---
title: "Krish Singh (@rackham) | Hashnode"
description: "I am not the best but no one is better than me. Read the latest articles by Krish Singh on Hashnode."
url: "https://hashnode.com/@rackham"
---

@rackham

# Krish Singh

@rackham · Bengaluru · Joined March 2018

I am not the best but no one is better than me

[Website](https://musing-mayer-074158.netlify.com/)

### [What is DOM?](https://rackham.hashnode.dev/what-is-dom?utm_source=hashnode&utm_medium=feed)

DOM: Document Object Model. It is a programming API for HTML and XML. It defines the document's logical structure and how it is accessed and manipulated. - "W3C.org". With the help of dom, a programmer can create, add, delete elements and modify cont...

1 min read · [rackham.hashnode.dev](https://rackham.hashnode.dev/what-is-dom?utm_source=hashnode&utm_medium=feed)

[Mar 5, 2025](https://hashnode.com/posts/what-is-dom/67c8087c0965051e6f36ce9a)

### [Bubbling in JavaScript?](https://rackham.hashnode.dev/bubbling-in-javascript?utm_source=hashnode&utm_medium=feed)

What is bubbling ? lets suppose there is three boxes One, two ,three. Two is children of one and three is children of two and grandchildren of three like below pen. https://codepen.io/Dr\_rackham/full/wVJzWB HTML <div class="one"> <div class="two"...

[rackham.hashnode.dev](https://rackham.hashnode.dev/bubbling-in-javascript?utm_source=hashnode&utm_medium=feed)

[1](https://hashnode.com/posts/bubbling-in-javascript/5d3faf35ea67aca069f055cf) [Jul 30, 2019](https://hashnode.com/posts/bubbling-in-javascript/5d3faf35ea67aca069f055cf)

### [Var VS Let VS Const](https://rackham.hashnode.dev/var-vs-let-vs-const?utm_source=hashnode&utm_medium=feed)

What is difference between var,let and const; VAR It is a keyword for variable declaration in javascript. It is function scoped means if you declared a variable inside a block of a function then it is scoped to whole function not just inside the blo...

[rackham.hashnode.dev](https://rackham.hashnode.dev/var-vs-let-vs-const?utm_source=hashnode&utm_medium=feed)

[Jul 26, 2019](https://hashnode.com/posts/var-vs-let-vs-const/5d3aa825a2e1cf3f5c7a4478)

### [How to push element in the center of the container in CSS3?](https://rackham.hashnode.dev/how-to-push-element-in-the-center-of-the-container-in-css3?utm_source=hashnode&utm_medium=feed)

There may be multiple ways but I will explain 4 here Let suppose parent container had a class name 'box' and child had a 'small-box' With Translate .box{ position: relative; width: 500px; height: 500px; ...

[rackham.hashnode.dev](https://rackham.hashnode.dev/how-to-push-element-in-the-center-of-the-container-in-css3?utm_source=hashnode&utm_medium=feed)

[Jul 25, 2019](https://hashnode.com/posts/how-to-push-element-in-the-center-of-the-container-in-css3/5d391ce87f9dd0566af5ca2f)