By carefully observing, you will find that some websites start with http, while others start with https. Why is there such a difference? What are the distinctions between the two? The internet police will explain: HTTP, also known as Hypertext Transfer Protocol, is a protocol we use daily for browsing the web. It is a … Read more
Every time you open a webpage, many URLs start with “http”, for example: “http://www.snooker.org/”, “http://www.juxingzaixian.com/pc/” However, sometimes when you access high-security websites such as banks, the prefix changes to “https”, for example: https://apply.mcard.boc.cn/apply/pc/index What do these two prefixes mean? What is their purpose? Many users may not be aware of this. Let me explain it … Read more
I remember the first time I learned about the global Internet, I wondered what it was really like. When people told me there was a computer network covering almost all of the United States and many places around the world, the first image that came to my mind was a thick cable running along telephone … Read more
Key Knowledge Points in Chapter One: Understand the characteristics, classifications, development, and applications of embedded systems, and familiarize yourself with the logical components of embedded systems. Understand the main types of embedded processing chips, be familiar with the SoC development process, and understand the significance of IP cores. Be familiar with the encoding of Chinese … Read more
To better explain this abstract topic, we will analyze the same issue from different perspectives. Remember the story of the blind men and the elephant? Some say the elephant is like a large tree, while others say it resembles a fan. These views are certainly one-sided, but if we gather all these perspectives, we can … Read more