Core Java
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Functional style in Java with predicates – Part 2
In the first part of this article we introduced predicates, which bring some of the benefits of functional programming to…
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Functional style in Java with predicates – Part 1
You keep hearing about functional programming that is going to take over the world, and you are still stuck to…
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Generic Text Comparison Tool with LCS Approach
Detecting and showing differences of two texts (especially having hundreds or thousands of lines) is a common problem. Using pure…
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Solving a Producer-Consumer Problem in Java
The producer-consumer problem is one of the most frequently encountered problems when we attempt multi threaded programming. While not as…
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Easy Unit and Integration Code Coverage
This example shows how to generate coverage for unit and integration tests using Maven and Sonar. It uses very simple…
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Java pitfalls: Field access in inner classes
This is not a “pitfall” per se, but an implementation detail worth knowing. Let’s say I have a inner class…
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Java static methods can be a code smell
Definition of code smell (from Wikipedia): “any symptom in the source code of a program that possibly indicates a deeper…
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GC overhead limit exceeded – Java Heap analysis
This post is the continuation of our original GC overhead limit exceeded problem patterns post. Proper Java Heap analysis is…
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Secure Password Storage – Don’ts, dos and a Java example
The importance of storing passwords securely As software developers, one of our most important responsibilities is the protection of our…
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