Dalija Prasnikar Profile
Dalija Prasnikar
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VOTEOverprotecting multithreaded code
Dalija Prasnikar
Running long tasks in a background thread to keep the UI responsive is one of the main purposes of multithreading. A common code pattern for doing so would look like:procedure TMainForm.BtnClick(Sender: TObject);begin TThread.CreateAnonymousThread( … – Details…
3 days ago in Delphi, multithreading, synchronize
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Autorelease Pool
Dalija Prasnikar
Manual memory management requires some thought and ceremony. It is not so much of a problem with long-lasting instances, but managing temporary local objects, especially when you need to create more than one, is a… – Details…
1 week ago in ARC, Delphi, memory management
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Delphi Event-based and Asynchronous Programming Book – Paperback Edition and Invitation to Webinar
Dalija Prasnikar
You asked for it, and here it is! The paperback version of the book is here! (I hope Gaia will forgive me again…)Celebrating the release of the new book, “Delphi Event-based and Asynchronous Programming,” Jim McKeeth… – Details…
4 weeks ago in Asynchronous programming, book, Delphi, event based programming, multithreading, Webinar
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If it is too complex, you are probably doing it wrong
Dalija Prasnikar
If there is one thing experience has taught me, it is that too much complexityin some code usually means that design is wrong. That does not mean thateverything must and can be as simple as… – Details…
1 month ago
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Code examples from Delphi Event-based and Asynchronous Programming Book
Dalija Prasnikar
A little birdie once told me that having code examples from my book in a friendlier form would be highly appreciated. Of course I heard the friendly chirp So here it is!The full list of code… – Details…
2 months ago in book, Delphi, github
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Are const parameters dangerous?
Dalija Prasnikar
Marco Cantu’s recent blog post The Case of Delphi Const String Parametersopened a can of worms.A very, very old can…The presented behavior is not something new, and it is certainly not a compiler bug. It… – Details…
2 months ago in ARC, Delphi, strings
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Just released: Delphi Event-based and Asynchronous Programming – Complete version – 291 Pages
Dalija Prasnikar
Delphi Event-based and Asynchronous Programminghttps://dalija.prasnikar.info/delphiebap/index.htmlEvent-based programming is everywhere. Nowadays, you can hardly write any kind of application without leaning on events and messages.This simple, ye… – Details…
2 months ago in Asynchronous programming, book, Delphi, event based programming, multithreading
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You already purchased Delphi Event-based and Asynchronous Programming Part I?
Dalija Prasnikar
Thanks to all of you who purchased the incomplete pre-release version (179 pages) of my eBook!After a minor delay, the full version is here!You can download it through the same PDF/epub/mobi links that you have… – Details…
2 months ago in Asynchronous programming, book, Delphi, event based programming, multithreading
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Just released eBook: Delphi Event-based and Asynchronous Programming
Dalija Prasnikar
Delphi Event-based and Asynchronous Programming I just had to do it… Go with the flow!It’s the Black Friday / Cyber Monday “season”, so I had to rush the book offer The book was actually scheduled for release… – Details…
3 months ago in Asynchronous programming, book, Delphi, event based programming, multithreading
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New Book In The Press!
Dalija Prasnikar
Delphi Event-based and Asynchronous Programming About to be released by the end of the month, Delphi Event-based and Asynchronous Programming brings you the following in about 260 pages:Event loopsMessaging systemsAsynchronous programmingRem… – Details…
4 months ago in Asynchronous programming, book, Delphi, event based programming, multithreading
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DelphiCon 2020: Windows VCL Panel
Dalija Prasnikar
Join Ian Barker, Marco Cantù, Alister Christie, Victory Fernandes (Vic), Dr. Holger Flick, David Millington and me at Windows VCL Panel. We will talk about the best Delphi core feature, you all know and love, VCL… – Details…
4 months ago in DelphiCon2020, vcl
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Pass the Dog, Get the Cat
Dalija Prasnikar
This story begins with the FreeAndNil procedure, why its signature could not have a typed var parameter, why we can only pass variables declared as TObject to such procedures, and why the compiler refuses to… – Details…
8 months ago in Delphi, FreeAndNil, Parameters
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Why some people cannot use dark themes?
Dalija Prasnikar
Olivier Sannier answers that question in his posts about astigmatism and its impact on everyday software usage:https://www.linkedin.com/pulse/astigmatism-part-1-starry-effects-olivier-sannier/https://www.linkedin.com/pulse/astigmatism-part-2-blurry-eff… – Details…
8 months ago in accessibility, dark themes
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Magic behind FreeAndNil
Dalija Prasnikar
Delphi 10.4 Sydney brings one small but rather significant change. A change in the signature of the FreeAndNil procedure fromprocedure FreeAndNil(var Obj); inline;toprocedure FreeAndNil(const [ref] Obj: TObject); inline;Wait, const means the variable i… – Details…
9 months ago in Delphi, FreeAndNil, memory management, sydney
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Delphi Nullable with Custom Managed Records
Dalija Prasnikar
Published with special permission from Embarcadero – this post writes about pre-release Delphi version where everything is subject to change until finally released. Nullables are a rather simple concept. All you need is a value,… – Details…
10 months ago in Custom Managed Records, Delphi, Nullable, sydney
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