Story Category: Delphi

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Salary Guide for Delphi developers: Let’s make it

Yanniel Yanniel If you work as an IT professional in North America, you should probably find very useful the 2012 Technology Salary Guide published by Robert Half Technology.This guide exposes the compensation trends (salary trends) for pretty… … Read more 14 years ago in Delphi, Delphi Programming, Object Pascal Programming 0

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Generating Fibonacci numbers in Delphi: Recursive and iterative algorithms

Yanniel Yanniel In this post, I want to implement a function that returns the Nth Fibonacci number. Initially, I will provide a recursive implementation that derives directly from the Fibonacci sequence definition. Afterwards, I will recode the… … Read more 14 years ago in Delphi, Delphi Programming, iterative, pascal, Pascal Programming, programming, recursion, recursive 0

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Internationalizing your Delphi application: An ABC example

Yanniel Yanniel If you want to make your Delphi application general enough to address multiple locales, then you need to internationalize it. There are three common aspects that I want to emphasize (no necessarily in that order):… … Read more 14 years ago in Delphi, Delphi Programming, Object Pascal Programming, programming 0

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Multiton Design Pattern in Delphi

Yanniel Yanniel The multiton is somewhat an extension of the singleton pattern. It is referred as registry of singletons by the GOF. I don’t know for sure who appointed the name multiton: it’s an analogy derived from… … Read more 14 years ago in Creational Patterns, Delphi, Delphi Programming, Design Patterns, Object Pascal Programming, Object-Oriented Programming 0

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XE2 values of mrAll, mrNoToAll, mrYesToAll and mrClose

Bob Swart Bob Swart Delphi XE2 has introduced a DFM-breaking change in some (4) of the values of mrXXX constants that are used as ModalResult values for buttons and dialogs, among others. In this blog post I provide a… … Read more 14 years ago in Delphi 0

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XE2 values of mrAll, mrNoToAll, mrYesToAll and mrClose

Bob Swart Bob Swart Delphi XE2 has introduced a DFM-breaking change in some (4) of the values of mrXXX constants that are used as ModalResult values for buttons and dialogs, among others. In this blog post I provide a… … Read more 14 years ago in Delphi 0

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Compile time ordered vectors

Unknown Unknown I would like to have support for ordering content of a constant array at compile time. I would like to have optimized lookup function for such an ordered constant array (binary search, hash index, etc,… … Read more 14 years ago in compiler, Delphi, optimize, wishful 0

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Dependency Injection in Delphi: a simple example

Yanniel Yanniel I want to give a fairly simple Delphi example that will expose the dependency injection pattern. No framework, no third-party library will be needed here: just plain Delphi code.I won’t dig into the different forms… … Read more 14 years ago in Delphi, Delphi Programming, Design Patterns, Object Pascal Programming, Object-Oriented Programming, programming 0

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Transparent graphics with pure GDI (Part 1)

Dave Dave Transparent graphics are used everywhere these days.  Half the UIs you will have used today will have made some use of composited graphics, overlays, or something similar.  You’ve probably seen: Selections with transparent rectangles or… … Read more 14 years ago in alpha transparency, alphablend, Delphi, ttransparentcanvas 0

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A Windows 8 / Win RT Application in Delphi!

Unknown Unknown Thom Gerdes @ Embarcadero just posted about his first Delphi / XAML application for Windows 8 and WinRT on Google+. https://plus.google.com/101466385048851863100/posts/26z7Pk9Hipo Blatant plug: If you have not signed up for Google+ yet, you should! … Read more 14 years ago in Delphi, Windows 8, WinRT, XAML 0

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Decorator Design Pattern in Delphi. Multiple Decorations

Yanniel Yanniel In my previous post I introduced the decorator design pattern to you. I used a fairly simple example (a silly example if you wish) in order to give you a flavour of the pattern. I… … Read more 14 years ago in Computers, Delphi, Delphi Programming, Design Patterns, Object Pascal Programming, Object-Oriented Programming, programming, Structural patterns 0

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Buy Delphi XE2 and RAD Studio XE2 from Bob Swart in Eurozone

Bob Swart Bob Swart As a reseller of Delphi and RAD Studio, I can offer you no discount coupons, but instead a free Delphi XE2 Development Essentials courseware PDF manual (with useful information), plus my personal support (I’m a… … Read more 14 years ago in Delphi 0

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Buy Delphi XE2 and RAD Studio XE2 from Bob Swart in Eurozone

Bob Swart Bob Swart As a reseller of Delphi and RAD Studio, I can offer you no discount coupons, but instead a free Delphi XE2 Development Essentials courseware PDF manual (with useful information), plus my personal support (I’m a… … Read more 14 years ago in Delphi 0