Java Basics - HelloWorld
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What do you need to start programming java? Only the Java Development Kit and an text-editor, and you can start
Autoboxing - Unboxing
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Here's a funny issue that I ran over a while ago. We had some code and experienced a NullPointerException, but there could not be a NullPointerException, all involved Objects where tested to not be null. A mystery!
Spring Cloud
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How to get some loose coupled services using spring cloud.
Asynchronous Method Call
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Run processes parallel instead of running them one by one.
Spring boot
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Run java applications easily for the console a REST-API or a WebService