Story Category: Delphi

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Anonymous Methods in Delphi

Yanniel Yanniel Under the scope of Delphi, an anonymous method is either a procedure or function that’s unattached to an identifier. In other words, anonymous methods don’t have names, which is why they are called “anonymous”.Basically, you… … Read more 14 years ago in Computers, Delphi, Delphi Programming, Object Pascal Programming, Object-Oriented Programming, programming 0

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Hide the utter "Create" constructor of TObject in Delphi

Yanniel Yanniel In Delphi, constructors can be inherited; this doesn’t happen in Java, C# and C++ for example. Furthermore, constructors in Delphi can have multiple and different names; usually they are called Create, but this is just… … Read more 14 years ago in Computers, Delphi, Delphi Programming, Object Pascal Programming, Object-Oriented Programming, programming 0

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My contributions to the Delphi community at RosettaCode

Yanniel Yanniel RosettaCode is a wiki site that gathers a collection of programming tasks being resolved in as many programming languages as possible.You can post solutions to a particular task using a particular language (Delphi, Java, C++,… … Read more 14 years ago in Delphi, Delphi Programming, Object Pascal Programming, pascal, Pascal Programming, programming 0

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A little bit of zis, etc. #2

Francesca Gaillard Francesca Gaillard I know, I’ve been not very much of a blogger lately… Delphi XE2 is announced and it surely looks like a very interesting release (and probably with some nasty bugs as well, we’ll see)… I… … Read more 14 years ago in A little bit of zis, Conference, Delphi, Motorcycle, tiobe, UI, Uncategorized, User Interface, windows 0

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Weird code snippet #2: Generic Double Linked List

Unknown Unknown They say Generics and pointers don’t mix. type PMyThing<T> = ^TMyThing<T> // [DCC Error] E2508 type parameters not allowed on this type TMyThing<T> = record Thing: T; end;Ok, they don’t. But there is a loophole!type… … Read more 14 years ago in Delphi, generics, pointers 0

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Parameterized Factory Method in Delphi

Yanniel Yanniel Factory Method is a creational design pattern, whose intent (according to Design Patterns: Elements of Reusable Object-Oriented Software) is to:“Define an interface for creating an object, but let subclasses decide which class to instantiate. Factory… … Read more 14 years ago in Creational Patterns, Delphi, Delphi Programming, Design Patterns, Object-Oriented Programming, pascal, programming 0

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Weird code snippet #1: Pseudobinary case statement

Unknown Unknown Curt Carpenter suggested a language addition for handing binary case logic.That gave me this idea. Chalk it up as another weird code snippet from yours truly.///<summary>> Convert array of booleans to a pseudobinary integer. ///Good… … Read more 14 years ago in binary, case, Delphi 0

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Template Method Design Pattern in Delphi. A working example

Yanniel Yanniel The Template Method Pattern is very easy to understand and implement. Here’s the definition borrowed from Design Patterns: Elements of Reusable Object-Oriented Software book:“Define the skeleton of an algorithm in an operation, deferring some steps… … Read more 14 years ago in Behavioral Patterns, Delphi, Delphi Programming, Design Patterns, Object-Oriented Programming, pascal, programming, Template Method 0

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New certifications available for Delphi Developers

Yanniel Yanniel Last June 12th, 2011, I received an Embarcadero Community Newsletter pointing out that “certification exams are now available for Delphi developers.  Embarcadero’s Delphi Certification Program offers two levels: Delphi Certified Developer and Delp… … Read more 14 years ago in Delphi, Delphi Programming, Object-Oriented Programming, pascal, programming 0

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Finding yourself in a property bind

Unknown Unknown From the wishful thinking department, I would love to be able tovar Src: TSomeClass; MyObject : TBoundObject<Boolean>;begin MyObject.Bind(Src, CompilerMagic(TSomeClass.SomeBooleanProperty));end;instead ofvar Src: TSomeClass; MyObject : T… … Read more 14 years ago in bind, Delphi, generics, Wishlist 0

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UserAgent detection – for Blog on iPhone

Bob Swart Bob Swart As I wrote in a previous blog post, my blog can now also be read on the iPhone, iPad and iPod Touch, using IntraWeb and the TMS iPhone controls for IntraWeb. … Read more 14 years ago in Delphi 0