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Latest threads

  1. Abstract methods called from descendants via Inherited.

    This is a minor issue, just a question of design... I understand that by design abstract methods cannot be called and that doing so is an error. However FPC used to…

    Bruce Tulloch
    0
  2. Can't configure fppkg

    I'm trying to configure fppkg, because seems that this is only way to install GeckoPort version 2 (wiki.freepascal.org/GeckoPort_version2). I'm using thos tips:…

    Krzysztof, Sven Barth
    6
  3. download link on viewvc pages is missing

    Hi, the "(download)" link (together with the "(as text)") link that used to be next to "(view)" and "(annotate)" in viewvc revisions logs are missing, can this be…

    Jesus Reyes, Bart, LacaK
    7
  4. Tree structure

    Hi, I would like to know if there's a standard tree structure where each node is a TObject. With "standard" I mean, in a standard package, like fcl-base.   Leonardo M.…

    Leonardo M. Ramé, Graeme Geldenhuys, leledumbo
    14
  5. TStringList.Put calls change even if value hasn't changed

    When you do something like StringList1.Strings[Index] := Value it calls TStringList.Put(). I would expect that if Value = Strings[Index] then nothing happens, and no…

    Bart, Michael Van Canneyt
    5
  6. what happened to the "contributed units" listing?

    The database of contributed pascal code seems to have disappeared: http://www.freepascal.org/contrib/db.php3 Anyone know where it went, or how to get it back? :)

    Michal Wallace, Florian Klämpfl, Frank Church
    20
  7. GetCurrentThreadID under FreeBSD vs Linux

    Under Linux and Windows I have the following code which works fine. var LThreadID: string; begin FmtStr(LThreadID, '%.4d', [GetCurrentThreadID]); Under FreeBSD (64-bit)…

    Graeme Geldenhuys, Ewald, Marco van de Voort
    6
  8. TStringList.InsertItem

    Consider: Procedure TStringList.InsertItem(Index: Integer; const S: string); and Procedure TStringList.InsertItem(Index: Integer; const S: string; O: TObject); 1018…

    Bart, Michael Van Canneyt
    2
  9. [TIP] Script for automatic installation of Lazarus and Free Pascal under Linux Mint 14.1 - 64bit

    Yesterday I created a script to install the Lazarus and Free Pascal on Mint 14.1 - 64 bit. The installation is done from sources downloaded via Github. For those who…

    silvioprog
    0
  10. JSON coders beware...

    i just saw this in my latest copy of @RISK and thought i'd share it since there seem to be quite a few coders using JSON...…

    waldo kitty, Michael Van Canneyt, Reinier Olislagers
    2
  11. -fPic

    When and where (platform) is -fPic needed for libraries? It is for Lazarus' Library template. Mattias

    Mattias Gaertner, Antonio Fortuny, Florian Klämpfl
    2
  12. Lazarus 1.0.6 Release

    The Lazarus team is glad to announce the release of Lazarus 1.0.6. This is a bug fix release. Here is the list of changes:…

    Mattias Gaertner, Giuliano Colla
    1
  13. x86 asm bswap

    A Delphi project "DeleD 3-D" which I try to convert, has unit_PNGSupport with method: function TPNGProcessor.SwapLong( const aValue: Cardinal ): Cardinal; assembler; asm…

    Juha Manninen, Jeppe Græsdal Johansen, Lukasz Sokol
    7
  14. Can property setters be procedures only?

