command? (e.g.. if I type
M-x compare-windowsand then I press
space, it will try to autocomplete with a
Are there any other more powerful tools or plugins for Emacs (maybe third-party?) for comparing text files?
For example, on WinMerge for Windows, you can compare two documents side-by-side and the program automatically highlights the differences. On WinMerge I can also simultaneously scroll both windows, and it aligns regions with identical text on both windows for easy comparison. See a snapshot here.
Is there anything like this for Emacs?