‘Higher-order functions’ is a fancy term for functions that take other functions as arguments or that return functions. Very powerful! Last week, I casually dropped the term “higher-order function” ...

Although there are many functions in the base package of R, sometimes there may not be a function that does exactly what you want. In this case, R allows users to create their own functions and call ...

Photoshop CS6 Extended tutorial showing how to use the 3D functions to create 3D text and place it in perspective in an environment, adding light, shadows, reflections & bevels. NOTE: If 3D doesn't ...