... in the ex editor. A Q in the command mode of vi invokes ex. Any time you are in ex, the command vi returns you to the vi editor. D.4 Problems with vi Commands • When you type commands, text ... and vi coffee mugs (see below) There are other things there too; this makes a great starting point. E.1 .2 The Vi Pages The Vi Pages can be found at http://www.math.fu-berlin.de/~guckes /vi. ... popular: the original GNU emacs, and xemacs, Appendix C. Setting Options This appendix describes the important set command options for Solaris 2. 6 vi, nvi 1.79, elvis 2. 0, vim 5.1, and vile 8.0....