InfoWorld

Abstract class versus interface in the JDK 8 era

In The new Java 8 Date and Time API: An interview with Stephen Colebourne, Stephen Colebourne tells Hartmut Schlosser, “I think the most important language change isn’t lambdas, but static and default ...
InfoWorld

When to use abstract classes vs. interfaces in Java

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...
Ars Technica

Java interview questions

I've got 40 years C experience, mostly with device drivers and OS internals (helped port Linux to the SH-4 back in 2000). I retired a few years back (thank you Qualcomm), and learned Java to scratch ...
ZDNet

Common computer science interview questions: What to expect

Landing a computer science job requires preparation. Beyond earning your degree, searching for jobs, and submitting applications, the computer science hiring process usually involves several rounds of ...
TheServerSide

Worlds toughest core Java interview question

Community driven content discussing all aspects of software development from DevOps to design patterns. When presented with a tricky Java interview question like this, most job candidates will try to ...