Blog: java specialists |
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212 blogs
updated: 61 min. ago
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Biased locking has made unnecessary mutexes cheap for over a decade. However, it is disabled by default in Java 15, slated for removal. From...
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In our next puzzle, we up the ante a bit. We prevent GC during the test() method by storing a strong reference to all our Vectors. Cock and ...
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For today's puzzle, we are getting elements from Vector, sequentially and in parallel. But why is the performance so much worse in Java 15-e...
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The Java ReentrantReadWriteLock can never ever upgrade a read lock to a write lock. Kotlin's extension function ReentrantReadWriteLock.wr it...
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How much memory was wasted when an additional boolean field was added to java.lang.String in Java 13? None at all. This article explains why...
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In Java 2, the computational time complexity of String#hashCode() became linear, as it used every character to calculate the hash. Java 3 ca...
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Java 14 Records (JEP359) reduce the boiler plate for simple POJOs. In this newsletter we look at what special magic is used to serialize and...
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In our previous newsletter we enhanced Java 8 Streams by decorating them with an EnhancedStream class. The code had a lot of repetition, whi...
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Java 8 Streams have a rather narrow-minded view of what makes objects distinct. In this newsletter, we enhance Streams to allow a more flexi...
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Class.getMethods() returns all the public methods in this class and the classes in its ancestry. However, we cannot necessarily call these m...
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