Monthly Archives: September 2014

Variables, Functions, and Conditionals Made Easy

By | September 13, 2014

Programming is powerful. It gets its power from variables, functions, and conditionals. A variable is storage for dynamic information. A function is one or more instructions that perform a specific task. A conditional expression decides what should be done in the event that specific information meets particular criteria such as being true or being a… Read More »

What is bitcoin?

By | September 11, 2014

What is bitcoin? In simplest terms, bitcoin is digital currency. It can be exchanged for goods and services over information networks. Bitcoin has a number of interesting features that make it different from the digital dollars you use when shopping online, however. Most notably, bitcoin is decentralized and pseudo-anonymous. Bitcoin has no issuing authority. No… Read More »

What is the Cloud?

By | September 10, 2014

Like its namesake, cloud computing can seem distant and amorphous. In reality it is easy to understand and readily accessible. When we talk about “the cloud,” we’re talking about computer processing and/or storage that is done remotely. In the early days of the information age, most computing was done remotely. Mainframes were big and costly… Read More »