Story Category: Delphi
VOTEUse ADPlus to troubleshoot hangs and crashes in our Delphi applications
Jordi Corbilla
It’s again debugging time and in this post I’m going to put forward how to use ADPlus to troubleshoot hangs or crashes of our Delphi applications. As I’m sure you know, applications are getting more and… … Read more
14 years ago in Debug, Delphi, delphi 2010, Delphi XE, windows
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Deep copying (cloning) objects in Delphi
Yanniel
When I first took a look at the prototype design pattern in GoF(years ago), I realized that there was a big obstacle (challenge) to implement it in Delphi: How to write a routine to really… … Read more
14 years ago in Delphi, Delphi Programming, Object Pascal Programming, Object-Oriented Programming
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Projecting 3D points to a 2D screen coordinate system
Jordi Corbilla
In this article I will put forward a small function to project 3D points to a 2D coordinate system. I have used VLO framework to display all the points after the calculation of different common… … Read more
14 years ago in Delphi, delphi 2010, Delphi XE, Image processing, Maths, P-Zaggy, TCanvas, VLO Framework
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String comparison in Delphi
Yanniel
Have you ever wondered how utilities like Beyond Compare or DIFF are comparing files? They do it (I guess) by solving the longest common subsequence (LCS) problem.After reading the Wikipedia article linked above, I obtained… … Read more
14 years ago in Delphi, Delphi Programming, Object Pascal Programming, Object-Oriented Programming, Pascal Programming
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Testing the World Away: Recovery mission
Yanniel
I was recently reviewing the DUnit website and I noticed there is a broken link to an article titled “Testing The World Away”. It was written by Will Watts for QBS Software. November, 2000. I… … Read more
14 years ago in Delphi, Delphi Programming, DUnit, Object Pascal Programming, Unit Testing
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Delphi Implementation for the OpenSubtitles API
Yanniel
OpenSubtitles.org allows searching and hosting subtitles in several formats (SRT, SUB, etc.) and pretty much every language. It currently has a vast database of subtitles (expanding every day). OpenSubtitles.org also exposes a XML-RPC based API… … Read more
14 years ago in API, Delphi, Delphi Programming, Object Pascal Programming, Pascal Programming, programming, XML
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Finite automata to Regular Grammar with Thundax P-Zaggy
Jordi Corbilla
Moving ahead with FA, now we can generate the right-linear grammar that corresponds to the finite automata generated. The system is pretty simple and basically what the algorithm does is to go recursively through every… … Read more
14 years ago in Delphi, delphi 2010, Delphi XE, P-Zaggy, Regular Expressions, TCanvas, Vijeo Citect, VLO Framework
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Finite Automata with Thundax P-Zaggy part II
Jordi Corbilla
Going on with the further enhancement of P-Zaggy (part I) to use its graph creation capability to run and simulate DFA, I have released a new version (v1.2.0 build 180) which allows you to check… … Read more
14 years ago in Delphi, delphi 2010, Delphi XE, P-Zaggy, Regular Expressions, TCanvas, Vijeo Citect, VLO Framework
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Finite Automata with Thundax P-Zaggy part I
Jordi Corbilla
I have moved forward the development of Thundax P-Zaggy with the addition of a Finite Automata builder and simulator. “A deterministic finite automaton (DFA) also known as deterministic finite state machine is a finite state machine… … Read more
14 years ago in Delphi, delphi 2010, Delphi XE, P-Zaggy, Regular Expressions, TCanvas, Vijeo Citect, VLO Framework
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Pascal Server Pages – Pascal Script
Yanniel
Without getting too technical, I would define a Pascal Server Page (PSP) as a dynamic web page containing embedded Pascal Script (PS) code. When a web request is made, the PS code needs to be… … Read more
14 years ago in Delphi, Delphi Programming, Object Pascal Programming, pascal, Pascal Programming, Pascal Script
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Salary Guide for Delphi developers: Let’s make it
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
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