M-x auto-fill | Automatically break long lines. If you are
already in auto-fill mode, this command turns it
off. |
C-u n M-x goto-line | Go to line number
n. |
M-x
spell-buffer | Check my spelling in this file. |
M-x
kill-rectangle | Kill a rectangle between point and mark, which
should be at two opposite corners of the
rectangle. |
M-x
yank-rectangle | Insert the last-killed rectangle. |
M-x
tabify-region | Convert spaces to tabs in the region. |
M-x
untabify-region | Convert tabs to spaces in the region. |
M-x undo
or C-_ | Undo the last command. |
M-x
overwrite-mode | Change to overwrite mode, so new characters
replace existing ones. If you are already in
overwrite mode, this command changes back to the
normal insert mode, so that new characters are
inserted before the character at point. |