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Delphi

Validating input in TEdit components

Author: Embarcadero USA Technical Information Database TI1171D.txt Validating input in TEdit components Category :VCL Platform :All Product :Delphi All Description: Q: How can I validate input in my TEdit components? A: Assuming you're using regular TEdit components, during OnExit, you will see irregular behavior from controls if you attempt to change focus at that…
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Delphi

Delphi Configuration Files

Author: Embarcadero USA Technical Information Database TI1105D.txt - Delphi Configuration Files Category :Delphi 1.x Platform :All Product : Description: Delphi employs a number of files for its configuration, some global to the Delphi environment, some project specific. Chief among all the configuration files is DELPHI.INI. DELPHI.INI resides in the Windows directory and contains…
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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…
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 the bitmap out to a file -- is a simple process of using the Assign method to store the contents of the BLOB field to an…
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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…
C++

Getting Input In Graphics Mode

Author: Embarcadero USA Technical Information Database TI676C.txt Getting Input In Graphics Mode Category :General Platform :All Product :Borland C++ 3.0 Description: This program demonstrates how to get input from the user in …
C++

Installing and Configuring Borland C++

Author: Embarcadero USA Technical Information Database TI760C.txt Installing and Configuring Borland C++ Category :General Platform :All Product :Borland C++ 3.X Description: INSTALLATION AND CONFIGURATION PROBLEMS ======================================= Instructions for installing Borland/Turbo C++ can be found in the User's Guide and in the online…
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