It is not so easy as it looks like. You should get the map object's projection and the map's zoom to be able to calculate it.

Absolutely free icons for commercial and non-commercial projects. Check out here.

As a huge fen of the flash platform, I always like to work with events. The events system in ActionScript3 is really helpful when we are building a big application with many modules and we want to keep them independent. JavaScript hasn't native support of events, but we can still use them.

The selectors are one of the most powerful features in CSS. Sometimes they can save you a lot of additional work. In this article I'll show you how to set the style of a specific child in a list of elements.

Currently I'm working on a big JavaScript project. It has a lot of files that have to be compressed. I wrote a simple php class that merges all the files into one. It has also a useful simple obfuscator method.

I'm sure that you've already used metadata tags in your flex applications. There are several reserved keywords like [Bindable], [Embed], [Event] and so on (the full list is available here). The function of the metadata tags is to provide additional information to the flex compiler. For example information about embeding assets, dispatching events. This article doesn't explain how to use the default flex tags (you can learn that from here). It shows you how to create your own metadata tags and how to use them.

Again, IE proves that is full with bugs. Simple but effective solution.

I think that the delegation is an important part of every programming language. It is also possible in JavaScript.