C Language Interview: Signal Handling and Inter-Process Communication In modern operating systems, inter-process communication (IPC) and signal handling are two very important concepts. In C language interviews, examiners often focus on these two topics as they involve crucial aspects of system programming. This article will detail the basic concepts of signal handling and inter-process communication, … Read more
C Language Code Analysis Tool: Using SonarQube In modern software development, code quality is one of the critical factors for ensuring project success. To help developers improve code quality, SonarQube is widely used as a powerful static code analysis tool. This article will detail how to use SonarQube for code analysis in C language projects. … Read more
In embedded development, struct encapsulation function pointers are powerful tools for improving code quality, but a flawed design can lead to disaster. This article guides you through correcting typical error cases and mastering engineering-level implementation solutions. 1. Analysis of Typical Error Cases The code provided by the developer has three fatal issues: // Problematic code … Read more
Storage Classes in C: auto, extern, and static In C, the storage class of a variable determines its lifecycle, visibility, and initial value. In this article, we will delve into three main storage classes: <span>auto</span>, <span>extern</span>, and <span>static</span>. We will illustrate the characteristics and usage of each storage class through code examples. 1. <span>auto</span> Definition … Read more
Dynamic Memory Allocation in C: malloc and free In C programming, dynamic memory allocation is an important concept. It allows programs to request and release memory as needed during runtime. <span>malloc</span> and <span>free</span> are the two most commonly used functions for dynamic memory management. In this article, we will provide a detailed introduction to the … Read more
Analysis of Experiment Problems and Problem-Solving Ideas In the process of learning C language, experiment problems are an important part of assessing the mastery of theoretical knowledge. I bring you a C language final experiment problem-solving guide to help you navigate through the experiments with ease. Let’s look at the first problem: Sorting Character Arrays. … Read more
Implementing a Simple Text Editor in C Language In this article, we will implement a simple text editor using the C language. This editor will be able to read, display, and save text files, making it suitable for beginners to understand basic file operations and string handling. Requirements Analysis We aim to implement the following … Read more
Conditional Compilation in C: Flexibly Control Your Code In C, conditional compilation is a powerful and flexible tool that allows programmers to selectively compile code based on specific conditions. This technique is commonly used in scenarios such as debugging, version control, or platform adaptation. This article will provide a detailed introduction to conditional compilation in … Read more
Implementing a Scientific Calculator in C Language Introduction In daily programming, a simple calculator can perform basic operations such as addition, subtraction, multiplication, and division, while a scientific calculator can execute more complex mathematical operations, such as trigonometric functions and logarithms. This article will guide you on how to implement a simple scientific calculator using … Read more
Structures in C Language: Definition and Usage In the C language, a structure (struct) is a user-defined data type that allows the combination of different types of data into a single entity. Structures can enhance the readability and maintainability of code, enabling us to organize data in a more logical manner. This article will provide … Read more