[MSDN Library June 1998] One or more selected tables are already on the diagram. (100%)

MSDN Library Visual Studio 6.0 > Visual Studio Documentation > Data Access Tools and Technologies > Microsoft Visual Database Tools > Interface Reference > Troubleshooting Error Messages > Database Designer Troubleshooting Errors

[MSDN Library June 1998] One's Complement Operator: ~ (28.6931818181818%)

MSDN Library Visual Studio 6.0 > Visual C++ Documentation > Using Visual C++ > Visual C++ Programmer's Guide > Language Quick Reference > C/C++ Operators > Unary Operators

[MSDN Library June 1998] One Bit-Per-Pixel Format (22.6121794871795%)

MSDN Library Visual Studio 6.0 > DDK Documentation > Windows CE Device Driver Kit > Installable Device Drivers > Windows CE Display Drivers > Display Buffer Formats

[MSDN Library June 1998] One Rowset for Each Hierarchy Level (20.6799853372434%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft Data Access SDK > OLE DB > OLE DB Programmer's Reference > Part 1 Introduction to OLE DB > Chapter 4 Rowsets > Hierarchical Rowsets

[MSDN Library June 1998] One or more values are prohibited by the validation rule (20.4824561403509%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > DAO SDK > Trappable Microsoft Jet and DAO Errors > Error 3300 - 3349

[MSDN Library September 1992] One-Line Text Alignment (11.1808968058968%)

Books and Magazine Articles > Programming Windows 3.0 (Petzold) > PART 4 THE GRAPHICS DEVICE INTERFACE > Chapter 14 Text and Fonts > FORMATTING TEXT