Raspberry Pi stuff

camera.py

import picamera
camera = picamera.PiCamera()
camera.capture('image.jpg')

misc.md

Misc

Commands

Reboot

sudo reboot

Shutdown

sudo shutdown -h now

Links

• http://www.raspberrypi.org/documentation/raspbian/updating.md

sunrise-sunset.py

import json
import urllib
from xml.dom import minidom

WEATHER_URL = 'http://xml.weather.yahoo.com/forecastrss?p=%s'
WEATHER_NS = 'http://xml.weather.yahoo.com/ns/rss/1.0'

def weather_for_zip(zip_code):
  url = WEATHER_URL % zip_code
  dom = minidom.parse(urllib.urlopen(url))
  node = dom.getElementsByTagNameNS(WEATHER_NS, 'astronomy')[0]

print(weather_for_zip(55401))

wifi.txt

1. $ sudo nano /etc/network/interfaces

2. enter the following:

auto lo
iface lo inet loopback
iface eth0 inet dhcp

allow-hotplug wlan0
auto wlan0

iface wlan0 inet dhcp
wpa-ssid "ssid"
wpa-psk "password"

3. $ sudo service networking reload