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ZZyVOPzyvop.hashnode.dev1d ago · 10 min read

What Actually Happens When You Hit Enter: TCP/IP, DNS, and HTTP From First Principles

You type reddit.com into your browser and press Enter. Half a second later, a page appears. Inside that half second, your computer asked a global, decentralized phone book for an address, negotiated a

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JSJayesh Sojitrajayesh-sojitra.hashnode.devSep 7 · 4 min read

7 Ways to Speed Up Your React App

Performance work on a React app tends to start with the flashiest-sounding optimization (memoization) instead of the ones that usually have the biggest actual impact. Here's a more accurate priority o

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DHDan Hollorangrimicorn.hashnode.devAug 10 · 4 min read

The Long Animation Frames API: Find What Actually Broke Your INP

Your real user monitoring dashboard says the 75th percentile INP on your product page is 412ms. You open DevTools, click the same button forty times, and every interaction comes back at 60ms. Nothing

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ADAritra Dasartclick.hashnode.devAug 5 · 10 min read

How to Improve Website Performance Without Sacrificing Design

There's a myth floating around every design review and dev standup: that you have to choose between a beautiful website and a fast one. Product wants the parallax hero. Design wants the custom typefac

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ASAnik Sikderaniksikder.hashnode.devAug 1 · 8 min read

Multiplexing vs Connection Pooling: Why HTTP/2 Changed Everything

In the previous articles of this series, we explored a recurring theme: Every generation of web infrastructure solved one bottleneck only to expose another. HTTP/1.0 suffered from connection setup ov

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MMMostafa Mahmoudbuildwithmostafa.hashnode.devJul 20 · 31 min read

HTTP That Never Ends: SSE in Production

بِسْمِ اللَّهِ الرَّحْمَٰنِ الرَّحِيمِ In the name of Allah, the Most Gracious, the Most Merciful. Take a standard HTTP request-response, never finish writing the response, and you get an endless s

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PPPrajapati Pareshsmarttechdevs.hashnode.devJul 20 · 2 min read

Breaking the Chain: Eliminating Data Waterfalls in Next.js ⚡

The Performance Killer In modern web applications, waterfalls are the #1 performance killer. A waterfall occurs when sequential network requests are chained together unnecessarily; each sequential awa

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FGFabio Ghidinisonarops.hashnode.devJun 24 · 2 min read

Your monitor says 800ms. Which 800ms?

Most uptime checks give you one number: response time, 812ms, green. Useful until it isn't. When that number doubles, "812ms → 1.6s" tells you something is wrong but not where — and "where" is the who

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PPPrajapati Pareshsmarttechdevs.hashnode.devJun 9 · 4 min read

OffscreenCanvas & Web Workers in React

The Interactive Dashboard Bottleneck Modern enterprise platforms at Smart Tech Devs demand high-density data visualizations. We build tracking spaces containing high-frequency financial charts, real-t

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KSKishan Savaliyahire-best-magento-hyva-developer.hashnode.devMay 27 · 4 min read

How 77% of a Magento Store's Traffic Turned Out to Be Bots — and the nginx Fix That Stopped It

A store owner pinged me with a worrying screenshot: Google Analytics showed a sudden spike of "active users," almost all from a single country. Their first guess was a viral moment. It wasn't. It was

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#webperformance

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#webperformance

Explore Hashnode

Trending tags this week

What Actually Happens When You Hit Enter: TCP/IP, DNS, and HTTP From First Principles

7 Ways to Speed Up Your React App

The Long Animation Frames API: Find What Actually Broke Your INP

How to Improve Website Performance Without Sacrificing Design

Multiplexing vs Connection Pooling: Why HTTP/2 Changed Everything

HTTP That Never Ends: SSE in Production

Breaking the Chain: Eliminating Data Waterfalls in Next.js ⚡

Your monitor says 800ms. Which 800ms?

OffscreenCanvas & Web Workers in React

How 77% of a Magento Store's Traffic Turned Out to Be Bots — and the nginx Fix That Stopped It