Ethiopian jazz musician Mulatu Astatke smiled as he held his arms aloft to acknowledge his audience. Last month in London, the 82-year-old pioneer, who has done much to bring his blend of musical ...

Think back to middle school algebra, like 2 a + b. Those letters are parameters: Assign them values and you get a result. In ...

If you’re gonna be a hacker eventually you’re gonna have to write code. And if you write code eventually you’re gonna have to ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Eric's career includes extensive work in ...