Core Java
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Using AssertJ and Awaitility together thanks to Java 8 and lambdas
AssertJ and Awaitility are two of my favorites tools using in automatic code testing. Unfortunately until recently it was not…
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How JSR107 Caching Annotations are meant to be used
I am getting a few questions lately on JSR107 caching annotations and whether implementations of JSR107 are providing them. Caching…
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How to Convert Byte Array to InputStream and OutputStream in Java
Are you stuck with your coding because you have a byte array and next method in chain needs an InputStream?…
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Playing with Java 8 – Lambdas and Concurrency
So Java 8 was released a while back, with a ton of features and changes. All us Java zealots have…
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Live Templates in IntelliJ
As described here, IntelliJ’s live templates let you easily insert predefined code fragments into your source code. I have posted…
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Difference between State and Strategy Design Pattern in Java
In order to make proper use of State and Strategy design Pattern in Core Java application, its important for a…
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HashMap performance improvements in Java 8
HashMap<K, V> is fast, versatile and ubiquitous data structure in every Java program. First some basics. As you probably know,…
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Handy New Map Default Methods in JDK 8
The Map interface provides some handy new methods in JDK 8. Because the Map methods I cover in this post…
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