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Volodymyr Hudyma
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Table Of Contents(Articles: 111)

Getting Started With React

June 04, 2020

Having learned some JavaScript basics and intermediate concepts we're ready to kick off with advanced topics. Meet the React - a JavaScript library for building user interfaces.Read more


Generators In JavaScript

June 01, 2020

Generator function - a special kind of function that can stop midway and continue execution from the place where it stopped. This function returns a generator object, which conforms to both - iterable and iterator protocol...Read more


Nullish Coalescing Operator

May 29, 2020

The nullish coalescing operator "??" is a logical operator that returns right-side operand if left side equals to null or undefined, otherwise returns left side. If you're familiar with the logical OR operator, you may wonder what's the difference between it and nullish coalescing operator...Read more


Optional Chaining In JavaScript

May 27, 2020

When dealing with complex objects or API responses it is a common thing to access nested properties. In order to make sure the property is reachable without any errors being thrown, we have to make sure each of its parent properties exists...Read more


How To Clone An Object In JavaScript?

May 25, 2020

Due to the fact that objects are reference values in JavaScript, copying them is not as easy as just assigning to another variable. There are a lot of different ways to copy an object. Choosing the right method depends on what would you like to achieve...Read more


Spread Operator In JavaScript

May 24, 2020

Spread operator is used to access all elements inside of an iterable. Don't worry if the definition is not clear, we'll explain the operator in detail...Read more


Destructuring Assignment In JavaScript

May 18, 2020

Destructuring assignment is a special syntax that allows us to retrieve pieces of arrays or objects and assign them to separate variables. This approach can be used for...Read more


Template Literals In JavaScript

May 17, 2020

Template literals are string literals that allow embedding an expression. It is possible to use string interpolation and multi-line string features with them. In JavaScript, there are 3 ways of defining a string...Read more


Async/Await In JavaScript

May 16, 2020

These keywords act as a syntactic sugar built on top of Promises, making asynchronous code look and feel like synchronous, therefore easier to produce and maintain. Async function - it is a function, declared using...Read more

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