[MSDN Library June 1998] Validating Object Pointers (100%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Messaging API (MAPI) > Guide > MAPI Programming Basics > Validation in MAPI

[MSDN Library June 1998] Validating Data Structures (87.5%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Messaging API (MAPI) > Guide > MAPI Programming Basics > Validation in MAPI

[MSDN Library June 1998] Validating Parameters to Interface Methods (86.3095238095238%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Messaging API (MAPI) > Guide > MAPI Programming Basics > Validation in MAPI

[MSDN Library June 1998] Validating and Initializing a Message Store (45.1558202050513%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Messaging API (MAPI) > Guide > Developing a Client Application > Handling a Message Store

[MSDN Library June 1998] Validating Control Data by Restricting Focus (24.0672704488494%)

MSDN Library Visual Studio 6.0 > Visual Basic Documentation > Using Visual Basic > Programmer's Guide (All Editions) > Part 2: What Can You Do With Visual Basic? > Using Visual Basic's Standard Controls