Core Java
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Optional and Objects: Null Pointer Saviours!
No one loves Null Pointer Exceptions ! Is there a way we can get rid of them ? Maybe . . . …
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JUnit in a Nutshell: Yet Another JUnit Tutorial
Why Another JUnit Tutorial? JUnit seems to be the most popular testing tool for developers within the Java world. So…
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Tips for (unit testing) JavaBeans
If you’re writing Java code chances are you’re writing at least a few classes that adhere to the JavaBean conventions,…
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Eliminating Development Redeploys using Gradle
For service development, my team recently moved away from Grails to the Dropwizard framework. One of the things I really…
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Built-in Fake Objects
While mock objects are perfect instruments for unit testing, mocking through mock frameworks may turn your unit tests into an…
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Hazelcast’s MapLoader pitfalls
One of the core data structures provided by Hazelcast is IMap<K, V> extendingjava.util.concurrent.ConcurrentMap – which is basically a distributed map,…
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Asynchronous SQL Execution with jOOQ and Java 8’s CompletableFuture
Reactive programming is the new buzzword, which essentially just means asynchronous programming or messaging. Fact is that functional syntax greatly…
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ChoiceFormat: Numeric Range Formatting
The Javadoc for the ChoiceFormat class states that ChoiceFormat “allows you to attach a format to a range of numbers”…
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Reduce Boilerplate Code in your Java applications with Project Lombok
One of the most frequently voiced criticisms of the Java programming language is the amount of Boilerplate Code it requires.…
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