Need to sort an array of JavaScript dates, or an array of JavaScript objects by a date property? Here's how 👉

By default, Mongoose's `findOneAndUpdate()` function returns the document as it was before the update was applied. Here's how you can change that 👉

Here's what you need to know about `findOneAndUpdate()` in Mongoose.

Need to run a query in Mongoose using query string parameters? Here's what you need to know 👉

Need to trim leading or trailing characters from a string in JavaScript? Here's how 👉

Here's how you can compare whether two JavaScript dates are on the same day, ignoring time.

JavaScript doesn't support enum as a built-in type, but here's how you can use `map()` with userland enum objects.

JavaScript doesn't support enums, but here's how you can print out an enum object's properties.

Need to reverse a string in JavaScript? Here's 3 different ways to reverse strings.

Here's how you can convert a string to uppercase in JavaScript.

Convert HTML to Pug in your browser, with syntax highlighting!

Here's what you need to know about click events on buttons in Vue.

Here's how you can handle the `resize` event in Vue.

Here's what you need to know about `Object.values()` in JavaScript.

It is easy to make your function wait for 1 second in JavaScript using promises and/or `await`. Here's how.

Here's the difference between JavaScript's `substring()` and `slice()` functions, and why you would use one or the other.

Here's 2 ways you can create a new object using a subset of the original object's keys.

Here's how you can filter an object by key and value in JavaScript.

Convert Pug to HTML in your browser, with syntax highlighting!

Here's how you can write a custom scroll directive in Vue.