Excel formulas are getting scary good.

Don't listen to anyone who tells you that the VALUE function in Microsoft Excel is obsolete. You'll probably seldom need to use it on its own, but when combined with other functions, it's still as ...

Say I can pass several commands to my program, and each command corresponds to a function. How can I call this function without a lot of if-else? To add a little seasoning, I also need to pass ...