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java version "1.6.0_20" OpenJDK Runtime Environment (IcedTea6 1.9) (6b20-1.9-0ubuntu1) OpenJDK 64-Bit Server VM (build 17.0-b16, mixed mode) java.lang.NullPointerException at sun.applet.PluginAppletViewer.handleMessage(PluginAppletViewer.java:649) at sun.applet.PluginStreamHandler.handleMessage(PluginStreamHandler.java:270)

Issue with Processing + Ubuntu 10.10 + OpenJDK Plugin

http://forum.processing.org/topic/issue-with-processing-ubuntu-10-10-openjdk-plugin
http://wiki.processing.org/w/Threading From Processing This tutorial is based on my (somewhat outdated) Java tutorial about threads: The source code below from the examples below can be downloaded from here: Other Resources:

Threading

Threads at daniel shiffman

If you are looking for a tutorial about using threads in Processing, I’ve adapted this page on the Processing wiki: http://wiki.processing.org/w/Threading Examples: Related: Exercises (optional): http://www.shiffman.net/teaching/a2z/threads/
Clocks and Timers - General Overview There are two kinds of time related devices in a system: a means to read a time value; and a means to schedule/trigger a time related event The term "clock" is often used to refer to both of these because you read the time from a clock, and you can (often) set an alarm to have something happen when the clock reaches a certain time. Sometimes the term "passive clock" is used for a time source that can only be read, while "active clock" is used for one that can also trigger an event/interrupt/alarm. For the sake of discussion (and because they are different hardware devices) I will use the term "clock" to refer to the means by which a time value can be read, and the term "timer" for something that can trigger a time-related event. http://blogs.oracle.com/dholmes/entry/inside_the_hotspot_vm_clocks

Inside the Hotspot VM: Clocks, Timers and Scheduling Events - Part I - Windows : David Holmes' Weblog

Floating Processing clouds with minim

http://www.local-guru.net/blog/2010/01/04/floating-processing-cloudes-with-minim I made a simple example to test the sound input features of minim , an audio library for processing . I took one of the cloudes i wrote for my ical-flowers and wrote a simple sketch that makes it float to the right whenever someone blows into the microphone. I didn't export it as an applet this time, but here is the code, in case you want to try it.

Read/Write HTML field values from Java - Real's Java How-to

http://www.rgagnon.com/javadetails/java-0177.html Read/Write HTML field values from JAVA Tag(s): Javascript interaction [Netscape AND IE4 compatible] The netscape.javascript.* (LiveConnect) package provides facilities to directly manipulate HTML FORM components. JSObject win = (JSObject)JSObject.getWindow(this); JSObject inputText = (JSObject) win.eval("document.forms[0].elements[0]"); String value = (String)inputText.getMember("value"); // read form value inputText.setMember("value" , value + " new stuff"); // write form value But this action requires a signed applet. in Netscape, you must