    When I try to set a property using a function I get the error: form001.pas(28,64) Error: Illegal symbol for property access form001.pas(34,1) Fatal: There were 1 errors…

    Frank Church, Michael Van Canneyt
    3
  15. ANN: Firmbox a FPC and Lazarus based project

    Hello Freepascal and Lazarus Community ! Some of you may know us as sponsors of the freepascal and lazarus community. We provide hosting, storage and virtual machines to…

    Helmut Hartl
    0
  16. [Announcement] Castle Game Engine 4.0.0 release for FPC game developers

    I would like to announce a release of Castle Game Engine 4.0.0, an open-source cross-platform 3D game engine for Object Pascal (only FPC/Lazarus):…

    Michalis Kamburelis, Michael Van Canneyt, Victor Matuzenko
    3
  17. how to get same pthreads code to compile between Linux and FreeBSD

    I'm trying to get tiOPF to compile under FreeBSD. It works under Linux and Windows without problems. I got compiler errors using FPC 2.6.0 under FreeBSD, saying that the…

    Graeme Geldenhuys
    1
  18. Bufdataset TCustomBufDataset.InternalOpen; swallowing filter construction

    In sqldb bufdataset.pas, going through the code looking through the comments, this code caught my eye (around line 1164): procedure TCustomBufDataset.InternalOpen; ...…

    Reinier Olislagers, Michael Van Canneyt
    2
  19. FPC class syntax was extended to support delphi code

    Hello, FPC-Pascal users discussions I want to notify you that fpc trunk has extensions for the class syntax. Class can have now the next sections: 1. 'var' sections to…

    Paul Ishenin, Aleksa Todorovic, Andreas Schneider
    16
  20. TFPSMap return wrong pointer address

    I'm trying to use TFPSMap, to store a class using a key. While the key seems to be saved properly, and easy to find, the data pointer that returns is wrong. The adding…

    ik
    2
  21. pointer address safety

    What is the safest (no memory corruption etc...) way to use format string, and by using '%P' pass a class memory address ? Does casting to Pointer good, or is it unsafe ?

    ik, Sven Barth
    2
  22. Arm Embedded Question

    I've been following the wiki and have successfully created fpc for my arm processor ( Cortex M3 - using a LPC 1343 board) ( as per the wiki's intructions) once i have…

    Unknown author, Koenraad Lelong, Michael Ring
    4
  23. TFPCanvasDrawer and anti-alias.

    TFPCanvasDrawer provides anti-alias support? Thank you! Silvio Clécio My public projects - github.com/silvioprog

    silvioprog, Graeme Geldenhuys, Leonardo M. Ramé
    11
  24. Link for fpc 2.6.1 and 2.7 manual

    Please where can I fund a link for fpc 2.6.1 and 2.7 manual? Kind Regards Eric Kom System Administrator & Programmer - Metropolitan College…

    Eric Kom, Tomas Hajny
    1
  25. Sybil Library - OS/2 and other INF e-books

    I know there are still a few of you developing for the OS/2 platform. So I made available on my server some INF e-books. They originally came from the Sybil Library…

    Graeme Geldenhuys, Reinier Olislagers, Tomas Hajny
    6
  26. Embeded ARM Examples.

    I’ve been a user of Lazarus for years now and will soon want to write some code to run on Embedded ARM ( specifically an ARM Cortex M3 ) using an LPC1343. I’m new to…

    Unknown author, Gerhard Scholz, Koenraad Lelong
    10
  27. UTF-8 decoding

    What does Utf8Decode() do if the input is incomplete because it's arriving slowly over a serial or telnet connection? By analogy with StrToInt() etc., is there be a…

    Mark Morgan Lloyd
    0
  28. Favourite Pascal books

    Hi Everyone I am just putting together an order for abebooks. They have a million and one Pascal books. I can't decide on which ones to buy. Could you let me know what…

    Patrick, Ewald, Graeme Geldenhuys
    8
  29. FPJSONRTTI: Case insensitive.

    I have this JSON: { "id": 1, "name": "Silvio Clécio" } And my object is: TPerson = class private FID: Int64; FName: string; published property ID: Int64 read FID write…

    silvioprog, Michael Van Canneyt
    5
  30. Telnet subcommands revisited

    Please could somebody with appropriate privilege reopen http://bugs.freepascal.org/view.php?id=22032, or tell me to start a new bug. The patch I supplied added a…

    Mark Morgan Lloyd
    0

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