News

The Delphi Eclipse...

Author: David O17638 One item in my previous post that I specifically didn’t address is the notion of using Eclipse instead of VS. Again, this is something we’d be remiss to ignore. However, the primary ding against Eclipse is its reliance on a JVM. Were it not for the fact that we are trying to support the .NET platform, this might be a reasonable path to…
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News

The Observer Pattern

Author: Joanna C1415 Introduction When we use Delphi to design forms and data modules, every time we place a component on the designer, several things change: the form now shows an appropriate representation of the component, the object inspector changes to show the…
C++

Kylix 3 Open Edition available for download

Author: Anders Ohlsson With Kylix 3 Open Edition now available for download, here are the top 5 reasons get it: Exercise the freedom to choose: use C/C++ or Delphi languages Develop Linux. open-source GPL applications faster Visually create high-performance Linux GUI…
C++

Oracle user functions, ORA-06553 expression of of wrong type

Author: Embarcadero USA Question and Answer Database FAQ: FAQ4561B - Oracle user functions, ORA-06553 expression of of wrong type Category: Database (Oracle) Platform: All-32Bit Product: All-CBuilder, C++Builder1.0, C++Builder3.x, C++Builder4.x, Delphi2.x, Delphi3.x, Delphi4.x, VdBase7.x, Question: When using my user functions I receive the error: ORA-06553 expression…
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C++

Unknown Internal Operating System Error

Author: quinn Question and Answer Database FAQ3749B.txt Unknown Internal Operating System Error Category :BDE Platform :Win95/NT Product : BC++5.x C++Builder1.0 C++Builder3.x Delphi2.x Delphi3.x Delphi4.x Question: Why am I getting an Unknown…
C++

How to put a progress bar on a Status Bar ...

Author: Embarcadero USA Question and Answer Database FAQ2293C.txt How to put a progress bar on a Status Bar ... Category :VCL Platform :All Product :C++Builder 3.x Question: How Do I put a Proress bar on a status bar. Answer: Here is an example: This is the form: object Form1: TForm1 Left = 191 Top = 108 Width = 226 Height = 140 Caption = 'Form1' Font.Charset =…
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Delphi

Preventing multiple application instances

Author: Embarcadero USA Question and Answer Database FAQ1355D.txt Preventing multiple application instances Category :Windows API Platform :All Product :All 32 bit Question: How can I guarantee that only one instance of my program executes? Is it possible to…
C++

Playing a WAV from a resource.

Author: Embarcadero USA Question and Answer Database FAQ498C.txt Playing a WAV from a resource. Category :Windows API Platform :All Product :C++Builder 1.x Question: How do I play a sound from a resource? Answer: We haven't been able to get the SND_RESOURCE…
C++

Displaying an error string from GetLastError.

Author: Embarcadero USA Technical Information Database TI2459C.txt Displaying an error string from GetLastError. Category :General Platform :All Product :Borland C++ All Description: Displaying an Error Message with GetLastError GetLastError is a WIN32 API that returns an error code indicating the most recent error. The most recent error will be set by the failing…
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