I’ve found debugging my JavaScript projects much easier since using the Firebug add-on for Firefox, but more specifically outputting to the Firebug console. It’s as easy as this: var myVar = 42; console.log(‘my variable: ‘ + myVar); This will output ‘my variable: 42‘ to the Firebug console, just like using System.out.println() in Java. There are […]
On my latest web app I ran into a problem that had me stumped for a while. I was trying to load data via AJAX from a number of files to insert into the web page. I did this by iterating through a number of jQuery .ajax() calls with a for loop. I was getting […]
If you’re anything like me when it comes to IE9 you’re viewing Microsoft’s hype with a measure of skepticism. Microsoft’s Internet Explorer is both the most popular web browser and the biggest pain in the ass for us web developers. When I first heard that Microsoft were making an effort to support the latest standards […]
When working on my latest project I discovered a feature of jQuery that wasn’t apparent to me in the API. When using the .append() method I noticed it would automatically close HTML elements. After taking a closer look at the jQuery 1.4.2 code, I found that .append() makes use of an internal function called domManip(). […]
Need a fast and easy way to kill an unresponsive application in Linux? Press Alt + F2. Type xkill in the Run Application dialog. Click the application with the X (or skull and crossbone) cursor. I discovered this after having a fullscreen Java app freeze on me a few times in Ubuntu. Further reading Xkill […]
When I began in building controls engineering just six years ago, function block diagram programming was already an established engineering tool for may control systems. I began my controls programming with an older technology control system that used mostly point-oriented boolean algebra which was surprising very powerful, but difficult to get an overview of the […]