The GNU symbolic debugger, GDB, is a powerful development tool, but one drawback is it works only from the command line. GDB has some clever features that make it easy to use on the command line, such ...
Emacs is well known as an editor, but calling Emacs an editor is like calling the Queen Mary a boat. The source RPM for Emacs 21.1 is some 20MB—huge for an editor. You don't have to use all of it, but ...