Krishna Kant Singh

@devkkxingh

Agra, Uttar Pradesh

Joined 2 months ago

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Krishna Kant Singh

#HTML

@devkkxingh•

Optimize the HTML CRP (Critical Rendering Path)

The Critical Rendering Path is how browsers convert HTML, CSS, and JS into pixels on the screen.

To speed up page load, we need to minimize render-blocking resources and prioritize above-the-fold content.

Here's a basic HTML snippet that follows CRP best practices:

HTML
1<!DOCTYPE html>
2<html lang="en">
3<head>
4  <meta charset="UTF-8" />
5  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
6
7  <!-- Critical CSS inline to speed up first paint -->
8  <style>
9    body { font-family: sans-serif; margin: 0; }
10    header { background: #222; color: white; padding: 1rem; }
11  </style>
12
13  <!-- Non-critical CSS loaded asynchronously -->
14  <link rel="stylesheet" href="styles.css" media="print" onload="this.media='all'" />
15  <noscript><link rel="stylesheet" href="styles.css" /></noscript>
16
17  <!-- JS deferred to not block rendering -->
18  <script defer src="main.js"></script>
19
20  <title>Fast Page</title>
21</head>
22<body>
23  <header>🚀 Fast & Optimized</header>
24  <main...

13 views

Krishna Kant Singh

#UI/UX

@devkkxingh•

The Psychology of White Space: Why Less Really Is More in Interface Design

Most designers know white space is important, but few understand the psychological mechanics behind why it works so effectively. After analyzing user behavior across hundreds of interfaces, I've discovered that strategic white space manipulation can increase user task completion rates by up to 47%.

The Cognitive Load Problem Every element on your interface demands mental processing power from users. When you cram multiple elements together, you're essentially asking users to perform cognitive multitasking, which research shows reduces efficiency by 25-50%. White space acts as a mental buffer, giving users' brains time to process information in digestible chunks.

The 8-Point Grid System That Actually Works Forget arbitrary spacing. Use multiples of 8 pixels for all margins, padding, and element spacing. This creates visual rhythm that users subconsciously recognize as organized and trustworthy. Start with 8px for tight spacing, 16px for comfortable breathing room, 24px for sec...

17 views

Krishna Kant Singh

#DSA

@devkkxingh•

🚀 JavaScript DSA Patterns - Your Coding Interview Cheat Sheet

Stop memorizing algorithms! Learn the 7 most important patterns that solve 90% of coding interview problems. Simple explanations, clean code, real examples.

🎯 Two Pointers - The Swiss Army Knife

When to use: Sorted arrays, finding pairs, palindromes

The Magic Formula:

JAVASCRIPT
1// Pattern: Start from both ends, move towards center
2let left = 0;
3let right = array.length - 1;
4
5while (left < right) {
6    // Do something with array[left] and array[right]
7    if (condition) {
8        left++;
9    } else {
10        right--;
11    }
12}

Real Example: Two Sum (Sorted Array)

JAVASCRIPT
1function twoSum(nums, target) {
2    let left = 0;
3    let right = nums.length...

61 views

Krishna Kant Singh

#NextJS

@devkkxingh•

🚀 Next.js 15: Revolutionary Features & Performance Upgrades

Next.js 15 brings groundbreaking improvements to React development with enhanced performance, better developer experience, and cutting-edge features that make building modern web applications faster and more efficient than ever.

🎯 Key Features

React 19 Support

Next.js 15 is built on React 19, bringing you the latest React features inc...

14 views

Krishna Kant Singh

#JavaScript

@devkkxingh•

JavaScript: The Multiverse of Madness

JavaScript is the kind of language that lets you build billion-dollar apps
and also lets this happen:

JAVASCRIPT
1// What even is this?
2[] + []             // ""
3[] + {}             // "[object Object]"
4{} + []             // 0 (wait, what?)
5{} + {}             // "[object Object][object Object]"
6
7// This one's my favorite
8true + true + true === 3 // true
9
10// Type coercion going absolutely feral
11"5" - 1             // 4
12"5" + 1             // "51"
13"five" * 2          // NaN
14null + 1            // 1
15undefined + 1       // NaN
16
17// Oh, and this
18NaN === NaN         // false 🤯

JavaScript lets [] == false return true

typeof NaN is "number" — makes total sense

coercion is not a quirk, it’s a philosophy

Boolean([]) is true but [] == false is also true

console.log("hi"} is your new best friend

😵 Final Words: JavaScript is not just a language — it’s a multiverse of madness with a runtime.

Use it responsibly. Or don’t. It’ll still run 😂

54 views