Core Java
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Value types in Java: why should they be immutable?
Value types need not be immutable. But they are. In the previous post I discussed the difference between pointers and…
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Writing 2 Characters into a Single Java char
Here’s another nice trick we used when creating the ultra low latency Chronicle FIX-Engine. When it comes to reading data…
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If Java Were Designed Today: The Synchronizable Interface
Java has come a long way. A very long way. And it carries with it all the “junk” from early…
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Reading/Writing to/from Files using FileChannel and ByteBuffer in Java
In the past, I have talked about RandomAccessFile and how it can be used for doing faster IO in Java,…
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10 Examples of using ArrayList in Java – Tutorial
ArrayList in Java is the most frequently used collection class after HashMap. Java ArrayList represents an automatic re-sizeable array and used…
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Pointers in Java
Are there pointers in Java? The short answer is “no, there are none” and this seems to be obvious for…
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2016 Will be the Year Remembered as When Java Finally Had Window Functions!
You heard right. Up until now, the awesome window functions were a feature uniquely reserved to SQL. Even sophisticated functional…
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Leaner Java Collections with FastUtil
In response to my recent post Discovering a Trove of Java Primitives Collection Handling on the GNU Trove library, TheAlchemist…
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Configurable ETL processing using Apache Storm and Kite SDK Morphlines
From the first days I have worked as software engineer, I always hear the same request by many sides: “We…
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