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Latest threads

1. Windows find out if an application already is running

   I tried system.hprevinst, but this shows always 0. If there are more copys of the program then hinstance is always the same value.

   RDFRainer Stratmann, dmitry boyarintsev, Fantomas3-18-2009 22:23 UTC
   7
2. Array initialization

   http://web.mit.edu/sunsoft_v5.1/www/pascal/lang_ref/ref_data.doc.html#1212, I found some different syntax to initialize an array. Examples there.. var c1 : array[1..10]…

   FAFFrancisco Reyes, Andrew Brunner, Fantomas3-18-2009 17:41 UTC
   8
3. DirectX applications crash

   I've always had a problem with using COM with Free Pascal. If I release the interfaces, then the application crashes without reason somewhere unrelated with the code to…

   FDPFelipe Monteiro de Carvalho, dmitry boyarintsev, Paul Nicholls3-17-2009 19:15 UTC
   3
4. ACPI WakeUp

   Does anybody have pascal source for programatical WakeUp in standby mode through ACPI interfaces ? Milan Marusinec http://www.CrossGL.com

   MHMilan Marusinec, Henry Vermaak3-17-2009 10:09 UTC
   2
5. ActiveX COM OLE2 on WinCE Arm

   I wonder how to use CreateOLEObject on Wince. per default ActiveX, comobj, comconst, ole2 are not available for Wince. Copying the files from:…

   HFMHenrik Genssen, Felipe Monteiro de Carvalho, Marco van de Voort3-17-2009 09:18 UTC
   4
6. fpdoc search engine progress

   How's the progress of adding search engine to fpdoc? Either Graeme's work with Tipue and someone else's with Ioda. View this message in context:…

   LGMleledumbo, Graeme Geldenhuys, Michael Van Canneyt3-16-2009 12:19 UTC
   6
7. Documentation and posts suggestions [LONG]

   Whether coming from Delphi or a totally new to pascal user there are a couple of changes we could made to the documentation to make it friendlier and to posts we make on…

   FJMFrancisco Reyes, Jonas Maebe, Michael Van Canneyt3-16-2009 09:18 UTC
   7
8. PWideChar vs. ^

   maybe this is a dumb question, but: If I have a variable declared as var s: PWideString; why is an exception (AV) thrown when using something := s^; but not when using…

   MJMMarc Santhoff, Jonas Maebe, Marc Weustink3-13-2009 23:17 UTC
   4
9. Should data structures part in LCL be moved to FCL?

   I found some data structure related units in LCL (AvgLvlTree, DynamicArray, DynHashArray, DynQueue, etc.). To be consistent (LCL: visual components, FCL: non-visual),…

   LFMleledumbo, Francisco Reyes, Marco van de Voort3-13-2009 04:38 UTC
   5
10. Access violation during compilation and linking

    It often happens to me, that during compilation FPC raises an exception and often is enough just to clean up directories where are *.o and *.ppu located. Sometimes it…

    RCJRoland Turcan, C Western, Jonas Maebe3-12-2009 20:47 UTC
    4
11. Re: Re[2]: Access violation during compilation and linking

    . . First, NOGDB=1 is related to compilation of the IDE. You do not need to care about that because you primarily need to compile the compiler with support for debugging…

    TTomas Hajny3-12-2009 12:07 UTC
    1
12. XML files and the ext4 bug

    Hi Seems like the ext4 file system has a bug or some issue with files updated often : https://bugs.edge.launchpad.net/ubuntu/+source/linux/+bug/317781 I use XML files…

    GDFGustavo Enrique Jimenez, David Emerson, Florian Klaempfl3-12-2009 11:27 UTC
    7
13. Matrix "Class" for nice matrix formulas

    I have announced this on the Lazarus mailing list but it can be used in "pure" Free Pascal so I have decided to post it here also. A Matrix "Class" that uses operator…

    ULUnknown author, leledumbo3-12-2009 05:09 UTC
    1
14. Acces IO-ports in Linux with FPC 2.2.0

    I am developing a free pascal software in Linux, which uses the parallel digital input/output card (with intel 8255) in an industrial PC. I was able to compile and run…

    IFJIisakki Kosonen, Felipe Monteiro de Carvalho, Johann Glaser3-11-2009 15:44 UTC
    4
15. Compile time expression evaluator

