---
title: "Andrey Radkevich (@andreyradkevich) | Hashnode"
description: "Andrey Radkevich (@andreyradkevich) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@andreyradkevich"
---

@andreyradkevich

# Andrey Radkevich

@andreyradkevich · Joined November 2020

### [Recursive rendering](https://funforfun.hashnode.dev/recursive-rendering?utm_source=hashnode&utm_medium=feed)

import { useState } from "react"; import "./styles.css"; const recursiveObject = { permissionAccess: { dashboard: { wallboard: { deposit: { view: false }, withdrawal: { view: false, e...

1 min read · [funforfun.hashnode.dev](https://funforfun.hashnode.dev/recursive-rendering?utm_source=hashnode&utm_medium=feed)

[Dec 4, 2021](https://hashnode.com/posts/recursive-rendering/61ab3452a375fb2266f3c801)

### [Object with methods implementation with and without class definition](https://funforfun.hashnode.dev/object-with-methods-implementation-with-and-without-class-definition?utm_source=hashnode&utm_medium=feed)

class O { constructor() { this.summ = 0 } one(n) { this.summ += n return this } two(t) { this.summ += t return this } get() { return this.summ } } const obj = { summ: 0, one: function (n) { this.summ +...

1 min read · [funforfun.hashnode.dev](https://funforfun.hashnode.dev/object-with-methods-implementation-with-and-without-class-definition?utm_source=hashnode&utm_medium=feed)

[Apr 2, 2021](https://hashnode.com/posts/object-with-methods-implementation-with-and-without-class-definition/6067295443f7713266913f33)

### [In order, Postorder, Pre order ( Tree traversal )](https://funforfun.hashnode.dev/in-order-postorder-pre-order-tree-traversal?utm_source=hashnode&utm_medium=feed)

This article directly connected with basic tree implementation example, and here you will find some additional methods . All methods did recursively. All of those methods are useful when you want to get a data list, it is a little bit trickier than ...

1 min read · [funforfun.hashnode.dev](https://funforfun.hashnode.dev/in-order-postorder-pre-order-tree-traversal?utm_source=hashnode&utm_medium=feed)

[Mar 29, 2021](https://hashnode.com/posts/in-order-postorder-pre-order-tree-traversal/60622b5a3f8d1e7934c1c85c)

### [Tree data structure (Javascript)](https://funforfun.hashnode.dev/tree-data-structure-javascript?utm_source=hashnode&utm_medium=feed)

On the internet, there is tons of information on this topic. What is a tree data structure, why is it important, when do we need to use, etc. But there isn't a lot of places where you can find a js example on this topic. I will attach this example he...

2 min read · [funforfun.hashnode.dev](https://funforfun.hashnode.dev/tree-data-structure-javascript?utm_source=hashnode&utm_medium=feed)

[Mar 29, 2021](https://hashnode.com/posts/tree-data-structure-javascript/60621f30dda3fe784b750b9e)

### [.git/objects folder](https://funforfun.hashnode.dev/gitobjects-folder?utm_source=hashnode&utm_medium=feed)

Below you can see how the git folders tree looks like. I try to find out how does git works under the hood. I've discovered now objects folders which consist of 3 main parts of git (blob, tree, commit). tree .git .git ├── branches ├── COMMIT\_EDITMSG...

6 min read · [funforfun.hashnode.dev](https://funforfun.hashnode.dev/gitobjects-folder?utm_source=hashnode&utm_medium=feed)

[Nov 22, 2020](https://hashnode.com/posts/gitobjects-folder/5fba4b300ae19203f6d93e62)