In 64-bit Hotspot, Java objects have an object header of 128 bits: a 64 bit multi-purpose header (‘mark’ or ‘lock’) word and a 64-bit class pointer. With typical average object sizes of 5-6 words, this is quite significant: 2 of those words are al... (more…)

This blog post is a reminder that you should make sure that all your builds in the Java ecosystem access the artifact repositories (e.g. Maven Central) via HTTPS instead of HTTP. This often just means replacing the ‘http:’ in repository URLs with ‘https:’... (more…)

Manifold plugs into Java to supplement it with game-changing features, from Type-safe Metaprogramming, Extension Methods, Operator Overloading, and Unit Expressions to an integrated Template Engine... (more…)

deeplearning4j - Deep Learning for Java, Scala & Clojure on Hadoop & Spark With GPUs - From Skymind... (more…)

In this video, I explained how hashing works. What are the different types of Hashing and how you can implement them. Also explained pros and cons of each ty... (more…)