The Journey of a Web Page: From Request to Render by Brij

 Referred Link - https://www.linkedin.com/posts/brijpandeyji_the-journey-of-a-web-page-from-request-to-activity-7185350123529342976-Oy8T/

The Journey of a Web Page: From Request to Render

𝗬𝗼𝘂𝗿 𝗕𝗿𝗼𝘄𝘀𝗲𝗿'𝘀 𝗥𝗼𝗹𝗲:
1. 𝗘𝘀𝘁𝗮𝗯𝗹𝗶𝘀𝗵𝗶𝗻𝗴 𝗮 𝗖𝗼𝗻𝗻𝗲𝗰𝘁𝗶𝗼𝗻: Your browser initiates communication by sending a connection request to the website's server.
2. 𝗥𝗲𝗾𝘂𝗲𝘀𝘁𝗶𝗻𝗴 𝘁𝗵𝗲 𝗣𝗮𝗴𝗲: Once connected, your browser sends an HTTP request for the specific page you want to access.
3. 𝗣𝗿𝗲𝗽𝗮𝗿𝗶𝗻𝗴 𝘁𝗼 𝗥𝗲𝗻𝗱𝗲𝗿: The browser's engine prepares to process the incoming data and manage the page loading.

𝗟𝗼𝗰𝗮𝘁𝗶𝗻𝗴 𝘁𝗵𝗲 𝗪𝗲𝗯𝘀𝗶𝘁𝗲:
1. 𝗦𝘁𝗮𝗿𝘁𝗶𝗻𝗴 𝘁𝗵𝗲 𝗦𝗲𝗮𝗿𝗰𝗵: The browser begins its search for the website at the domain name system (DNS) level.
2. 𝗡𝗮𝗿𝗿𝗼𝘄𝗶𝗻𝗴 𝘁𝗵𝗲 𝗦𝗰𝗼𝗽𝗲: The search narrows down to the specific DNS record containing the website's name.
3. 𝗥𝗲𝘁𝗿𝗶𝗲𝘃𝗶𝗻𝗴 𝘁𝗵𝗲 𝗔𝗱𝗱𝗿𝗲𝘀𝘀: The browser retrieves the website's IP address, enabling a direct request.

𝗧𝗵𝗲 𝗪𝗲𝗯𝘀𝗶𝘁𝗲'𝘀 𝗥𝗲𝘀𝗽𝗼𝗻𝘀𝗲:
1. 𝗦𝘁𝗮𝘁𝘂𝘀 𝗨𝗽𝗱𝗮𝘁𝗲𝘀: The website responds with status codes, providing updates on the request's progress:
- 1xx: Preparation stages
- 2xx: Success! The page is being sent
- 3xx: Redirection to another URL
- 4xx: Client-side error (e.g., 404 Not Found)
- 5xx: Server-side error

𝗕𝘂𝗶𝗹𝗱𝗶𝗻𝗴 𝘁𝗵𝗲 𝗪𝗲𝗯 𝗣𝗮𝗴𝗲:
1. 𝗦𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗮𝗹 𝗙𝗼𝘂𝗻𝗱𝗮𝘁𝗶𝗼𝗻: The browser starts by processing the HTML code to establish the page's basic structure.
2. 𝗩𝗶𝘀𝘂𝗮𝗹 𝗦𝘁𝘆𝗹𝗶𝗻𝗴: Next, it interprets the CSS code, which determines the page's appearance.
3. 𝗖𝗼𝗻𝘁𝗲𝗻𝘁 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻: The browser combines HTML, CSS, and JavaScript (for interactivity) to fully assemble the page.
4. 𝗙𝗶𝗻𝗮𝗹 𝗥𝗲𝗻𝗱𝗲𝗿𝗶𝗻𝗴: Lastly, it calculates the layout and renders the page on your screen.

This simplified overview captures the essence of web page loading, a complex process we often take for granted.

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#WebPageJourney