Flex Multiline Headers - CR LF \n {newline}
Every programming language does it a bit different. Every programming language supports it somehow. Talking about "carriage return" + "linefeed". Especially in a multi language environment like FLEX (FLEX + Actionscript + Coldfusion | JAVA | .NET) it can easily happen that language constructs get mixed up. Yet it is important to break lines in column headers, alerts, labels, and so on.

Flex Custom Validator: Australian Tax File Number (TFN)
One of Flex's little joys is the great client-side validation options you have. We've put together an example of extending the Flex mx.validators.Validator class to validate the Australian Tax File Number. It should be a good example to get you going on any sort of custom validation.

Countries Combo-Box for Flex
In almost every type of web application we have to collect user details. One of those user details is information about 'countries' (origin, residential address, postal records). The following sample code creates a mx:ComboBox and populates it with all (well, most) countries. Note the handy 'selectedItem' method in the mx:ComboBox class ;-)

FLEXible FlashPaper: Part One
The first part of a series building FlashPaper into your Flex application. We find it tremendously useful for large printable docs, reports and the like to keep the document inline and not force the user to pop up a separate window just to print.