So, you’re diving into the world of backend development? Excellent choice! The backend is the engine room of any application, powering everything from data storage to user authentication. But with so many languages and frameworks out there, where do you …
In JavaScript, interpolation is a way to include expressions or variables inside a string. It allows you to construct strings dynamically by embedding the results of expressions directly within the string. This is done using template literals, which are enclosed …
A closure in JavaScript is a function that remembers the environment in which it was created. This means that the function has access to variables from its outer scope, even after the outer function has finished executing. Here’s a detailed …
A JavaScript callback is a function passed into another function as an argument, which is then invoked (called back) inside the outer function to complete some kind of routine or action. Callbacks are a way to ensure certain code doesn’t …
Basic Concepts The reduce method executes a callback function (the reducer) on each element of the array, in order, passing in the return value from the calculation on the preceding element. The final result of running the reducer across all …
In TypeScript, ?? and || are both operators used for handling default values or fallback values, but they serve slightly different purposes: The nullish coalescing operator ?? is used to provide a default value only when the operand on its …
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a …
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a …
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a …