In addition to our various blogs (primarily flashthusiast.com and flexexamples.com), both Jen and Peter deHaan (no relation) have written articles for the Macromedia/Adobe Developer Center and Design Center:

Articles by Jen deHaan:

Flash CS3:

• Using Flash for the First Time – Part 1: Building a Banner
• Using Flash for the First Time – Part 2: Adding Symbols, animation, and ActionScript
• Using Flash for the First Time – Part 3: Publishing and adding a Flash file to a web page
• Migrating from Flash 8 to Flash CS3
• (video tutorial) Creating your first working, interactive Flash file
• (video tutorial) Creating and using symbols and instances
• Flash graphic effects Learning Guide

Dreamweaver CS3

• Presenting video with the Flash Video component in Dreamweaver CS3

Flash 8

• Flash 8 Best Practices
• ActionScript 2.0 Best Practices
• Using Flash for the First Time – Part 3: Publishing and Adding the Flash File to a Web Page
• Using Flash for the First Time – Part 2: Adding Symbols, Animation, and ActionScript
• Using Flash for the First Time – Part 1: Building a Banner
• ActionScript 2.0 Learning Guide
• Flash Animation Learning Guide

Dreamweaver 8

• Presenting Video with the Flash Video Extension for Dreamweaver 8
• Creating Custom Video Skins for the Flash Video Extension for Dreamweaver 8

Flash MX 2004

• Binding Data Between Components Using the Data Binding Classes
• Using the Tween and Transition Classes in Flash MX 2004
• Using ActionScript in Macromedia Flash MX 2004: Best Practices
• Building a Tip of the Day Application (Part 1): Using Screens and Components
• Building a Tip of the Day Application (Part 2): Working with Web Services
• Building a Tip of the Day Application (Part 3): Submitting Tips to the Web Service
• Creating Animation
• Data for Designers: Connecting to Data in Flash Using Data Wizards

RoboHelp

• Creating and Customizing Online Documentation with RoboHelp

Articles by Peter deHaan (no relation):

Flash CS3 (Quick starts):

• Creating, populating, and resizing a DataGrid
• Customizing and sorting the DataGrid
• Using the Button component
• Using the Label component
• Using the Flash CS3 video encoder
• Handling metadata and cue points in Flash video
• Embedding fonts

And various entries in the Flex Cookbook (site).