    Just remember a Nimrod (and D) language feature called "compile time expression evaluator", what do you think of incorporating it to FPC? Link:…

    Lleledumbo3-11-2009 05:01 UTC
    0
16. FCL documentation AVL_tree

    Is there already a documentation/example for the AVL_tree unit of the FCL? If not, I would like to provide one. Mattias

    MMMMattias Gaertner, Marco van de Voort, Michael Van Canneyt3-10-2009 07:15 UTC
    5
17. svn: Decompression of svndiff data failed

    JJJohn, Jonas Maebe3-8-2009 19:32 UTC
    1
18. Creating FPC enabled websites

    Any recommendations on which library to use to create web enabled FPC apps? Have found a few libraries and wonder if anyone has had good success with any of these or…

    FAAFrancisco Reyes, Adrian Veith, Andreas Berger3-5-2009 06:46 UTC
    46
19. 2.2.4 for FreeBSD AMD64?

    Is there any way to get 2.2.4 RC1 for FreeBSD AMD64?

    FPFrancisco Reyes, Prince Riley3-5-2009 04:17 UTC
    3
20. Convert complicated string to DateTime

    I want to convert a string to a TDateTime variable. In example the string is: 'November 21 09:42:21 2008'. I tried ScanDateTime with 'mmmm dd hh:nn:ss yyyy' pattern but…

    GLGabor Boros, leledumbo3-5-2009 02:53 UTC
    5
21. Using TFileStream class

    I'm trying to use the TFileStream class to read a file with a record, and I obtain this message when I execute my application : Access violation. You can find my code in…

    AHAurélie de LUCA, Howard Page-Clark3-4-2009 20:51 UTC
    1
22. Compilation aborted / Compatability Problem

    Hello! I´m just trying to use free Pascal for the first time. When I Try to compile a test program, I get the compiler message: Error: Illegal parameter: -Opentium3 or:…

    JJJens Kluschat, Jonas Maebe3-3-2009 20:41 UTC
    1
23. How does TFPImageCanvas draw TextOut?

    I've started with the fontdraw example at the bottom of http://wiki.freepascal.org/Developing_with_Graphics Somewhere in the middle, there's a call to ImgCanvas.TextOut,…

    DLDavid Emerson, leledumbo3-2-2009 05:03 UTC
    2
24. WM_PAINT, draw a bitmap

    can somebody help me to draw a bitmap in a win32 app? There is a 800 x 600 x 32bits (dword) memory-buffer which contains the bitmapdata.

    RRainer Stratmann3-1-2009 18:19 UTC
    1
25. Socket (Depecrated) on FreePascal

    Hi List: My name is Diego and write from Spain. I need help. My problem resist on the primitive deprecated Accept. The interface is the following: function Accept( Sock:…

    DJDiego Antonio Lucena Pumar, Jonas Maebe3-1-2009 08:39 UTC
    1
26. installation problem of freePascal on freeDos

    I run freeDos 1.0 in the Sun xVM Virtual Box 2.1.3 and I tried to install FreePascal 2.2.2 (GO32v2 extender version). I created c:\tmp copied dos222.zip into it,…

    UJUnknown author, Jonas Maebe2-26-2009 22:23 UTC
    1
27. GNU binutils in Windows installer

    FPC under Windows uses its own internal assembler and linker (and resource compiler, too?). Is it still necessary to have them? If not, why bloat the installer with them?

    LVleledumbo, Vincent Snijders2-24-2009 07:55 UTC
    1
28. Can I encorperate PDF files

    I have an application running nicely in FP. What a great system. I would like to add a help facility that would search a topic in a PDF format manual and display the…

    JDJJohn Youngquist, David W Noon, John Coppens2-23-2009 06:11 UTC
    4
29. Problems linking C library on Linux (*.so & *.a files)

    Hello. I'm trying to link a library written in C (Allegro 4.2) on Linux. The testing program (which is minimal) links without problems but it raises a runtime error:…

    GJJGuillermo Martínez Jiménez, Jeff Wormsley, Jonas Maebe2-22-2009 19:08 UTC
    12
30. Re: fpc-pascal Digest, Vol 56, Issue 21

    Hi. I've tried your suggestion about the symbol stripping and had the same result. Thanks anyway. I'll load the library manually.

    GJGuillermo Martínez Jiménez, Jonas Maebe2-21-2009 19:35 UTC
    1

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