Frontend

Почему Next.js не нужен для админок?

How to add an event listener in JavaScript?

Is it possible to count how many event handlers are registered and how many have been removed? How to check this?

How to swap the values of two variables?

How have you used the iframe element in your projects?

What methods of flow control (clearing) do you know and in what situations are they used?

How would you sort an array of numbers?

Can there be problems when sending pages with content-type application/xhtml+xml?

When does JavaScript execution occur during HTML parsing?

What are generic types in TypeScript? Why use them? Are they a good practice or an anti-pattern?

What concept of state management does Vuex implement in JavaScript?

How does data transfer work by reference and by value?

Why is semantics important in web development?

What is the main concept of Flux?

What methods of rendering (re-layout) optimization do you know?

Provide a description of the following sections in the cache manifest file: Cache, Network, and Fallback.

What is the difference between let and var?

What are the call, apply, and bind methods used for in JavaScript?

In which cases should you use local state and in which cases - global state?

If we consider HTML5 as an open web platform, what components is it based on and what are the main elements included in it?