C++

Sharing Violation Error with Paradox Tables.

Author: quinn Technical Information Database TI265B.txt Sharing Violation Error with Paradox Tables Category :General Programming Platform :All Product :BDE All Description: This error is most commonly caused by a "Lock File Contention". A lock file contention occurs in this situation: One user, User "A", is accessing one or more Paradox tables in a directory. "A" is closing…
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C++

Convert Hex String to an Integer Value.

Author: Embarcadero USA Technical Information Database TI2203C.txt Convert Hex String to an Integer Value. Category :General Platform :All Product :C/C++ All Description: This document provides a method to read hexadecimal numbers. The atoi() function…
C++

How to call a C++ member function in a DLL

Author: Embarcadero USA Technical Information Database TI2191C.txt How to call a C++ member function in a DLL Category :General Platform :All Product :C/C++ All Description: Calling Member Functions in a DLL ================================= How to call C++…
C++

Output Numbers with Thousands Separator

Author: Embarcadero USA Technical Information Database TI2183C.txt Output Numbers with Thousands Separator Category :General Platform :All Product :C/C++ All Description: How do I output comma-formatted numbers such as 1,000,000 with C++ IOStreams? As common as this would seem, C++ IOStreams have no support for this. The function shown in the code sample below serves…
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C++

How to Build and Use a Simple DLL

Author: Embarcadero USA Technical Information Database TI2195C.txt How to Build and Use a Simple DLL Category :General Platform :All Product :C/C++ All Description: This document discusses how to create dynamically linked libraries (DLLs) using version 5.0 of…
C++

dBASE .DBF File Structure

Author: Embarcadero USA Technical Information Database TI838D.txt dBASE .DBF File Structure Category :Database Programming Platform :All Product :Delphi All Description: Sometimes it is necessary to delve into a dBASE table outside the control of the Borland Database Engine (BDE). For instance, if the .DBT file (that contains memo data) for a given table is irretrievably lost, the…
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C++

Extracting A Bitmap From A BLOB Field

Author: Embarcadero USA Technical Information Database TI791D.txt Extracting A Bitmap From A BLOB Field Category :Database Programming Platform :All Product :Delphi All Description: Extracting a bitmap from a dBASE or Paradox blob field -- without first saving…
C++

Null Pointer Assignment Errors Explained

Author: Embarcadero USA Technical Information Database TI500C.txt Null Pointer Assignment Errors Explained Category :General Platform :All Product :Borland C++ All Description: 1. What is a Null Pointer Assignment error? The Null Pointer Assignment error is generated in programs that corrupt the bottom of the data segment in such a fashion as to indicate a high…
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