Learning how to define a function in Python is one of the most important steps to mastering the language. Functions are blocks of code that perform a specific task and can be “called” from any point ...

Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.

While you can now take advantage of datatyping in TypeScript when defining functions, I do realize that this column has been a lot of theory and syntax with not a lot of cool functionality.

Local functions enable you to define a function within the scope of another method to help in promoting encapsulation and bring local variables into scope The support for local functions is an ...

What is lambda? You may know that it’s the eleventh letter in the Greek alphabet. Perhaps you recall from Physics that it’s the symbol used to represent wavelength in calculations, or you might have ...

The TypeScript datatyping support not only applies to simple variables, it also supports you when doing clever things with functions. Specifically, TypeScript ensures you create reliable code when ...