In C, the atoi function is a commonly used function for converting strings to integers. This function is particularly useful when handling string input, especially when it is necessary to convert user-inputted numeric strings to integer types. This article will provide a detailed explanation of the usage of the atoi function to help readers better … Read more
Click the above“Embedded and Linux Matters” Select“Top/Star Public Account” Welfare and valuable content delivered promptly Defensive Programming The reliability of embedded products is naturally inseparable from hardware, but when the hardware is determined and there is no third-party testing, code written with the idea of defensive programming often has higher stability. Defensive programming first requires … Read more
In the previous article, “30-Day Challenge: Linux Server Program Development: Starting from Sockets,” we implemented a client that initiates a socket connection and a server that accepts a socket connection. However, for functions like socket, bind, listen, accept, and connect, we assume the program runs perfectly without any exceptions, which is clearly impossible. No matter … Read more
Recently, I have seen many articles analyzing Oops, and on a whim, I would like to discuss Oops in conjunction with Panic. In the Linux system, Oops (commonly referred to as Kernel Oops) is an error reporting mechanism triggered when the kernel encounters an error that it cannot handle normally (such as null pointer dereference, … Read more
A teaching project, a simple HTTP server implemented in C language. github.com/mustafa-khann/http-server The project will be built from scratch, aiming to understand the principles of web servers and the HTTP protocol. Currently still in serialization, ✨ The first phase aims to implement: Single-threaded HTTP/1.1 server – handling one request at a time Support for GET … Read more
In the field of industrial automation, the MODBUS TCP protocol is widely popular due to its simplicity and broad applications. However, some issues are inevitable during its use. Today, we have compiled some common questions to assist you in your debugging and usage! 🚀1. What is MODBUS TCP?MODBUS TCP is a communication protocol based on … Read more
Error handling is a crucial part of programming. Although the C language does not have a built-in exception handling mechanism, we can still implement effective error management through various methods. This article will detail error handling in C and common practices, providing code examples to aid understanding. 1. Types of Errors In C, there are … Read more
File Operation Standards in C Language: Safety and Efficiency In the C language, file operations are a very important topic. Whether it is reading data, writing logs, or handling configuration files, mastering the basic standards of file operations is crucial for writing safe and efficient programs. This article will detail file operations in C, including … Read more
Function Design Specifications in C Language: Parameters and Return Values In C programming, functions are an important component for organizing code. Proper function design can not only improve the readability and maintainability of the code but also enhance the flexibility and reusability of the program. This article will detail the design specifications for function parameters … Read more
In .NET development, calling third-party HTTP APIs is a common task. However, in practical applications, we often encounter issues such as request timeouts or connection disconnections. These problems can arise from various reasons, such as network latency, slow server responses, or unreasonable client timeout settings. This article will delve into the causes of these issues … Read more