Diff – Put My Life on the Line Lyrics

Diff

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. The utility displays the changes in one of several standard formats, such that both humans or computers can parse the changes, and use them for patching.
Typically, diff is used to show the changes between two versions of the same file. Modern implementations also support binary files. The output is called a “diff”, or a patch, since the output can be applied with the Unix program … more »