How to Learn Java

In this article, learn why learning Java is a good investment to yourself, and how you can learn Java effectively and retain information. Read more

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Finding Number Complements Using Java

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…)

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Java Goes to the Extreme

We're all familiar with the ways Java technology is revolutionizing high-tech and consumer interactions. It's being used in embedded devices like the Java Ring, in e-commerce systems, even in NASA projects. But how many of us are aware of the latest incar... (more…)

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So why did they decide to call it Java?

We all know the story: Give away an elegant, open programming environment and the world will beat a path to your door. No sweat, no matter what you decide to call it. The people charged with establishing a brand identity for Sun's lingua franca for next-g...

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