A microbenchmark of Map.get and Set.contains performance for different JDK and Scala versions

A simple just for fun benchmark reveals some bizarre performance of regionMatches method

Benchmarks for different kinds of batch queries to MySQL

My 2 cents on how to properly manage resources in Scala, or a story of reimplementing try-with-resources in Scala.

How streaming from MySQL (on client side) affects performance comparing to non-streaming...

Performance comparison between different kinds of string concatenation/formatting in Java/Scala...

O_O performance benchmark of StringBuilder wrapper in Scala...

Everything is invented before us: my attempt to contribute UUID.fromString to JDK9...

A sequence of 7 micro-optimizations for parsing UUID from String to make it really fast!