Matthew Johnson copperlight

Software Engineer

copperlight / diamond.clj

Created April 17, 2016 21:10

	(defn diamond [width offset]
	(doseq [w (take-nth 2 (concat (range 1 width) (range width 0 -1)))]
	(do
	(print (apply str (repeat offset " ")))
	(print (apply str (repeat (/ (- width w) 2) " ")))
	(print (apply str (repeat w "x")))
	(println))))

copperlight / raspberry_pi-enable_ssh

Created November 19, 2015 06:51

	sudo raspi-config
	Advanced > SSH > Enable

copperlight / raspberry_pi-wifi_config

Created November 19, 2015 06:50

	# for 2.4G networks; the edimax adapter does not support 5G

	pi@raspberrypi ~ $ sudo cat /etc/wpa_supplicant/wpa_supplicant.conf
	ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
	update_config=1
	network={
	ssid="$SSID"
	psk="$PRE_SHARED_KEY"
	proto=RSN
	key_mgmt=WPA-PSK

copperlight / raspberry_pi-ssh_lag_fix

Created November 19, 2015 06:48

	https://github.com/raspberrypi/linux/issues/963

	I found that changing a line in /etc/nsswitch.conf fixes it, with avahi-daemon running.

	"hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4"

	should become:

	"host: files dns"