Abstract: In the mirror array-assisted indoor visible light communication (VLC) system, activating all mirrors simultaneously can result in a complex system design and excessive consumption of ...

Have you ever followed a YouTube tutorial, carefully copied an Excel formula, and hit “Enter,” only to be met with an error or baffling results? It’s a ...

Go from zero to solar hero with this easy-to-follow guide to setting up renewable power at home. #SolarDIY #CleanEnergy #OffGridPower Government set to reopen after razor-thin House vote Nancy Guthrie ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...

Tired of struggling with pivot tables every time you need to summarize your data in Excel? You’re in luck! Excel’s new GROUPBY and PIVOTBY functions are here to make your life easier. These powerful ...

Developers use JavaScript promises to model asynchronous operations in web and server-side programs. Here's a quick look at five ways to use promises in your code ...

Example: This method is useful when your grouping criteria might be complex data types (objects, etc.) that can't be easily converted to strings. It works similarly to Object.groupBy () but uses a Map ...

JavaScript’s arrays can hold heterogeneous types, change size on the fly, and readily insert or remove elements. Traditional methods like slice, splice, and push/pop do this by operating on the array ...