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Latest threads

  1. homepage - no foundation link

    Maybe I'm going blind (considering the amount of screen time its very likely), but I don't see any link to the Free Pascal Foundation from the Free Pascal homepage?…

    Graeme Geldenhuys, Michael Van Canneyt
    1
  2. TStringList - Strange quotation mark handling

    With the attached example program and data.csv I got the next result: 0 * 84392 1 * asfds 2 * hytr 3 * 43421454 4 * O 5 * fdsfds 6 * 654645645 "O" fdsfsd 7 * hgfgfedw 8…

    Gabor Boros, Benito van der Zander, el es
    7
  3. Multi-OS fp.ini and fp.cfg ?

    Would it be not too hard to make fp.ini and fp.cfg containing sections dedicated to one OS (bot read by others, but kept untouched) ? I'm working on my source codes both…

    Ched, Unknown author
    1
  4. Using other fpc installation

    For debugging reasons I have installed fpc 2.6.4 on Debian so I can compile some old SVN revisions, number 32959 for example. I want to use the fp editor to run the…

    kapibara, Marco van de Voort, Tomas Hajny
    10
  5. Best way to insert bytes into a TBytes variable?

    I am working on moving away from using AnsiString as communications buffer in an old application, so I need to write efficient replacements for certain string functions…

    Bo Berglund, Cyrax, Graeme Geldenhuys
    21
  6. TInifile does not handle " " (space) as a value.

    Dear List. I was trying to use the ini file for our program to store a single space " " as a value, but this does not seem to be posible. From the Wikipedia definition…

    Torsten Bonde Christiansen, Graeme Geldenhuys, Michael Van Canneyt
    9
  7. TMemDataSet

    Does TMemDataSet support loading/saving blobs? Mattias

    Mattias Gaertner, Michael Van Canneyt
    1
  8. BlockWrite() version 2.6.4

    Can anyone familiar with FPC 2.6.4 comment on the specifics of how BlockWrite() functions under Linux. Specifically does BlockWrite() call the Linux kernel or call…

    Brian, Karoly Balogh (Charlie/SGR, Marco van de Voort
    6
  9. program crash when -Cfsse2 enabled

    Hi this is a portion of the program , when i add -Cfsse2 it crashes. but works ok without sse2 ////////////////////////////////////// program demo; {$ifdef FPC}{$mode…

    code dz
    0
  10. Food for thought - language string improvement

    Ever had a problem like this? You have some SQL, say: SELECT Customers.CustomerName, Orders.OrderID FROM Customers FULL OUTER JOIN Orders ON Customers.CustomerID =…

    Graeme Geldenhuys, Andreas, Bernd Oppolzer
    46
  11. FPC IDE generating Sig291

    I keep getting 'Program generated a signal 291. Save your sources and restart the IDE.' Errors with the FPC IDE. I'm using version 3.0.4RC1 on a Windows 10 x64…

    James Richters
    0
  12. Windows API SendMessage()

    I'm trying to use SenMessage() to turn the display on or off under program control of a console application. I got the function to work, and it turns off the display,…

    James Richters, Cyrax, Santiago A.
    4
  13. inline callback functions?

    I’m seeing feature this in other languages and it’s pretty useful. Has anyone ever considered this for Pascal? Instead of declaring a method in the class (or other…

    Ryan Joseph, Mattias Gaertner, Sven Barth
    3
  14. why the 0.5 in the Unix Epoch (for UnixToDateTime function)

    I just noticed that the definition of the constants have 0.5 in it. Why? from dateh.inc const JulianEpoch = TDateTime(-2415018.5); UnixEpoch = JulianEpoch +…

    Dennis, Dennis Poon, Mark Morgan Lloyd
    5
  15. Syncobjs Event and BlockWrite() question

    When using WaitFor() , ResetEvent and SetEvent as a semaphore , if a thread is using BlockWrite() and the execution of BlockWrite() is conditional on WaitFor() , will…

    Brian
    0
  16. Is it always safe to typecast a old style object as its parent?

    TParent = object A : integer; end; TChild=object(TParent) B : integer; end; var Parent : TParent; Child : TChild; begin Child.A := 10; Child.B := 20; Parent :=…

    Dennis
    0
  17. Const attributes

    The following code is compilable. I'm using a private const with type defined and I can change it in the constructor. 1. Is this by design? 2. Is there a way to declare…

    Marcos Douglas B. Santos, Felipe Monteiro de Carvalho, Howard Page-Clark
    9
  18. XML: Differences between Delphi and FPC

    FPC/Lazarus always tried stay compatible with Delphi... thus, why the FPC XML classes is so different than Delphi classes? Delphi XML is interface-based. There exists…

    Marcos Douglas B. Santos, Michael Van Canneyt, Sven Barth
    5
  19. BlockWrite of dynamic arrays

    I am converting older code to move from AnsiString to TBytes as non-text data container. While doing it I am using conditionals so I don't destroy the working code until…

    Bo Berglund, Sven Barth
    1
  20. TThread.Priority when ?

    Hello. When TThread.Priority will be implemented ? Why not give a compiler message that TThread.Priority is not yet implemented when using it ? Fre;D ----- Many thanks…

    fredvs, Michael Van Canneyt
    1
  21. My bug or rtl bug with TThread and TThreadList?

    Could someone please look at this small bit of code and tell me I have a bug or if there is something wrong with the RTL?…

    Anthony Walter, Mattias Gaertner
    3
  22. SVN RSS

    Is it possible that the SVN RSS is stuck at day 21 ? https://svn.freepascal.org/feeds/fpcsvn.rss

    José Mejuto, Andrew Haines, Michael Van Canneyt
    4
  23. Implementing AggPas with PtcGraph

    What is the best method for getting the memory image to a ptcgraph window? I have been trying to figure how to use something like putimage to do this but I'm not sure…

    James Richters, DaWorm, Graeme Geldenhuys
    102
  24. FPCUnit/DUnit: How abort all other tests?

    I'm using FPCUnit and DUnit to test code. I would like to know if there is a way to abort all other test and an specific one fail. I mean, if some "special tests" fail,…

    Marcos Douglas B. Santos, Graeme Geldenhuys, Michael Van Canneyt
    3
  25. New tool sspell for pascal programmers

    I've just finished working on a tool called sspell (stands for source code spell checker) for a project of mine. This tool extracts text from comments and string…

    Darius Blaszyk, Graeme Geldenhuys
    1
  26. OS/2 support and text colors

    Not strictly FPC related, but I know here are some OS/2 software developers around - and I have no idea where else to ask. I'm working on supporting OS/2 in fpGUI…

    Graeme Geldenhuys, Unknown author
    2
  27. Static local variables available?

    I am trying to clean up an existing application where handling of incoming serial data is done inside an event function OnRxData() of the serial component. I want to…

    Bo Berglund, Maciej Izak, Santiago A.
    7
  28. Compiler debug build

    Hi all Currently I am debugging a nasty shared memory bug. More specifically it's related to memory allocator, though not directly. More to the point - lack of…

    denisgolovan, Maciej Izak
    2
  29. Semaphores removed from the rtl?

    When and why were semaphores removed from the rtl?

    Anthony Walter, Benjamin Rosseaux, Karoly Balogh (Charlie/SGR
    9
  30. backtrace code in fpc

    Hello everyone, I am trying to port the code for backtrace, e.g., GetLineInfo(), to my freepascal kernel in order to print a backtrace when an exception happens. The…

    Matias Vara, Florian Klämpfl, Karoly Balogh (Charlie/SGR
    5

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