Ansible Playbook Ansible Playbooks use YAML format and have strict indentation requirements. A playbook consists of multiple plays. Playbook Example — – name: init # Define the name of the Playbook hosts: all # Define the range of managed hosts tasks: # Define the tasks to be executed, each – corresponds to one task (a … Read more
Author：Hong1 Link：https://juejin.cn/post/7381456484427628570 In front-end development, handling HTTP requests is a common and important task. JavaScript provides several ways to send network requests, with the two most popular methods being the Fetch API and Axios. Although both can accomplish the same task of sending requests from the client to the server and receiving responses, they each … Read more
HTTP status codes are the core feedback mechanism in client-server communication, appearing as three-digit numbers in the HTTP response headers, revealing the result of the request processing. Understanding these status codes is crucial for developers during debugging, operations troubleshooting, or API design. This article systematically analyzes common HTTP status codes and their application scenarios, helping … Read more
01 Introduction to Fault Injection Methods In critical scenarios related to functional safety, intensive testing activities are essential to ensure that new systems and built-in fault tolerance mechanisms operate as expected. Ensuring that the system operates normally in the event of a failure (Fail Operational) is a more complex issue than traditional testing content. The … Read more
Click the above“blue text” to follow us Middleware Design Patterns in Go: 8 Common Interception Techniques for HTTP Request Handling “Boss, we have repeated the login validation logic in our system over a dozen times, and the code is everywhere!” Little Wang, who just joined a few days ago, ran over with a frown and … Read more
In the vast field of programming, the C language is renowned for its efficiency, flexibility, and proximity to hardware. As one of the introductory programming languages, C provides a solid foundation for understanding the basic concepts of computer science. Implementing a simple calculator program is a classic case in learning C, as it helps us … Read more
Source: https://www.cnblogs.com/clover-toeic/p/3919857.html Introduction This article summarizes the main error handling methods in embedded C programming. The code execution environment involved in this article is as follows: 1. Error Concepts 1.1 Error Classification In terms of severity, program errors can be classified into fatal and non-fatal errors. For fatal errors, recovery actions cannot be executed; at … Read more
Common Issues in Socket Communication with C Language In network programming, Socket communication is a fundamental and crucial aspect. Although C language provides a rich library for handling network communication, beginners often encounter various issues. In this article, we will discuss common errors in Socket programming with C language and provide corresponding solutions and code … Read more
The UOS system enters the BusyBox interface due to an abnormal shutdown. When starting the computer, the screen goes black and displays “usbhid 3-4:1.0: couldn’t find an input interrupt endpoint.” It’s quite frustrating…After consulting with official customer service, a solution was provided. I recorded it and am sharing it here for those who encounter the … Read more
Building and Using RESTful APIs with Python Hello everyone, I am Xiao Ai! Today we are going to explore a super useful skill in Python – RESTful API. Simply put, an API acts like a “microphone” between two programs, and a RESTful API is a particularly popular way of communicating. By mastering this, you can … Read more