R is for RPC

Flex's RPC package (mx.rpc) defines services for making asynchronous calls to remote services.

Types of RPC services:

• HTTP - make HTTP calls to web servers
• Web Services - call SOAP + WSDL based web-services
• Remoting - call remote object servers such as ColdFusion or Java using BlazeDS

Learn more about Flex Remoting (RPC) at Flex After Dark...

P is for Projects in Flex Builder

There are several types of projects that can be created via Flex Builder:

• Flex Web project - create .swf files that run in Flash Player
• Flex Desktop project - create .air files that run in Adobe AIR-Runtime
• Flex Library project - create .swc library files for use in other Flex projects
  

Learn more about Projects in Flex Builder at Flex After Dark...