@aani691
Learning. Understanding. Sharing.
I’m learning web development and sharing what I understand to help other beginners.
Available for learning, collaboration, and practice projects
Feb 1 · 3 min read · Big picture: how internet comes to our home or office Before learning devices, see full flow. Internet ↓ Modem ↓ Router ↓ Switch ↓ Laptop / Mobile / Server Each device has its own role.Let’s understand one by one. What is a Modem? Mo...
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Feb 1 · 3 min read · What is DNS DNS means Domain Name System.DNS is like phonebook of internet. Humans remember names like: google.com facebook.com But computers understand only numbers like: 142.250.182.14 So DNS job is simple:convert website name into IP address...
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Feb 1 · 3 min read · What is a server and why we talk to it First basic thing.A server is just another computer on internet.This computer stores websites, data, APIs, images, everything. When we open a website in browser, we are actually talking to a server.We send reque...
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Feb 1 · 3 min read · How does a browser know where a website lives? When I type a website like example.com,my browser somehow finds the correct server. But computer does not understand names.Computer understands numbers (IP addresses). So question is:How name becomes num...
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Feb 1 · 3 min read · Why CSS selectors are needed When I write CSS, browser does not know where to apply style.CSS selectors are used to select HTML elements and style them. Without selectors: CSS is useless browser is confused So selector = who should get the style ...
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