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This Is How To Use The Factory Method Pattern in Delphi

Do you want to know what the Factory Method Pattern is and what it can do for you? When you are writing simple or complex applications, you might need to create multiple classes inheriting the same class or implementing the same interface. This is easier when we have a small number of classes at the same level of inheritance. However, even with the best app builder software, when more and moreโ€ฆ
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Delphi

Project modernization plan

Author: Bogdan Polak BSC DataSet and User Interface In the last blog post, I discussed how badly for the project is dividing one transaction between multiple events. This scenario is very common in most of the VCL projects and with time it causes huge difficulties withโ€ฆ
Delphi

Dark Side of the TDataSet

Author: Bogdan Polak BSC Declaration Why this blog I continue the series of introductory articles into the architecture focused on Delphi environment. I was planning to start this blog with a series of posts that may not be revealing, but allow you to put together aโ€ฆ
Delphi

Design Patterns in RAD Delphi

Author: Bogdan Polak BSC What is a design pattern? While several definitions can be formulated, they all contain one universal message. In my opinion the most accurate definition is given in the Wikipedia: https://en.m.wikipedia.org/wiki/Software_design_pattern I would likeโ€ฆ
Delphi

Hello Delphi and VCL! Hello community!

Author: Bogdan Polak BSC Hello This is my first blog entry. Iโ€™d like focus here on software architecture in Delphi world. Why do Delphi developers need architectural patterns? Do they need it? In my opinion, they do not only need it, but they use it constantly. In myโ€ฆ
Delphi

Lazy Form Creation Design Pattern

Author: Pawe Gowacki One of the most important things about any application, and especially mobile apps, is short start-up time. End user does not like to wait for too long for an app to start. In some cases, if the start-up time is excessively long a mobile app may not beโ€ฆ
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The Observer Pattern

Author: Joanna C1415 Introduction When we use Delphi to design forms and data modules, every time we place a component on the designer, several things change: the form now shows an appropriate representation of the component, the object inspector changes to show theโ€ฆ