Java 7 Objects-Powered Compact Equals. how-to. Jun 23, 2011 5 mins. Core Java. Obi Ezechukwu‘s blog High-Octane Java recently featured the post Compact Equals, which compares an implementation ...

Every Object in Java includes an equals() and a hashcode() method, but they must be overridden to work properly. To understand how overriding works with equals() and hashcode(), we can study their ...

Java’s introduction of lambda expressions, streams and default interfaces allows Java to support both the functional programming model and the object-oriented model at the same time. So not only is ...

So, we've got a 10-element array, and when we put our first object into that array -- our first name-value pair, 'movie: Shrek'-- we find out that the hashCode for the key 'movie' is 9722. Well, what ...