Pachube-final-code is a project mainly written in ..., it's free.
Pachube code
import processing.serial.; import cc.arduino.; import eeml.; import pachuino.;
Pachuino p; float lastUpdate;
void setup(){
p = new Pachuino(this, Arduino.list()[1], 57600);
p.manualUpdate("http://www.pachube.com/api/35451.xml");
p.setKey("GBS3k0F-wFU_1XbjiYMry-cf-sb38LASl2-scnFVPEU");
p.addLocalSensor("analog", 0,"lightSensor");
}
void draw(){
float tempVal1 = p.localSensor[0].value;
println (tempVal1);
if ((millis() - lastUpdate) > 12000){
p.analogWrite(0, p.localSensor[0].value);
}
}
void onReceiveEEML(DataIn d){ p.updateRemoteSensors(d); }