Java
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Spring Rest API with Swagger – Creating documentation
The real key to making your REST API easy to use is good documentation. But even if your documentation is…
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Clean Unit Test Patterns – Presentation Slides
I was given the opportunity to talk at the GDG DevFestKarlsruhe 2014 conference about ‘Clean Unit Test Patterns’. Thanks to…
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Apache Commons IO Tutorial: A beginner’s guide
Apache Commons IO is a Java library created and maintained by the Apache Foundation. It provides a multitude of classes that…
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Chronicle Map and Yahoo Cloud Service Benchmark
Overview Yahoo Cloud Service Benchmark is a reasonably widely used benchmarking tool for testing key value stores for a significant…
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Spring Boot Actuator: custom endpoint with MVC layer on top of it
Spring Boot Actuator endpoints allow you to monitor and interact with your application. Spring Boot includes a number of built-in…
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Securing WebSockets using Username/Password and Servlet Security
RFC 6455 provide a complete list of security considerations for WebSockets. Some of them are baked in the protocol itself,…
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Java EE 7 / JAX-RS 2.0: Simple REST API Authentication & Authorization with Custom HTTP Header
REST has made a lot of conveniences when it comes to implementing web services with the already available HTTP protocol…
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Quo Vadis JUnit
For me JUnit is the most important library of the Java universe. But I think a new version of it…
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When a String is Null but Not Null
Introduction A junior programmer on my team at work had an interesting bug. Its symptoms I have seen more than…
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