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Compilation mode turns each error message in the buffer into a hyperlink; you can move point to it and type RET, or click on it with the mouse (see Mouse References), to visit the locus of the error m…
an Emacs presentation feature that alters the appearance of a buffer’s text on the screen, without changing the buffer content
GNU Project Debugger - Start it via `M-x gdb` to run the debugger on Ada, C, C++, Objective-C, Pascal, Fortran, Java and other languages.
The generic concept of automatically saving information to the disk or to a remote server, triggered by a timer or any other event inside of Emacs.
for line numbering modes, such as `linum-mode` and `line-number-mode` minor modes that show line numbers on the left screen edge for ease of editing and navigating. They do not insert line numbers in …