Questions about hashCode() are asked on most interviews (from junior to senior level). In this post, you will find out what this method is, how it works for particular types, how it works for primitives, what you have to watch out for during your implemen... (more…)

DevOps with Visual Studio Team Services for Java - Hands-on-Labs... (more…)

A Uniform Manifold Approximation and Projection (UMAP) library for Java, developed by Tag.bio in collaboration with Real Time Genomics. - tag-bio/umap-java... (more…)

The problem Given a positive integer num, output its complement number. The complement strategy is to flip the bits of its binary representation. Example 1: Input: num = 5 Output: 2 Explanation: The binary representation of 5 is 101 (no leading zero bits)... (more…)

Java 12 introduces switch expressions. Together with a new lambda-style arrow syntax, this makes switch more expressive and less error-prone. (more…)