Alex Devero

I am founder/CEO of DEVERO Corporation. Entrepreneur, developer, programmer, hacker, designer and blogger from Czechia.

Prague, CZE Joined on Jul 4, 2020

Education

self-taught

Work

CEO, software engineer at Devero

Alex Devero

Oct 18

Introduction to Currying in JavaScript

#javascript #webdev #beginners #tutorial

102 12

5 min read

4 Important Differences Between Regular And Arrow Functions

You are welcome Imia.

Aug 30

4 Important Differences Between Regular And Arrow Functions

How was the interview Paras?

Aug 30

4 Important Differences Between Regular And Arrow Functions

Glad to help Navraj.

Aug 30

4 Important Differences Between Regular And Arrow Functions

You are right Luke.

Aug 30

4 Important Differences Between Regular And Arrow Functions

Thank you Aya.

Aug 30

What Garbage Collection in JavaScript Is and How It Works

I am glad it helped you Akin :).

Aug 23

Introduction to Object Types in TypeScript

Thanks a lot Noah. Its fixed now.

Aug 9

Getting Started with React useContext Hook and React Context

This is useful when you want to expose multiple types of data...

Aug 9

View all 48 comments

Alex Devero

Oct 11

Memoization in React: A Simple Introduction

#react #javascript #tutorial #webdev

115

9 min read

Alex Devero

Oct 4

3 Ways to Build React Forms with Formik Pt.3

#tutorial #react #javascript #beginners

8 min read

Alex Devero

Sep 27

3 Ways to Build React Forms with Formik Pt.2

#webdev #react #tutorial #javascript

8 min read

Alex Devero

Sep 20

3 Ways to Build React Forms with Formik Pt.1

#webdev #react #tutorial #javascript

8 min read

Alex Devero

Sep 13

How to Create Custom Form Validation in React with Yup

#webdev #tutorial #react #javascript

28 2

10 min read

Alex Devero

Sep 6

Class Static Initialization Blocks in JavaScript

#webdev #tutorial #javascript #beginners

31 5

6 min read

Alex Devero

Aug 30

7 Practices to Create Good JavaScript Variables

#webdev #beginners #javascript #tutorial

89 1

7 min read

Alex Devero

Aug 23

4 Important Differences Between Regular And Arrow Functions

#webdev #javascript #tutorial #beginners

228 13

7 min read

Alex Devero

Aug 16

Function Parameters and Arguments in JavaScript

#javascript #webdev #tutorial #beginners

9 min read

Alex Devero

Aug 9

Introduction to Object Types in TypeScript Pt2

#typescript #webdev #tutorial #beginners

7 min read

Alex Devero

Aug 2

Introduction to Object Types in TypeScript

#tutorial #typescript #webdev #beginners

62 3

8 min read

Alex Devero

Jul 26

Getting Started with React useContext Hook and React Context

#react #javascript #tutorial #beginners

43 2

8 min read

Alex Devero

Jul 19

Functions in TypeScript: A Simple Introduction

#typescript #webdev #beginners #tutorial

8 min read

Alex Devero

Jul 12

TypeScript Interfaces: A Quick Guide to Help You Get Started

#typescript #webdev #tutorial #beginners

9 min read

Alex Devero

Jul 5

Getting Started With Built-in Utility Types in TypeScript Part 2

#tutorial #beginners #webdev #typescript

6 min read

Alex Devero

Jun 28

Getting Started With TypeScript Built-in Utility Types Part 1

#typescript #webdev #tutorial #beginners

8 min read

Alex Devero

Jun 21

How to Use Dynamic Imports in JavaScript

#javascript #beginners #tutorial #webdev

7 min read

Alex Devero

Jun 14

How to Create Your Own React Custom Hooks

#react #javascript #beginners #tutorial

8 min read

Alex Devero

Jun 7

How Truthy and Falsy Values in JavaScript Work

#webdev #javascript #tutorial #beginners

71 4

7 min read

Alex Devero

May 31

The React useMemo Hook Made Simple

#react #javascript #tutorial #beginners

67 1

7 min read

Alex Devero

May 24

An Introduction to React useReducer Hook

#react #javascript #beginners #tutorial

53 1

7 min read

Alex Devero

May 17

A Quick Guide to React useCallback Hook

#react #javascript #tutorial #beginners

98 7

7 min read

Alex Devero

May 10

Reacts useRef Hook: What It Is and How to Use It

#react #javascript #tutorial #beginners

68 4

6 min read

Alex Devero

May 3

React useEffect Hook Made Simple

#react #javascript #webdev #tutorial

76 2

8 min read

Alex Devero

Apr 26

React useState Hook in Action: What You Need to Know

#javascript #react #webdev #tutorial

7 min read

Alex Devero

Apr 19

JavaScript Generator Functions Made Simple

#webdev #tutorial #javascript #beginners

41 2

10 min read

Alex Devero

Apr 12

Variable Scope, Lexical Scope and Code Blocks in JavaScript

#webdev #tutorial #javascript #beginners

7 min read

Alex Devero

Apr 5

Getting Started With JavaScript Constructor Functions

#webdev #tutorial #beginners #javascript

123 4

8 min read

Alex Devero

Mar 29

Primitive Values, Objects and References in JavaScript Made Simple

