Hobby computing blog http://nullprogram.com en-us Fri, 03 Feb 2012 16:17:04 PST Fri, 03 Feb 2012 16:17:04 PST http://nullprogram.com/blog/2012/02/03/ http://nullprogram.com/blog/2012/02/03/ Fri, 03 Feb 2012 00:00:00 PST The other day I came across this neat visual trick: How to simulate liquid (Flash). It's a really simple way to simulate some natural-looking liquid. Perform a physics simulation of... http://nullprogram.com/blog/2012/01/19/ http://nullprogram.com/blog/2012/01/19/ Thu, 19 Jan 2012 00:00:00 PST At work I’ve recently been generating viewsheds over DTED sets. Earlier this week I was asked to give an informal presentation on what I was doing. I wanted some terrain... http://nullprogram.com/blog/2011/12/16/ http://nullprogram.com/blog/2011/12/16/ Fri, 16 Dec 2011 00:00:00 PST CSS variables have been proposed a number of times already, but, as far as I know, it has never been taken seriously. Variables – constants, really, depending on the proposal... http://nullprogram.com/blog/2011/11/28/ http://nullprogram.com/blog/2011/11/28/ Mon, 28 Nov 2011 00:00:00 PST I’ve done all my video editing in a very old-school, unix-style way. I actually have no experience with real video editing software, which may explain why I tolerate the manual... http://nullprogram.com/blog/2011/11/19/ http://nullprogram.com/blog/2011/11/19/ Sat, 19 Nov 2011 00:00:00 PST Last month I started managing my entire Emacs configuration in Git, which has already paid for itself by saving me time. I found out a few other people have been... http://nullprogram.com/blog/2011/11/06/ http://nullprogram.com/blog/2011/11/06/ Sun, 06 Nov 2011 00:00:00 PDT See it in action: CubeDemo.jar (4.7 MB) (Linux, Windows, and Mac OS X) (source) NativeGuide is a Java utility library I wrote that makes native libraries easier to manage. Really,... http://nullprogram.com/blog/2011/11/03/ http://nullprogram.com/blog/2011/11/03/ Thu, 03 Nov 2011 00:00:00 PDT Over the last couple of years I’ve worked out some cool shell tricks, which I use as aliases. Like any good software developer, if I notice a pattern I take... http://nullprogram.com/blog/2011/10/19/ http://nullprogram.com/blog/2011/10/19/ Wed, 19 Oct 2011 00:00:00 PDT I finally got my entire Emacs configuration into source control. My previous solution was to copy around my .emacs.d/ to each computer I use. This works well enough with two... http://nullprogram.com/blog/2011/10/13/ http://nullprogram.com/blog/2011/10/13/ Thu, 13 Oct 2011 00:00:00 PDT I recently toyed around with some halftone, a technique for simulating continuous tone images using solid dots. I can’t remember what specifically gave me the idea to try it out.... http://nullprogram.com/blog/2011/08/30/ http://nullprogram.com/blog/2011/08/30/ Tue, 30 Aug 2011 00:00:00 PDT I finally started taking advantage of a JVM feature that’s been around for almost a decade: hot code replacement. HCR was introduced in 1.4 as part of the Java Platform...