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December 23, 1999

Data Rollup

Question: I have a table containing records collected at variable times. How do I “roll up” the data to average over 15-minute periods in a query? Answer: I think I

FoxPro Commands and the ODBC Driver

Question: I’m trying to set up an SQL call (in ColdFusion) to a program (TESTOUT.PRG) that uses the FoxPro COPY TO command and user-supplied parameters to output the desired file

Iostream Objects’ Memory Use

Question: I have written this very small program in Microsoft Visual C++ and it seems that STL is dumping memory: #include #include using namespace std ;void main(){ _CrtDumpMemoryLeaks( );} The

Using Auto_ptr with Arrays

Question: Can auto_ptr be used to hold a pointer to an array of objects? For example: auto_ptr p = new int[10]; When auto_ptr is destroyed, will it call the correct

Using C++ for AIX Unix and Windows NT

Question: We are looking at Visual Studio 6 as a development platform. Studio 6 contains Visual C++, Java++, and VB version 6. Can I use this development platform to create