xrandr ("X resize and rotate") is a tool for setting up and arranging display(s).
$ cvt 1280 1024 # 1280x1024 59.89 Hz (CVT 1.31M4) hsync: 63.67 kHz; pclk: 109.00 MHz Modeline "1280x1024_60.00" 109.00 1280 1368 1496 1712 1024 1027 1034 1063 -hsync +vsync $ xrandr --newmode "1280x1024_60.00" 109.00 1280 1368 1496 1712 1024 1027 1034 1063 -hsync +vsync $ xrandr --addmode VGA-0 "1280x1024_60.00" $ xrandr --output VGA-0 --mode "1280x1024_60.00" $ xrandr --output VGA-0 --right-of LVDS
See also the vga script in my github repository for an example of how I use it on my laptop.
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