Tag: OOP
SOLID design
Programming #SOLID #OOP #PHP #Architecture #Principles
Aug 10, 2011 - 8 comments
Oh how we love acronyms. We’ve discussed a lot about writing a class, but we haven’t talked about writing classes yet. How do you know if your solution is right? It is not enough to have a working program. SOLID is a set of principles that define severable measurable properties your architecture should have at least, in order to be dubbed right.
Read more »OOP Intermezzo: Traits
Technology #PHP #PHP 5.4 #Traits #OOP #Concept
Aug 06, 2011 - no comments
Recently the first previews of PHP 5.4, with several cool new features, has been released. I want to talk about an OOP concept that will be introduced in this version of PHP: traits.
Read more »Polymorphism
Programming #OOP #Polymorphism #Inheritance #Concept #Definition #PHP
Jun 23, 2011 - no comments
If inheritance can feed your kittens, polymorphism will solve world peace ánd become beauty queen to boot. Read all about it in this article!
Read more »I'll play nice if you tell me what that means
Theory #PHP #OOP #SOLID #Perfection #Judging
Jun 10, 2011 - no comments
Lukas Kahwe Smith wrote an article about keeping the parameter order intact when overloading the parent Exception’s constructor. He feels that by rearranging the parameter order the child no longer follows the contract of the parent. This is confusing and an ‘OO no-no’, according to him. In another recent article Keith Casey talks about this issue as well.
Read more »Inheritance
Programming #Inheritance #OOP #Architecure #PHP
May 28, 2011 - no comments
A very powerful and dangerous tool in the OOP toolbox is inheritance. Without it, OOP is utterly pointless and totally useless. Inheritance is the way to re-use functionality without re-implementing it. Inheritance will even feed your kittens! Read on for all the magic.
Read more »$oop->consistency = false;
Programming #OOP #Consistency #Perfection #Encapsulation #PHP
May 18, 2011 - no comments
There are various ways to access the properties of an object. Is one way better than another? What constitutes a better way? Why should anyone care?
Read more »Differences between Abstract Classes and Interfaces
Programming #OOP #Concept #Definition #PHP
Apr 23, 2011 - 1 comments
I’m sure this topic has been discussed many times before and will be discussed many times again. However, I think there is a very interesting and important meta-discussion going on that is being left out of the spotlights.
Read more »Intro Object Oriented Programming
Programming #OOP #Concept #Definition #PHP
Apr 16, 2011 - no comments
I’m going to try and present the very shortest explanation of what OOP is. Even though the concepts we will be talking about are equally valid in most, if not all, modern programming languages that use OOP as their paradigm, I will use PHP in my examples because that’s the language I work with the most. So let’s dig in!
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