Emacs commands

C-X C-F   visit file
C-X C-S   save file
C-X C-C   exit emacs
C-G       get out of trouble

C-F       one line forward
C-B       one line back
C-V       one page forward
esc-V     one page back


C-D      delete character under cursor
esc-D    delete word
C-K      kill from cursor to end of line
C-Y      yank text back