http://beta.ivancover.com/blog Yet another weblog, by ivc. Mon, 25 Jan 2010 11:10:56 +0000 http://backend.userland.com/rss092 en When doing matrix calcualtions it's handy to do a comparison with a calculator. I've made two guides showing the basic steps for Casio and Texas Instruments calculators. Matrix calculations on Casio Matrix calculations on TI The guides are in Norwegian and I actually got it published for the MA-109 course at UiA. They ... http://beta.ivancover.com/blog/2010/01/25/matrix-operations-on-calculators/ The new Android based device, called Droid, has just been announced. And it has a cool sound when a SMS is received. To use the sound as a text message-tone on an iPhone, you need a jailbroken device and a AIFF version of the file. Download the already converted and ... http://beta.ivancover.com/blog/2009/11/02/droid-message-sound/ I'm trying out new filesystems for the drives going into the file-server. After relaying on ext3 for the last years, I've always wanted to figure out of there's a better FS more suitable for storing large files. The alternatives are XFS, ReiserFS, JFS, Ext3, and Ext4. Ext3 is excellent is ... http://beta.ivancover.com/blog/2009/08/09/linux-filesystems/ I recently discovered Autostitch for the iPhone and it works wonders. It's has an impressive algorithm and stitches photos together almost perfectly if I do my capturing job well. Østregate: Sam Eydes plass: http://beta.ivancover.com/blog/2009/07/26/panorama-bonanza/ A few weeks ago I discovered "KatMouse". It's a small Windows utility adding the ability to use the mouse wheel to scroll any window the mouse pointer is hovering over, regardless if the window is in focus or not. Certainly makes me at LEAST 3% more productive. Take a look ... http://beta.ivancover.com/blog/2009/03/27/katmouse/ For a long time I've been aware of classes (and their objects) in PHP but I've never really gotten the time to figure out how they work and how they're structured, before now. A class can have a collection of functions that belong to a specific part, or say, module of ... http://beta.ivancover.com/blog/2008/11/08/php-objects/ iPhone, yes, I'm pretty sure you have heard the name a couple of times before. I decided to get the next generation iPhone, the iPhone 3G, on the launch date to get the excitement. Contrary to the first iPhone I got in October 2007 when the jailbreaking and unlocking was properly ... http://beta.ivancover.com/blog/2008/07/11/iphone-3g/ I can't remember how many times I've had the need for a bootable CD-R/DVD-R to boot into DOS to do some trivial task, like flashing a BIOS or duplicating a hard drive. As a reference for myself I've created a quick entry to show how to use a regular downloadable floppy ... http://beta.ivancover.com/blog/2008/05/28/create-bootable-disc/ Recently I've received some blog comments spam. I received an e-mail for each new comment but I didn't bother much about it. Now, today after updating my e-mail server to better fight spam and bounce spam, I decided to do a clean-up of the blog comments. A quick search for 'wordpress ... http://beta.ivancover.com/blog/2008/05/21/recaptcha/ I had a problem with flash video stopping after 2 seconds and sound missing in Opera and Firefox. Flash video worked fine after relaunching the browser but after a few minutes the issue popped up again. Although I normally have 10-20 tabs in both browsers. But the weird thing is ... http://beta.ivancover.com/blog/2008/04/13/fix-flash-2-second-stop/