Web stuff
Kumar Sundaram - A Simple Tooltip with Images and Text
Scott Hanselman - ASMX SoapExtension to Strip out Whitespace and New Lines
Phil Haack - Conditional Compilation Constants and ASP.NET
Dion Almaer - Douglas Crockford’s Elements of JavaScript Style and Plugging in to the Dojo Grid and Yojo: Loading YUI with the Dojo loader
Ambrose - Web Services Best Practices

Other stuff
Sara Ford - Did you know... Pressing the mouse wheel allows for scrolling in all directions?
Nicholas Allen - Further Adventures of Don't Run as Administrator
Nat Luengnaruemitchai - Handle leaks in svchost.exe
Aaron Stebner - Link to information about when to use NGen for your managed application
Sreejith Thathanattu - Paging Class for .Net … looks like a pretty good utility class
Nikhil Kothari - Programming Silverlight 1.0 with C# - Photo Carousel (Part 2)
CNNMoney - Report: Boston is the new Silicon Valley
Paul Chin PC - Reverse Connection Shell
Tim Anderson - Want a job? Learn Silverlight, not WPF

Other link blogs
Steve Pietrek - Links (9/16/2007)
Scott Guthrie - September 16th Links: ASP.NET, ASP.NET AJAX, IIS7, Visual Studio, Silverlight

Security stuff
Schneier on Security - Microsoft Updates Both XP and Vista Without User Permission or Notification