Archive for the ‘Fixed’ Category

LEGO Mindstorms NXT Alpha Rex building instructions / plan

Sunday, January 22nd, 2012

[caption id="attachment_1343" align="alignright" width="242" caption="LEGO Mindstorms NXT 2.0 Alpha Rex"][/caption] I bought the LEGO Mindstorms NXT 2.0 recently and was a bit disappointed to find that it didn't come with printed instructions to build Alpha Rex - the robot on the box art. I searched for the instructions all over the ...

Look Ma, no files! Portable object persistence

Friday, August 19th, 2011

Originally posted at JavaProgrammingForums.com Where can I store my application data? I see a lot of people starting threads because they're struggling to persist (often) a little bit of data from one run of their Java application to the next. The offered solutions are often some kind of jiggery-pokery involving java.io.File. Not ...

IE8 javascript not running from script element in head

Sunday, July 17th, 2011

After staring at other people's solutions to this problem for a day or so, I finally realised what I was doing wrong and thought I'd better share it, just in case you also fail to see for several hours how you caused the problem. I have a page that works ...

Having your own printer is so last century: online printing services

Friday, July 15th, 2011

We needed to send a couple of small documents by post and realised - while we are in the 'No Fixed Abode' phase of our Keep-It-Simple-Stupid plan to move back to the UK - that another thing we don't have in our luggage is a printer. We're currently using a ...

Trying out JBullet: IntBuffer is not direct

Saturday, May 14th, 2011

[caption id="attachment_1271" align="alignright" width="150" caption="JBullet Basic Demo"][/caption] I've been simulating the movement of a line-following robot in plain old Java recently, but wanted to try a few problems that need physics, so I downloaded JBullet - a Java port of the Bullet  Physics Library. It needs LWJGL - the Lightweight Java ...