Shortly before winter vacation, an IBM colleague contacted me to learn more about how extensibility – particularly web UI extensibility – works in the IBM Rational Jazz Platform on which I work. After typing up my response I thought it might be interesting to a broader audience so I’ve reposted it here (with some minor [...]
I hit a JavaScript issue recently that stumped me. I’m trying to detect if the code I’m running is in an IFrame or not. It seems like the safest way to determine this would be the following comparison:
if(window !== top) {
var mode = “frame”;
}
‘window’ of course is the global object in which [...]
Between early 2006 and early this year, my team at IBM Rational and I built a framework for component-based Ajax development for use in the Rational Jazz platform. The framework’s capabilities aren’t the focus of this entry, so I’ll just list some of them briefly:
A nice component model based on OSGi bundles and the Dojo [...]
Tagged design19 May 2007 update: This became a pretty popular blog entry after Tim O’Reilly linked to it. Because of the attention it’s received, I’d like to belatedly recognize Anne Zelenka and Redmonk’s James Governor and Coté for a series of January email conversations regarding Ajax UIs that generated interesting discussion and ideas which inspired me [...]
Related to yesterday’s post, I just caught up on the comments to Peter Gurevich’s (MS IE Performance PM) guidance to avoid using closures in IE. Matt Kruse had a perfect, concise response which I feel compelled to quote here verbatim:
Closures don’t cause memory leaks.
Browsers that have garbage collection bugs (IE6) and continue to retain [...]
Peter Gurevich, Performance Product Manager for the Microsoft Internet Explorer web browser, just wrote the third part of a blog series on improving the performance of Javascript execution within IE. Peter’s trying hard to help developers, but he’s got a thankless job since many of the problems are the result of not so much [...]