#webdev #javascript #tutorial #beginners

8 min read

Alex Devero

Mar 22

How to Freeze an Object in JavaScript: Object.freeze(), Object.seal() & More

#webdev #tutorial #javascript #beginners

73 2

8 min read

Alex Devero

Mar 15

7 JavaScript ES2017 Features to Learn

#webdev #javascript #beginners #tutorial

147 6

9 min read

Alex Devero

Mar 8

4 JavaScript ES2018 Features You Should Know

#webdev #tutorial #beginners #javascript

71 2

7 min read

Alex Devero

Mar 1

8 Useful JavaScript ES2019 Features to Know About

#webdev #javascript #tutorial #beginners

193 6

7 min read

Alex Devero

Feb 22

7 JavaScript ES2020 Features You Should Try

#webdev #tutorial #beginners #javascript

175 10

9 min read

Alex Devero

Feb 15

Upcoming Interesting JavaScript ES2021 (ES12) Features to Look for

#webdev #beginners #javascript #tutorial

117 4

8 min read

Alex Devero

Feb 8

A Quick Guide to Get Started with JavaScript Classes

#webdev #tutorial #beginners #javascript

127 5

10 min read

Alex Devero

Feb 1

undefined and null in JavaScript Explained

#webdev #tutorial #beginners #javascript

12 2

8 min read

Alex Devero

Jan 25

How to Access Object Properties in JavaScript in Three Ways

#webdev #tutorial #beginners #javascript

9 min read

Alex Devero

Jan 18

What Method Chaining in JavaScript Is, How It Works and How to Use It

#webdev #tutorial #beginners #javascript

63 7

9 min read

Alex Devero

Jan 11

Six Ways to Create Objects in JavaScript

#webdev #tutorial #beginners #javascript

120 5

10 min read

Alex Devero

Jan 4

How to Access Object Keys, Values and Entries in JavaScript

#webdev #tutorial #javascript #beginners

22 2

7 min read

Alex Devero

Dec 28 '20

An Overview of JavaScript Object Property Flags and Descriptors

#webdev #tutorial #beginners #javascript

14 5

9 min read

Alex Devero

Dec 21 '20

The JavaScript Event Loop Explained

#webdev #tutorial #beginners #javascript

149 2

6 min read

Alex Devero

Dec 14 '20

A Quick Guide To this Keyword In JavaScript: What this Is And When

#webdev #tutorial #javascript #beginners

46 2

11 min read

Alex Devero

Dec 7 '20

Temporal Dead Zone in JavaScript Explained (TDZ)

#webdev #tutorial #beginners #javascript

26 2

8 min read

Alex Devero

Nov 30 '20

What is Currying In JavaScript Is and How to Use It

#webdev #javascript #tutorial #beginners

51 10

7 min read

Alex Devero

Nov 23 '20

Introduction to Recursion in JavaScript: How It Works and How to Use It

#webdev #tutorial #beginners #javascript

10 min read

Alex Devero

Nov 16 '20

How to Write Asynchronous JavaScript Code in Three Ways

#webdev #javascript #tutorial #beginners

99 2

9 min read

Alex Devero

Nov 9 '20

Introduction to JavaScript Property Getters and Setters (Accessor Properties)

#webdev #javascript #tutorial #beginners

48 2

9 min read

Alex Devero

Nov 2 '20

Memory Life cycle, Heap, Stack and Call Stack in JavaScript

#webdev #tutorial #javascript #beginners

468 14

8 min read

Alex Devero

Oct 26 '20

Import and Export Statements in JavaScript and How to Use Them

#javascript #beginners #webdev #tutorial

59 2

11 min read

Alex Devero

Oct 19 '20

What Garbage Collection in JavaScript Is and How It Works

#javascript #tutorial #beginners #webdev

132 6

7 min read

Alex Devero

Oct 12 '20

WeakMap in JavaScript - An Easy Introduction

#javascript #webdev #tutorial #beginners

95 7

7 min read

Alex Devero

Oct 5 '20

What WeakSet in JavaScript is and How It Works

#tutorial #webdev #javascript #beginners

42 3

8 min read

Alex Devero

Sep 28 '20

Optional Chaining in JavaScript and How It Works

#webdev #javascript #tutorial #beginners

13 5

7 min read

Alex Devero

Sep 21 '20

Private Class Fields and Methods in JavaScript Classes

#webdev #javascript #tutorial #beginners

7 min read

Alex Devero

Sep 14 '20

What Javascript Spread Operator is, How It Works and How to Use It

#webdev #javascript #tutorial #beginners

78 16

9 min read

Alex Devero

Sep 7 '20

Getting Started With the JavaScript Fetch API

#webdev #tutorial #javascript #beginners

94 2

11 min read

Alex Devero

Aug 31 '20

Static Methods and Properties in JavaScript Classes

#javascript #webdev #tutorial #beginners

9 min read

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4 Important Differences Between Regular And Arrow Functions

4 Important Differences Between Regular And Arrow Functions

4 Important Differences Between Regular And Arrow Functions

4 Important Differences Between Regular And Arrow Functions

4 Important Differences Between Regular And Arrow Functions

What Garbage Collection in JavaScript Is and How It Works

Introduction to Object Types in TypeScript

Getting Started with React useContext Hook and React Context