Story Category: multithreading
VOTEFreeAndNil Debate: Thread Safety
Dalija Prasnikar
One of the topics raised in yesterday’s FreeAndNil debate was using FreeAndNil in multi-threaded code for avoiding access to a dangling reference when multiple threads are accessing and using the same object instance. Problem is… – Details…
3 months ago in Delphi, FreeAndNil, multithreading
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Anonymous Threads: Use or Lose?
Dalija Prasnikar
Anonymous threads are simple to use and are highly appealing when you need to quickly put and execute some small piece of code in a background thread. They work great when they run and complete,… – Details…
4 months ago in Delphi, multithreading
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Just released book: Delphi Thread Safety Patterns
Dalija Prasnikar
Delphi Thread Safety Patterns Bookhttps://dalija.prasnikar.info/delphitspatt/While the thread safety of a particular piece of code depends on the surrounding context and how it is used, some data types are inherently unsafe, and for some of them,… – Details…
4 months ago in book, Delphi, multithreading
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This Is How Operating Systems Affect Your Multi-Threaded Cross Platform Apps
Milton Coyne
In the early days of computing most regular application programs were single threaded. They often only ran exclusively on the machine’s CPU, or they did not run at all or ran slowly as they competed… – Details…
7 months ago in Coding, cross platform apps, data, Delphi, DelphiCon, DelphiCon 2021, Learn, learn delphi, multithreading, object pascal, programming, Videos
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The Ultimate Webinar On Threading And Concurrency
Milton Coyne
TCoffee and Code is a tremendously popular YouTube series presented by Embarcadero Technologies where expert professional developers engage in a virtual conversation and give the benefit of their experience on a wide range of technology… – Details…
1 year ago in Coding, Concurrency, data, Delphi, Learn, learn delphi, multithreading, object pascal, parallel programming, programming, tcoffee and code, Videos
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Overprotecting 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…
2 years ago in Delphi, multithreading, synchronize
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Readers-writer lock – Part 4: Improving TLightweightMREW
gabr42
While the TLightweightMREW is quite handy, it is not perfect. There’s a weird assymmetry in it. On all operating systems that Delphi can compile for, read locks are reentrant (recursive) while write locks are not. In other words,… – Details…
2 years ago in Delphi, multithreading, programming, synchronization
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Readers-writer lock – Part 3: Some numbers
gabr42
In order to convince you that a readers-writer lock is not a stupid idea, I should finally show some numbers. In this article I’ll present a minimalistic (but still real-life) example which allows us to… – Details…
2 years ago in Delphi, multithreading, programming, synchronization
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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…
2 years ago in Asynchronous programming, book, Delphi, event based programming, multithreading, Webinar
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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 years 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 years ago in Asynchronous programming, book, Delphi, event based programming, multithreading
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Readers-writer lock – Part 2: Implementation
gabr42
In the previous installment I introduced the idea of a readers-writer lock. Today I’ll look into readers-writer lock implementations (yes, multiple) that are available in the Delphi run-time library.Read more »— Published under the Creative… – Details…
2 years ago in Delphi, multithreading, programming, synchronization
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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…
2 years 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…
2 years ago in Asynchronous programming, book, Delphi, event based programming, multithreading
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Readers-writer lock – Part 1: Why?
gabr42
One of the pleasant surprises in Delphi 10.4.1 was the addition of a new readers-writer lock implementation TLightweightMREW. While it was probably not noticed by most of the users, I was quite happy to see… – Details…
2 years ago in Delphi, multithreading, programming, synchronization
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