Matvey Romanov

@ra1nbow1

webdev

Moscow, RussiaJoined April 2022

About

I'm a professional FullStack self-taught developer from Moscow. I truly love web-development and all that it concerns. Making websites is awesome. Follow me if you need some help

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Matvey Romanov's blogs

Matvey Romanovra1nbow1.hashnode.dev7 posts

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ra1nbow1.hashnode.dev

Building Reliable Protected Routes with React Router v7

Why You Need This Imagine your site is a hip nightclub. The main doors are open to all, but there’s a VIP area guarded by a bouncer: you need a secret pass (token) to get in. That bouncer on the front end is exactly what Protected Routes are for—keep...

Jun 8, 20254 min read

ra1nbow1.hashnode.dev

How to write the right API client in TypeScript

Creating an application is more complicated than a to-do list, most often we need to interact with some data stored on the server. These can be weather forecasts processed by a third-party API, as well as our customertyps' data, be it their login and...

Jun 17, 20237 min read

ra1nbow1.hashnode.dev

Useful Built-In JavaScript Web APIs

An Application Programming Interface (API) is a software interface that allows two or more programs to communicate by acting as an intermediary between them. All browsers have a set of built-in APIs that extend their functionality, usually by support...

May 7, 20237 min read

ra1nbow1.hashnode.dev

5+5=? Converting values to a string or number in JavaScript

Let's analyze the example: var a = 5; // number var b = "5"; // string var c = a + b; alert(c); // 55 alert(typeof(c)) // string When we add 5 and 5, we expect to see the output — 10. However, we get 55 and see that the data type is not a number, b...

Jun 11, 20222 min read

ra1nbow1.hashnode.dev

8 ways to add an element to the beginning of a list and string in Python

How to add an item to the top of a Python list: 4 methods Lists in Python are mutable and ordered data structures designed to store a group of values. If you need to insert an element in the first position of an existing list during the program execu...

Jun 3, 20224 min read

Matvey Romanov

About

Available for

Matvey Romanov's blogs

Recently published

Building Reliable Protected Routes with React Router v7

How to write the right API client in TypeScript

Useful Built-In JavaScript Web APIs

5+5=? Converting values to a string or number in JavaScript

8 ways to add an element to the beginning of a list and string in Python

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Matvey Romanov

About

Available for

Matvey Romanov's blogs

Recently published

Building Reliable Protected Routes with React Router v7

How to write the right API client in TypeScript

Useful Built-In JavaScript Web APIs

5+5=? Converting values to a string or number in JavaScript

8 ways to add an element to the beginning of a list and string in Python