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Career
Job Search Trap: It Doesn’t Matter What I Look Like
If you are a technical person, you probably dress in a casual way for work. I do. When it’s time…
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Software Development
We can’t measure Programmer Productivity… or can we?
If you go to Google and search for “measuring software developer productivity” you will find a whole lot of nothing.…
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Software Development
How To Develop Software Using Only SaaS
The world is fast moving to Software-as-a-Service (SaaS) and we developers are busy learning how to build SaaS applications. We…
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DevOps
Java EE, Docker, WildFly and Microservices on Docker
If one thing survived all the New Year parties, it is Docker. It was hot at the end of 2014…
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Core Java
Testing with files and directories in JUnit with @Rule
Testing with Files and directories in JUnit is easy thanks to TemporaryFolder @Rule. In JUnit rules (@Rule) can be used…
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Enterprise Java
A beginner’s guide to Java Persistence locking
Implicit locking In concurrency theory, locking is used for protecting mutable shared data against hazardous data integrity anomalies. Because lock…
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Enterprise Java
Apache TomEE + JMS. It has never been so easy.
I remember old days of J2EE (1.3 and 1.4) that it was incredibly hard to start a project using JMS.…
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Core Java
Instances of Non-Capturing Lambdas
Roughly a month ago, I summarized Brian Goetz’ peek under the hood of lambda expressions in Java 8. Currently I’m…
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Core Java
Java8 Sorting – Performance Pitfall
Java 8 brings all the goodness of lambdas to enable us to program using a declarative style. But is it…
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