Understanding the Structure of C Programs This article introduces the basic components, format, and good writing style of C language through a simple C program example, providing a preliminary understanding of C language for beginners. Example 1: A C program to calculate the sum of two integers: #include int main() { int a, b, sum; … Read more
Interview questions related to C and C++ are relatively rare compared to those in the Java domain. This article is a valuable summary of C and C++ interview knowledge points. const Function Modifies a variable to indicate that the variable cannot be changed; Modifies a pointer, which can be a pointer to a constant (pointer … Read more
(Add to favorites for Linux enthusiasts to enhance Linux skills) Source: Open Source China Community With the popularity of the sci-fi movie “The Wandering Earth” during the Spring Festival, more and more netizens have developed a strong interest in this film. Especially among developers, the segment of “Twelve Sounds of Spring Festival” in the movie … Read more
(Click the public account above to quickly follow) Author: Blog of the Ordinary Road my.oschina.net/zhoukuo/blog/335788 If you have good articles to submit, please click → here for details 1. Webbench Webbench is a very simple website stress testing tool used under Linux. It uses fork() to simulate multiple clients accessing the specified URL simultaneously, testing … Read more
Exploring the World of Sensors: A Fascinating Journey of Experiments Based on Arduino In today’s rapidly advancing technology, sensors serve as the “tentacles” that perceive the world, widely used across various fields. Are you curious about how these sensors work? Do you want to experience their wonders firsthand? Today, let us use the Arduino development … Read more
Hello everyone, I am Liang Xu. This article is the 5th in the embedded series, and I plan to publish two articles per week in the future. The articles will be organized systematically to facilitate learning and communication. All of Liang Xu’s articles are first published on the website: www.lxlinux.net/e/, feel free to bookmark it. … Read more
When I first started learning C++, I found it quite challenging. The programs I spent a lot of effort writing were either just simple arithmetic calculations or displaying a few numbers and letters in a dark console window. Compared to those cool games and powerful software, they seemed insignificant. At that time, I thought to … Read more
Students, the various operations in C++ are like a magical set of “tools” that allow programs to achieve a wide range of functionalities. Let’s take a look at how these “tools” perform their magic. Arithmetic Operations: The “Magical Arithmetic Class” of Numbers Arithmetic operations are used to handle basic mathematical calculations, just like the addition, … Read more
![C++ Bitwise Operations (Ninety-Three) [Part 1]](https://boardor.com/wp-content/uploads/2025/09/1e90e047-94aa-4154-aa3e-df5c1346921d.jpg)
Long time no see! Due to personal and academic issues, I stopped updating for six months. Today, I will continue to publish articles, and I hope everyone enjoys them.Today, we will learn about: bitwise operations1. Brief Overview of Bitwise OperatorsBitwise operations are a type of operator. When we use a computer, it cannot understand our … Read more
Before We Start: Why Engage with Code? Why Learn Programming? (Not Just to Look Cool) In this digital age, programming is like a “magic wand” of the new era! It not only powers those cool tech gadgets but also quietly infiltrates the corners of our lives. Think about it, mobile apps, websites, games, and even … Read more