Application logs are very useful when trying to understand why an application did what it did. This is also true when you debug a failing […]

Gson is a small Java library for serializing objects into JSON and deserializing JSON back to java objects. But how can we deal with object […]

As software engineers we are working in a rapidly changing field that challenges us to keep up with the newest methods and technologies. We cannot […]

Abstract In this post, I will try to introduce you to the concept of JSON Web Tokens and show a way to use them in […]

Null references were Tony Hoare’s notorious “billion-dollar mistake”. However, as Java developers we are used to living with them. They were there from the start […]

JUnit 5 Extension Lifecycle Update 09.01.2017: The JUnit team decided to include my issue in the next milestone release (M4). With that, the TestInstancePostProcessor extension […]

Most code we write – be it production or test – has non-functional requirements: As an example, unit tests should … not take longer than […]

Sometimes we need to get objects in order. For example showing them in a list or processing them in a certain order requires that we […]

JUnit 5 introduced parameters for tests. In order for the parameters to work, a ParameterResolver has to be provided. If any test method parameter can’t […]

WebTester is an open source automation framework for web applications. It is based on Selenium. Years of working with several different automation tools have shown […]

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