Java
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Garbage Collectors – Serial vs. Parallel vs. CMS vs. G1 (and what’s new in Java 8)
The 4 Java Garbage Collectors – How the Wrong Choice Dramatically Impacts Performance The year is 2014 and there are…
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Creating an object stream from a JDBC ResultSet
The introduction of features Stream API and Lambda in Java 8 enables us to make an elegant conversion from a…
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Simple Aspect Oriented Programming (AOP) using CDI in JavaEE
We write service APIs which cater to certain business logic. There are few cross-cutting concerns that cover all service APIs…
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JPA Hibernate Alternatives. What can I use if JPA or Hibernate is not good enough for my project?
Hello, how are you? Today we will talk about situations that the use of the JPA/Hibernate is not recommended. Which…
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How to customize Hibernate dirty checking mechanism
Introduction In my previous article I described the Hibernate automatic dirty checking mechanism. While you should always prefer it, there…
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Objects Should Be Immutable
In object-oriented programming, an object is immutable if its state can’t be modified after it is created. In Java, a…
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JUnit in a Nutshell: Test Runners
The fourth chapter of my multi-part tutorial about JUnit testing essentials explains the purpose of the tool’s exchangable test runners…
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Java Concurrency Tutorial – Locking: Intrinsic locks
In previous posts we reviewed some of the main risks of sharing data between different threads (like atomicity and visibility)…
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jUnit: Rules
Rules add special handling around tests, test cases or test suites. They can do additional validations common for all tests…
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