In code, 0.1 + 0.2 doesn’t equal 0.3 due to floating point arithmetic. Learn why that is and how floating point arithmetic works.
The three dots (...) in JavaScript is known as the spread operator, and it’s used to make shallow copies of JavaScript objects.
GraphQL and REST are the two most popular methods for building APIs. Here’s how to decide which of them to use.
npm ci performs a clean install of all existing dependencies, whereas npm install attempts to update current dependencies when possible.
Learn how to get rid of the ERR_OSSL_EVP_UNSUPPORTED error once and for all in Node.js, React, Nuxt, Next.js, Gatsby and similar technologies.
Discover the difference between React and Next.js and understand why React is a library not a framework.
In Python, we can use the JSON Schema library to validate a JSON document against a schema.
The ternary operator is a concise way of expressing conditional statements in a single line of JavaScript code. Our expert explains how it works.
The question mark operator is used in JavaScript as an alternative to an if statement, especially where a value is assigned based on a conditional.
Learn different ways of including images in React.js applications. Display great imagery, no matter your code’s style.
Antonello Zanini
