Why Convert Files to Base64 for Upload?

1 Introduction Recently, I encountered a situation in development where file uploads were done using Base64 encoding. I remember when I first learned about HTTP file uploads, they were done by directly uploading binary files with a content-type of multipart/form-data. We know that all transmissions over the network ultimately transmit binary streams, so there is … Read more

Common HTTP Status Codes

Original link: https://mp.weixin.qq.com/s/AjHc5AQeH9LFQ-zYhrEV7g 1. What is an HTTP Status Code? A status code is a parameter that describes the result of a request sent by the client to the server. With HTTP status codes, users can know whether the request was processed normally or if an error occurred. Status codes consist of a 3-digit number … Read more

Introduction to Python Web Scraping: HTTP Protocol and Chrome DevTools

Follow the “Python Column” public account below and reply with the keyword「environment」to download the Python software and environment configuration prepared for you by Xiao Qian. Recommended Reading:Introduction to Python Web Scraping: Getting Started with Web Scraping Learning knowledge is like building a house; without a good foundation, the house cannot withstand the wind and rain. … Read more

Essential for SEO: A Comprehensive Guide to HTTP Status Codes

One of the most critical evaluations in SEO optimization is determining which HTTP status codes exist on a website. These codes can become quite complex, presenting challenges that must be resolved before other tasks can be completed. For example, if a page you placed shows a 404, you should check the server logs for errors … Read more

Understanding HTTPS: A Comprehensive Guide

Before discussing HTTPS, let’s first talk about what HTTP is. HTTP is a protocol that we use when browsing the web. The data transmitted using the HTTP protocol is unencrypted, meaning it is in plain text, making it very insecure to transmit private information using HTTP. To ensure that this private data can be transmitted … Read more

Detailed Explanation of HTTP Protocol

1. Introduction 1. Origin Today, our ability to navigate the web is thanks to the vision of a computer scientist, Tim Berners-Lee. On August 6, 1991, Tim Berners-Lee officially launched the world’s first website (http://info.cern.ch) on a NeXT computer at the European Organization for Nuclear Research (CERN), establishing the basic concepts and technical framework of … Read more

Why Is HTTP Caching Designed This Way?

As a front-end developer, caching is a concept we encounter daily; it’s a common interview question and frequently comes up in our work. While most of us are familiar with caching headers, have we ever thought about why HTTP’s caching control is designed this way? First, why have caching? The code and resources on a … Read more

What Is IoT? A Complete Analysis

Introduction The interconnection of computers has led to the internet, allowing people to access various shared information online. The development of wireless communication technology and the convenience of smartphones have formed the mobile internet. The connectivity of networks extends beyond computers and smartphones, connecting an increasing number of devices to the internet, enabling people to … Read more

VI-grade AutoHawk: HiL Simulation Solution for Automotive Applications

With the development of vehicles equipped with Advanced Driver Assistance Systems (ADAS) and advanced chassis electronic control functions, the importance of Hardware-in-the-Loop (HiL) testing is growing. HiL solutions can efficiently validate vehicle electronic control units at a low cost. In this free 60-minute webinar, VI-grade’s technical experts will explain how the AutoHawk product (a HiL … Read more