UFW PASSIVE FTP RASPERRY PI doesn't work anymore FIX

# cat /proc/sys/net/netfilter/nf_conntrack_helper
# 0
# echo 1 >  /proc/sys/net/netfilter/nf_conntrack_helper

# cat /proc/sys/net/netfilter/nf_conntrack_helper
#1

Fix the problem. 

Autoplay raspberrypi XBMC

Pour jouer automatiquement au démarrage une playlist de vidéos

http://www.raspberrypi.org/phpBB3/viewtopic.php?t=13689&p=239521

apt-get install xbmc-eventclients-xbmc-send

xbmc-send --action='PlayMedia("/home/pi/loire.m3u")' --action="PlayerControl(RepeatAll)"

os.system("xbmc-send --action='PlayMedia(\"/home/pi/loire.m3u\")' --action=\"PlayerControl(RepeatAll)\"")

http://stackoverflow.com/questions/89228/calling-an-external-command-in-python

http://wiki.xbmc.org/index.php?title=List_of_built-in_functions

how to post json with curl

curl -X POST -H "application/json" -d '{"key":"val"}' URL