Did you know that you can make extra money by shortening URLs? If you love to share links to your favorite pics and videos to friends and family, then you have the opportunity to earn money from links

Each node in the Merkle tree performs MD5 hashing of input data. Parent nodes concatenate the hashes of their children before hashing. (Credit: T. L. Oliver CC BY-SA 4.0) If you've tried to understand

You may have heard about Bitcoin in the news or from friends lately. If you've been paying a little bit of attention, you also may have heard about the price movements, ransomware attacks, investment

Credit: KellyBamson CC-BY-SA 4.0 About two years ago, I decided that I wanted to code my first Android app. Although I made simple apps for iOS in the past, I wanted to make something a bit more complex.

You may have heard about governments spying on foreign citizens or their own citizens in the news. Edward Snowden's revelations confirmed what many suspected about the NSA. They are actively employing