Divide-and-conquer is not the only example of recursion. It just happens to be one of the most interesting. But in this video we show that even some of the simplest of recursive definitions become…
Not all specifications are good. Some of them – including those written by your instructor – are quite bad. In this video we talk about how to read a specification critically so that you…
Strings do not have a lot of functions associated with them. Instead, strings have methods. As we see in this video, methods behave almost exactly like functions, except that the syntax for calling…