Programming operations, using maths

13 July 2016 by jim

Introduction An important part of computer programming is implementing mathematic operations. Maths can be used to implement many functions in an application; be it to include functionality that is obviously maths related, or to implement functions that may not immediately appear, to the user, as a maths problem; such as calculating the window size to maintain the correct […]

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OOP: Instance variables, Class variables & Local variables

10 July 2016 by jim

Introduction Variables form an essential part of every application for storing, retrieving and generating dynamic data. In OOP (Object-Oriented Programming) there are three main types of variables which provide slightly different functionality; Instance variables, Class variables and Local variables. Instance variables An instance variable is a variable associated with an instance of a class, known […]

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OOP: Writing a class and creating objects

8 July 2016 by jim

Introduction Classes and objects are a key principal of OOP (Object-Oriented Programming). The idea behind OOP is that classes are created to represent a real world entity; this real world entity could be a tangible object, such as a person or a car, or an intangible object, such as a job position or a date. The […]

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Commenting code

7 July 2016 by jim

Introduction What is a code comment? Code comments offer a method of annotation for the code that makes up an application, a part of an application, or simply a single line of code. When source code is compiled, or executed comments are ignored; they have no affect on the final product, the output of a method, or what […]

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Accessing the WordPress JSON API

6 July 2016 by jim

GitHub [gitrepo author=”f13dev” repo=”WordPress-API-PHP-class”] Introduction APIs are a great thing, especially if you want to access data hosted on another website. WordPress, like many other websites with a large public data store offer an API. Accessing data from an API via PHP can be a little daunting if you have little experience with functions such […]

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