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Overview: Strong fundamentals in data types, scope and closures boost interview performance.Understanding promises and event ...

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 ...

Visual Studio Code is a great, free, cross-platform, open source code editor with an extensive library of prebuilt extensions for all kinds of useful, add-on functionality. Sometimes, however, you don ...