[img]http://media3.picsearch.com/is?R6saGcqPGKguG187YkZUOxehSmzf0dOK6xnefsqszA4&height=223[/img]Patches also can circulate in the form of source code
modifications. In this case, the patches normally encompass textual differences
between two source code information, called "diffs". These kinds of patches generally come out of open-supply software initiatives. Small in-memory machine code patches may be manually applied with the system debug utility, such as CP/M's DDT or Free Download (mksorb.com
) MS-DOS's DEBUG debuggers.