Setting Request Headers With Axios - Mastering JS

Mastering JS Tutorials Newsletter eBooks Jobs ☰ Tutorials Newsletter eBooks Jobs Full Stack JavaScript, Explained. Join our mailing list and get new tutorials delivered to your inbox every week. Sign Up What Do You Want to Learn? Fundamentals Express Mongoose Vue Axios Webpack Node.js ESLint Mocha Latest Tutorials Getting Started with Oso Authorization in Node.js Here's how you can get started with Oso's authorization service in Node.js node Make a Sinon Spy Return a Value Here's how to make a spy return a value in Sinon.js sinon Check if a File Exists in Node.js Here's how you can check if a file exists using the fs module in Node.js node How to Set Response Headers in Express Here's how you can set HTTP response headers in Express.js express The `setTimeout()` Function in JavaScript The `setTimeout()` function in JavaScript sets a function to run later in a non-blocking way. Here's what you need to know. fundamentals trim() in Mongoose Schemas The `trim` option in Mongoose schema definitions makes Mongoose automatically call `String.prototype.trim()` on string fields. Here's how it works. mongoose Set Whether a Checkbox is Checked in Vue Here's how you can set whether a checkbox is checked in Vue vue JavaScript Array flatMap() Here's how JavaScript arrays' `flatMap()` method works, and what you can use it for.. fundamentals How to Get Distinct Values in a JavaScript Array Here's how you can use ES6 Sets to get distinct values in an array. fundamentals The `afterEach()` Hook in Mocha Here's how Mocha's afterEach() hook works. mocha Check if a Date is Valid in JavaScript Got a JavaScript date that is showing up as "Invalid Date" in your console? Here's how you check for that. fundamentals Encode base64 in JavaScript Here's how you can use the btoa() function in JavaScript to convert strings to base64. Also describes how to convert strings to base64 using Node.js buffers. fundamentals Assertions in Mocha Mocha doesn't have a built-in assertion library, but here are a few options. mocha Using `it.skip()` in Mocha Here's how `it.skip()` works in Mocha mocha Working with Timezones using date-fns and date-fns-tz Here's how you can use date-fns-tz to work with timezones, and alternatives for working with timezones in vanilla JS. date-fns The `before()` Hook in Mocha Here's how Mocha's before() hook works, and when you should use it. mocha Run Just a Single Test in Mocha Here's two ways you can run just one test out of a Mocha test suite. mocha The `beforeEach()` Hook in Mocha Here's how Mocha's beforeEach() hook works. mocha Check if URL Contains a String Here's how you can check if the current URL contains a given string in JavaScript. fundamentals How To Fix "__dirname is not defined" Error in Node.js The "__dirname is not defined" error is usually due to using ESM. Here's how you can fix this error. node Our Sponsors