Kathirvel S

Again and Again Until I Win Currently Learning "Full Stack Java" at Payilagam Institute Joined Dec - 23rd 2025

Chennai,Tamil Nadu,India Joined on Jan 2, 2026

Education

B.Tech - Information Technology

Cover image for I Built a Simple Todo App (and Learned More Than I Expected!)

Kathirvel S

Apr 7

I Built a Simple Todo App (and Learned More Than I Expected!)

#javascript #programming #webdev #beginners

4 min read

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Cover image for Why Is Google Called Google? The Surprising True Story Explained - (Sparked by a Last Notebook Page)

Kathirvel S

Apr 5

Why Is Google Called Google? The Surprising True Story Explained - (Sparked by a Last Notebook Page)

#techtalks #google #web3 #computerscience

3 min read

Cover image for Stop Messing With APIs: How fetch() and .json() Actually Work

Kathirvel S

Apr 2

Stop Messing With APIs: How fetch() and .json() Actually Work

#api #javascript #tutorial #webdev

4 min read

Cover image for JavaScript Promises: Transform Your Async Code from Messy to Clean

Kathirvel S

Mar 29

JavaScript Promises: Transform Your Async Code from Messy to Clean

#javascript #webdev #programming #beginners

4 min read

Cover image for Stop Misreading JavaScript: The Truth About Single Thread, Sync, and Async

Kathirvel S

Mar 27

Stop Misreading JavaScript: The Truth About Single Thread, Sync, and Async

4 min read

Cover image for JavaScript Closures Explained Simply

Kathirvel S

Mar 26

JavaScript Closures Explained Simply

#javascript #webdev #programming #beginners

4 min read

Kathirvel S

Mar 25

JavaScript Dates Finally Make Sense (Here’s How)

#javascript #webdev #programming #beginners

5 min read

Cover image for Mastering createElement in JavaScript (In a Way That Actually Sticks)

Kathirvel S

Mar 24

Mastering createElement in JavaScript (In a Way That Actually Sticks)

#javascript #webdev #programming #beginners

4 min read

Cover image for Are You Addicted to Notifications? The Tech Behind It

Kathirvel S

Mar 22

Are You Addicted to Notifications? The Tech Behind It

#techtalks #productivity #learning #mobile

4 min read

Cover image for DOM in JavaScript — What Actually Happens When Your Code Runs

Kathirvel S

Mar 17

DOM in JavaScript — What Actually Happens When Your Code Runs

#javascript #webdev #programming #learning

3 min read

Cover image for JavaScript Constructor Functions (Stop Copy-Pasting Objects)

Kathirvel S

Mar 16

JavaScript Constructor Functions (Stop Copy-Pasting Objects)

#javascript #programming #webdev #beginners

4 min read

Cover image for Most Developers Use URLs Daily — But Few Can Explain This

Kathirvel S

Mar 15

Most Developers Use URLs Daily — But Few Can Explain This

#web3 #webdev #beginners #programming

4 min read

Cover image for Avoid Writting Messy JavaScript: Learn Object Destructuring Today

Kathirvel S

Mar 14

Avoid Writting Messy JavaScript: Learn Object Destructuring Today

#javascript #webdev #web3 #beginners

3 min read

Cover image for JavaScript Secrets: undefined vs Missing Property & { } + [ ] Quirks Explained

Kathirvel S

Mar 12

JavaScript Secrets: undefined vs Missing Property & { } + [ ] Quirks Explained

#javascript #web3 #programming #beginners

2 min read

Cover image for Array Destructuring in JavaScript

Kathirvel S

Mar 11

Array Destructuring in JavaScript

#javascript #web3 #programming #learning

4 min read

Cover image for How JavaScript Really Runs Behind the Scenes

Kathirvel S

Mar 10

How JavaScript Really Runs Behind the Scenes

#javascript #programming #beginners #web3

4 min read

Cover image for JavaScript Objects Basics Explained

Kathirvel S

Mar 9

JavaScript Objects Basics Explained

#javascript #webdev #programming #csk

3 min read

Cover image for Every Developer’s Nightmare: Decoding 404, 403, 500, and Other HTTP Mysteries

Kathirvel S

Mar 8

Every Developer’s Nightmare: Decoding 404, 403, 500, and Other HTTP Mysteries

#http #webdev #productivity #beginners

4 min read

Cover image for Why typeof( [ ] ) Returns "object" in JavaScript

Kathirvel S

Mar 4

Why typeof( [ ] ) Returns "object" in JavaScript

#javascript #programming #webdev #beginners

2 min read

Cover image for Array Iteration Methods in JavaScript (Explained with Examples)

