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In computing, the utility diff is a data comparison tool that computes and displays the differences between the contents of files. Unlike edit distance notions used for other purposes, diff is line-oriented rather than character-oriented, but it is like Levenshtein distance in that it tries to determine the smallest set of deletions and insertions to create one file from the other.
A diff (from the word "difference") is a web page displaying the difference between one version and another of a Wikipedia page.A particular version of a page is called a "revision"; each revision has a date and time of creation which can be seen in the page history.
A diff is a permanent link to a single edit or set of edits, showing the difference between the before and after versions. Without diffs, those trying to help you may not know what you are referring to.
diff: No Yes Horizontal Yes pipe to diff-highlight [35] diff3: No Yes Horizontal Eclipse (compare) Yes Vertical Yes Ediff: Yes Yes elisp Both Yes ExamDiff Pro: Yes Yes optional Yes UNIX, HTML, Diff Far Manager (compare) Yes Yes Yes Yes No fc: No Yes Horizontal FileMerge (aka opendiff) Yes Yes Vertical Yes No Guiffy SureMerge: Yes Yes Java API ...
Also, be aware that diff links can also be created between non-consecutive versions (see Help:Page history). Thus, a diff link might show the changes from several users at once, but only one of them will displayed on the right hand side. It is even possible to create diff links which compare versions of different pages.
A diff is a permanent link to a single edit or set of edits, showing the difference between the before and after versions. Why use diffs and page section links? If you contribute an argument to a page like requests for comment , requests for arbitration , or the incidents noticeboard for administrative attention , it's essential to give ...
The KDE diff tool Kompare. Editing documents, program code, or any data always risks introducing errors. Displaying the differences between two or more sets of data, file comparison tools can make computing simpler, and more efficient by focusing on new data and ignoring what did not change.
When two people have made changes to copies of the same file, diff3 can produce a merged output that contains both sets of changes together with warnings about conflicts. diff3 can merge three or more sets of changes to a file by merging two change sets at a time.