A project at work, required me to develop code which would allow us to send http requests to an external gateway, in order to validate a product before we received and dispatched it. Previously, this functionality was implemented, however due to Brexit, the gateway changed from the European gateway, to…

In a single threaded application, locks are not something that you need to give any thought to. However, in multi-threaded environments, locks are an important concept to understand. Locks are a way of ensuring that a piece of code is only executed by only thread at a time. This is…

Annotations and the Reflection API are used together. Annotations do not alter the code in any way, they stand to add extra information in the form of meta-data. This meta-data is only useful is some application is actively searching for it. This is where the Reflection API is useful. You…

What is TDD? Test driven development, known as TDD, is a style of programming which is based on the idea that you should write the test for a feature before you write any production code. The 2 rules which govern TDD best practices: Write only enough test code to produce…

Overview Generic Types in Java are a way to define methods and classes which can handle any type of object you want to pass. These are mostly used in APIs so they are more flexible. Generic Methods In order to define a generic method, you need: Type Parameter — This…

I’ve known Java for around 4 years now. I’ve been steadily improving my skills but there are some features of the language that I have hardly ever touched. Partly due to laziness, but mostly due to having a day job that doesn’t require me to know them in any great…