Illustration of the HTTP Protocol

1. Technical Foundations and Overview Q: What is HTTP? A: HTTP is a standard TCP for requests and responses between client and server. It is actually built on top of TCP. When we open the Baidu webpage, it looks like this: https://www.baidu.com The extra ‘S’ actually stands for TLS/SSL. We won’t explain that here, so … Read more

HTTP Status Codes of Interest to Google (and Those to Ignore)

The Google Search Relations team recently shared insights on how search engines handle HTTP status codes in the “Search Off the Record” podcast. Gary Illyes and Martin Splitt from Google discussed several categories of status codes that are often misunderstood by SEO professionals. How Google Views Certain HTTP Status Codes While the podcast did not … Read more

The Origins and Development of Four Network Protocols: HTTP, HTTP2.0, SPDY, HTTPS

✦ ✦ ✦ ✦ ✦ ✦ ✦ ✦ As a programmer who frequently interacts with the web, understanding these protocols is essential. This article will introduce the differences and basic concepts of these protocols. It may not be limited to frontend knowledge but also includes some operational and protocol-related knowledge, hoping to provide readers with … Read more

HTTP Debugging Tool: Earth-Restful-Helper

The plugin is currently not available on the JetBrains marketplace, but access will gradually be opened. Please leave a message if you need it. Earth-Restful-Helper Main Features Supports the entire JetBrains family, with special support for automatic interface recognition and code tagging in IDEA. 🚀 Quick Debugging: Identifies Jax-rs and Spring style interfaces for rapid … Read more

MCP: The HTTP or USB-C for AI?

Welcome to the reading! 👏 The Model Context Protocol (MCP) has recently gained significant attention. MCP is an open standard designed to help AI applications—especially large language models (LLMs)—connect more easily to external data sources and tools. This article will clearly outline some key points about MCP. Why was MCP created? In traditional scenarios, connecting … Read more

Forest: A Minimalist Declarative HTTP Calling Framework for Elegant Java Requests

In the era of microservices, HTTP calls are as ubiquitous as air. Writing HTTP requests the traditional way? The overwhelming presence of try-catch, HttpClient configurations, and JSON parsing code can be suffocating. Today, let me introduce you to a declarative HTTP framework—Forest, which liberates your hands in the most elegant way! 1. What is Forest? … Read more

Complete Guide to Network Protocols: In-Depth Conversations from HTTP Long and Short Connections to TCP-UDP

🌐 Complete Guide to Network Protocols: In-Depth Conversations from HTTP Long and Short Connections to TCP-UDP This article adopts a conversational format, through the Q&A of Xiao Li and Xiao Wang, to explain core concepts such as network protocols and long/short connections in a simple and accessible manner, helping readers establish a complete knowledge system … Read more

What is the HTTP Status of Error Code 403?

Click to follow our public account The HTTP error code 403 corresponds to the HTTP status “Forbidden”. This indicates that the server has understood the client’s request but refuses to fulfill it. The server explicitly prohibits the client from accessing the requested resource, usually not due to an error in the client’s request (unlike a … Read more