An overview of how you can use custom QL queries to highlight uses of Java's HashSet and prompt the developer to use LinkedHashSet instead. (more…)
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Investigating concurrency, cache contention, and coherence issues on the JVM using JOL and the new @Contended annotation in Java 8. (more…)
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The Amazon Corretto team introduces the open source Heapothesys benchmark, a synthetic workload that simulates fundamental application characteristics that affect garbage collector (GC) latency. The benchmark creates and tests GC load scenarios defined by... (more…)
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A large open source community has grown around Swift, since Apple open sourced it along with a Linux Port back in Dezember 2015.Certain parallels can be drawn between the evolution of Java and Swift. Java was first a portable platform independent client-s...
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Java.util package provides an IdentityHashMap class which implements the Map interface with a hash table, using reference-equality in place of object-equality when comparing keys (and values). In other words, in an IdentityHashMap, two keys k1 and k2 are ... (more…)
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