Core Java
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The performance impact of scripting in processes
We often see people using the scripting (for example in a service task, execution listener, etc.) for various purposes. Using scripts versus…
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How to use Java 8 Functional Programming to Generate an Alphabetic Sequence
I’ve stumbled upon an interesting Stack Overflow question by user “mip”. The question was: I’m looking for a way of…
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Stack smashing detected
I bet every Java developer has been surprised at some point in the beginning of their career when they first…
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Stream Performance
When I read Angelika Langer’s Java performance tutorial – How fast are the Java 8 streams? I couldn’t believe that…
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An Unexpected Allocation – JIT Compilation Jitter
Whilst working on ByteWatcher (see my last post) I came across something rather strange. This is the actual code snippet…
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Squeezing data into the data structure
This story is about a capacity optimization task that we recently carried out at Plumbr. It all started with an innocent-looking…
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Use of optional is optional
After the article of last week “Optional in collections” today I can’t help but talking a bit more about the…
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Java 8 SE Optional, a strict approach
About two weeks ago Stephen Colebourne presented his pragmatic approach to using Optional. If you read it, you might have…
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Optional in collections
Sometime it is argued that the type Optional is worth being used in collections. It allegedly solves the problem of…
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