Control flow is the secret sauce that lets your code make decisions, repeat tasks, and skip steps when needed. Whether you’re writing JavaScript, building Excel formulas, or scripting in Bash, ...

Variables hold a wide variety of information temporarily. The JavaScript data types that can be stored in a variable include: JavaScript variables can hold a few other kinds of data, but these are by ...

Unless you intend to exclusively hunt dark timber, you’re going to want a scope on your western big-game hunting rifle. Here I’ll go through my process for choosing the best all-around hunting scope ...

Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by making a simple comparison table of the ...

The scope of a variable or a function is the part of the code in which it is available. Working with variables and scope comes intuitively to most developers. We have some mental models that help us ...