Scenario: in the environment you have a variable that has another variable inside its definition. For example the variable "tmp.dir" is defined as "${PROJECT_HOME}/tmp". When you get the variable ...

Developers use statements to control the overall program flow, including variable declarations, conditional operations, and iterative processes. Here's how to write JavaScript statements. JavaScript ...

Visual Studio Code is a code editor that is completely free and open-source. It has been developed by Microsoft and is highly regarded by developers due to its lightweight, fast, and extensible design ...

Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML-based JavaScript templating language. JSX is a way to write HTML inside of JavaScript, ...

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 ...