How Do I is your gateway to key task-based topics about C# programming and application development. The essential categories for what you can do with C# are listed in this topic. The links guide you to important procedure-based Help pages.

C# Language (How Do I in C#)

C# Language Specification… Threading… Generics... Code example snippets… Samples… more

.NET Framework (How Do I in C#)

File I/O… Strings… Collections… Serialization… Components… Assemblies and Application Domains… more

Windows Applications (How Do I in C#)

Building Windows Applications… Controls… Windows Forms… Drawing… more

Web Pages and Web Services (How Do I in C#)

ASP.NET Web pages… XML Web Services… more

LINQ (How Do I in C#)

Language-Integrated Query (LINQ)... LINQ to SQL, LINQ to XML, LINQ to DataSet, LINQ to Objects...more

Debugging (How Do I in C#)

Using the VS Debugger… .NET Framework Trace class… Debugging SQL Transactions… more

Data Access (How Do I in C#)

Connecting to data sources… SQL Server... Data binding… more

Designing Classes (How Do I in C#)

Class Designer... Working with Classes and Other Types... Create and Modify Type Members... Class Library Design Guidelines… more

Security (How Do I in C#)

Code Access Security… Security Policy Best Practices… Permission Sets… more

Office Programming (How Do I in C#)

Office Programming… Controls… Word… Excel… more

Smart Devices (How Do I in C#)

What's New in Smart Device Projects... Programming Smart Devices... Debugging Smart Devices... more

Deployment (How Do I in C#)

ClickOnce… Windows Installer