xxmn

## testing2
深圳程序员开发群test

## gen_event_caster.erl
-module(gen_event_caster).
-author('Fernando Benavides <elbrujohalcon@inaka.net>').

-behaviour(gen_event).

-export([start/2]).
-export([init/1, handle_event/2, handle_call/2, handle_info/2, terminate/2, code_change/3]).

-type receiver() :: atom() | pid().

## extend.sh
#!/bin/sh
# extend non-HiDPI external display on DP* above HiDPI internal display eDP*
# see also https://wiki.archlinux.org/index.php/HiDPI
# you may run into https://bugs.freedesktop.org/show_bug.cgi?id=39949
#                  https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/883319

EXT=`xrandr --current | sed 's/^\(.*\) connected.*$/\1/p;d' | grep -v ^eDP | head -n 1`
INT=`xrandr --current | sed 's/^\(.*\) connected.*$/\1/p;d' | grep -v ^DP | head -n 1`

ext_w=`xrandr | sed 's/^'"${EXT}"' [^0-9]* \([0-9]\+\)x.*$/\1/p;d'`

## gist:a05df06f48cb7ae375c8173703e3900d
0x3111d7c100C22dD5154BCb8fe6De37db0cee0136
	-module(gen_event_caster).
	-author('Fernando Benavides <elbrujohalcon@inaka.net>').

	-behaviour(gen_event).

	-export([start/2]).
	-export([init/1, handle_event/2, handle_call/2, handle_info/2, terminate/2, code_change/3]).

	-type receiver() :: atom() \| pid().
	#!/bin/sh
	# extend non-HiDPI external display on DP* above HiDPI internal display eDP*
	# see also https://wiki.archlinux.org/index.php/HiDPI
	# you may run into https://bugs.freedesktop.org/show_bug.cgi?id=39949
	# https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/883319

	EXT=`xrandr --current \| sed 's/^\(.\) connected.$/\1/p;d' \| grep -v ^eDP \| head -n 1`
	INT=`xrandr --current \| sed 's/^\(.\) connected.$/\1/p;d' \| grep -v ^DP \| head -n 1`

	ext_w=`xrandr \| sed 's/^'"${EXT}"' [^0-9]* \([0-9]\+\)x.*$/\1/p;d'`