RE: How size the windows horizontally in emacs

[Drew Adams]

> > The function's name is enlarge-window-horizontally.

`C-h w enlarge-window-horizontally RET' ->

enlarge-window-horizontally is on C-x }


`C-h a window horizontal RET' ->

enlarge-window-horizontally   C-x }
  Command: Make current window ARG columns wider.
mouse-split-window-horizontally <mode-line> <C-mouse-2>
  Command: Select Emacs window mouse is on, then split it horizontally in half.
shrink-window-horizontally    C-x {
  Command: Make current window ARG columns narrower.
split-window-horizontally     C-x 3
  Command: Split current window into two windows side by side.