Kathirvel S

Mar 3

Array Iteration Methods in JavaScript (Explained with Examples)

#webdev #javascript #learning #programming

3 min read

Cover image for Why Keyboards Are Not in Alphabetical Order (And Why That’s Actually Brilliant)

Kathirvel S

Mar 1

Why Keyboards Are Not in Alphabetical Order (And Why That’s Actually Brilliant)

#techtalks #productivity #keyboard #programming

3 min read

Cover image for How Computers Actually Run Using 0 and 1 (Binary Explained Simply)

Kathirvel S

Feb 27

How Computers Actually Run Using 0 and 1 (Binary Explained Simply)

#techtalks #computerscience #programming #architecture

3 min read

Cover image for Arrays in JavaScript for Beginners

Kathirvel S

Feb 25

Arrays in JavaScript for Beginners

#webdev #javascript #programming #learning

3 min read

Cover image for Dive into JavaScript Functions(Basics only)

Kathirvel S

Feb 24

Dive into JavaScript Functions(Basics only)

#learning #webdev #javascript #frontend

3 min read

Cover image for JavaScript Basics: Ternary Operator, Truthy/Falsy, and Switch Case

Kathirvel S

Feb 17

JavaScript Basics: Ternary Operator, Truthy/Falsy, and Switch Case

#learning #webdev #javascript #programming

1 min read

Kathirvel S

Feb 12

Ever Wondered Why the Power Button Looks Like - “0” and “1”?

#techtalks #computerscience #algorithms #learning

2 min read

Kathirvel S

Jan 21

I Visited a 49th Book Fair in Chennai (20.01.2026)

#books #bookfair

1 min read

Kathirvel S

Jan 8

What Is WordPress? Why It’s Popular and How It Actually Works

#wordpress #webdev #learning #developers

2 min read

Kathirvel S

Jan 7

Windows vs Linux - Which Operating System Should You Choose?

#microsoftgraph #linux #opensource #softwaredevelopment

2 min read

Kathirvel S

Jan 6

CSS Basics - Inline, Internal, and External CSS Explained

#webdev #html #css

2 min read

Kathirvel S

Jan 5

Frequently Used HTML Tags <> </>

#beginners #html #webdev

1 min read

Kathirvel S

Jan 3

Details on Git and Gitlab

#git #gitlab #webdev

3 min read

Kathirvel S

Jan 2

Beginning with HTML(Markup language)

2 min read

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Kathirvel S

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1 Week Community Wellness Streak

Currently learning

I Built a Simple Todo App (and Learned More Than I Expected!)

Want to connect with Kathirvel S?

Why Is Google Called Google? The Surprising True Story Explained - (Sparked by a Last Notebook Page)

Stop Messing With APIs: How fetch() and .json() Actually Work

JavaScript Promises: Transform Your Async Code from Messy to Clean

Stop Misreading JavaScript: The Truth About Single Thread, Sync, and Async

JavaScript Closures Explained Simply

JavaScript Dates Finally Make Sense (Here’s How)

Mastering createElement in JavaScript (In a Way That Actually Sticks)

Are You Addicted to Notifications? The Tech Behind It

DOM in JavaScript — What Actually Happens When Your Code Runs

JavaScript Constructor Functions (Stop Copy-Pasting Objects)

Most Developers Use URLs Daily — But Few Can Explain This

Avoid Writting Messy JavaScript: Learn Object Destructuring Today

JavaScript Secrets: undefined vs Missing Property & { } + [ ] Quirks Explained

Array Destructuring in JavaScript

How JavaScript Really Runs Behind the Scenes

JavaScript Objects Basics Explained

Every Developer’s Nightmare: Decoding 404, 403, 500, and Other HTTP Mysteries

Why typeof( [ ] ) Returns "object" in JavaScript

Array Iteration Methods in JavaScript (Explained with Examples)

Why Keyboards Are Not in Alphabetical Order (And Why That’s Actually Brilliant)

How Computers Actually Run Using 0 and 1 (Binary Explained Simply)

Arrays in JavaScript for Beginners

Dive into JavaScript Functions(Basics only)

JavaScript Basics: Ternary Operator, Truthy/Falsy, and Switch Case

Ever Wondered Why the Power Button Looks Like - “0” and “1”?

I Visited a 49th Book Fair in Chennai (20.01.2026)

What Is WordPress? Why It’s Popular and How It Actually Works

Windows vs Linux - Which Operating System Should You Choose?

CSS Basics - Inline, Internal, and External CSS Explained

Frequently Used HTML Tags <> </>

Details on Git and Gitlab

Beginning with HTML(Markup language)