Java’s type parameter’s and wildcard’s (lack of) equivalence

Yet another post based on an interesting question I have encountered on StackOverflow quite a while ago. But let us start with a slightly different thing. Once upon a time there was a question: what is the difference between ? extends Sometype and T extends Sometype? For example: <? extends Number> and <T extends Number>Continue reading “Java’s type parameter’s and wildcard’s (lack of) equivalence”

Hello world

Most of the adventures in the IT world start with the hello-world project. In this post I’d like to introduce myself and highlight the topics I’ll cover here. My name is Jędrzej. Currently, I live in Wrocław, Poland. I’m a full-stack developer at iteratec, where my main responsibility is to develop a backend of aContinue reading “Hello world”

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