One memorable instance was a week before the Double Eleven shopping festival when one of our APIs was overwhelmed. At that time, the business logic of the API was quite simple, just calling a few external services to fetch data and then assembling the results. Logically, CPU and memory usage were not high, so the … Read more
Professionals Click the blue text to follow us Today’s article Request headers are key information sent by the client to the server when making a request, used to convey metadata about the request. Common request headers include: Host (target domain name or IP), User-Agent (information about the client and the browser used for access), Content-Length … Read more
This article is sponsored by Yugang Writing Platform with a sponsorship amount of 200 yuan. Original author: Zhu Qiandai. Copyright statement: This article is copyrighted by the WeChat public account Yugang Says. Unauthorized reproduction in any form is prohibited. HTTP is a network application layer protocol that we frequently interact with, and its importance cannot … Read more
Hello everyone! I am your old friend from Python, and today I want to introduce you to a super useful tool—Redis-py, which can make your Python programs fly! In simple terms, Redis is like a super fast database, and Redis-py is the key that allows your Python programs to easily use Redis, just like grabbing … Read more
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
1. Background Introduction With the rapid development of mobile communication technology and intelligent applications, the number of mobile devices and network data traffic has grown exponentially, placing a huge burden on the network and posing significant challenges in meeting user demands. Edge caching technology utilizes edge nodes to bring computing and storage resources closer to … Read more
NO.1 Pi Hole Note: This Pi Hole deployment on OpenWrt was successful, but it failed to work. DNS filtering only works within OpenWrt, and there is no data reflected on other clients. Therefore, after this deployment, the R5C will prioritize resolving the wireless card issue, and other plugins and Docker applications will be postponed. I … Read more