[update 15/11/7 to add JScript syntax checking, JSON-Enabled WCF, MFC Vista Common Controls links]
Here's a roundup of some links to great blogs and articles about the new stuff coming soon in "Orcas". You'll notice that the links are dominated by the blogs of Scott, Daniel and Soma but that's because they all make great reading!
General “what’s new articles”
An Overview of Microsoft Visual Studio 2008 White PaperFeature Specifications for Visual Studio 2008 and .NET Framework 3.5S. Somasegar (Soma) and Scott Guthrie on Orcas Beta 2: What's in it? (Video)What's new in Visual Studio 2008 Beta 2 from busy developer's perspectiveVS 2008 Performance ImprovementsWhat's new with Visual Studio 2008 Express editions?
Visual Studio IDE/Shell/Projects/Debugging/Profiling
VS 2008 Multi-Targeting SupportIntegrated debugging into the .NET Framework source codeVisual Studio 2008 ShellMSBuild new featuresCode Analysis Features in VS 2008Debugging and Profiling Features in VS 2008Multi-threaded Debugging in Visual Studio 2008
New C# "Orcas" Language Features: Automatic Properties, Object Initializers, and Collection InitializersNew "Orcas" Language Feature: Lambda ExpressionsC# 3.0 : Anonymous TypesBeing more productive with C# 3.0
VB "Orcas" What's new Web CastType inference in Visual Basic 2008Lambda Expressions
VB.NET 9.0 and C# 3.0
New "Orcas" Language Feature: Extension Methods
VC++ Performance Improvements in VS 2008What's New in Visual C++ 2008 MFC updates for Vista Common Controls
CLR and Base Class Library (BCL)
CLR AddinsWhat’s new in the .Net Framework 3.5 (Orcas)New Library Classes in "Orcas"System.CoreGet Connected With The .NET Framework 3.5 (System.Net changes)
WPF and Windows Forms
NET FX 3.5 B2 Released! What's new in WPF?
LINQLINQ ResourcesScottGu on LINQ to SQL:
Part 1: Introduction to LINQ to SQLPart 2: Defining our Data Model ClassesPart 3: Querying our DatabasePart 4: Updating our DatabasePart 5: Binding UI using the ASP:LinqDataSource ControlPart 6: Retrieving Data Using Stored ProceduresPart 7: Updating our Database using Stored ProceduresPart 8: Executing Custom SQL ExpressionsPart 9 LINQ to SQL (Part 9 - Using a Custom LINQ Expression with the <asp:LinqDatasource> control)
TFS 2008: A basic guide to Team Build 2008