Learning technology requires a deep inquiry and tracing back to the source. For readers learning Linux C++, Makefile and gdb are essential!1.Why use Makefile for compiling multiple .C files?(1) Generally, when we develop a project, we create a project structure with many directories, each containing multiple .C files, which necessitates combined compilation.(2) If we compile … Read more
Build Tools: Writing and Using Makefile in C Language In software development, build tools are an indispensable part. For C language developers, Makefile is a widely used build tool that simplifies the process of compilation and linking. This article will provide a detailed introduction for basic users on how to write and use Makefile. What … Read more
From WeChat Official Account: One Linux Introduction to Make: Make is an engineering manager, which, as the name suggests, is used to manage a large number of files. The Make engineering manager is essentially an “automatic compilation manager“. The term “automatic” refers to its ability to automatically discover updated files based on file timestamps, thereby … Read more
Understanding Makefile Recently, I have been looking at some content related to network programming, where the project directory and the contents of the <span>makefile</span> are as follows: server: g++ server.cpp -o server && g++ client.cpp -o client Since I did not understand the meaning of this, I was wondering why the <span>server</span> is needed. I … Read more
Compiler Optimization Options: Analyzing GCC Optimization Parameters in C Language In C language development, the choice and use of the compiler are crucial. GCC (GNU Compiler Collection) is one of the most commonly used open-source compilers, providing a range of optimization options to improve the execution efficiency of generated code and reduce compilation time. This … Read more
This error indicates that the system cannot recognize the gcc command, which is usually due to the GCC compiler not being installed or not being added to the system PATH environment variable. Here are the solutions: ### 1. Install MinGW-w64 (GCC environment for Windows) “`bash # 1. Download the MinGW-w64 installer # Visit https://winlibs.com/ to … Read more
Today, we will learn what a BSP engineer is. Embedded Systems To understand what an embedded software engineer is, we first need to discuss embedded systems (embedded devices). According to Wikipedia, an embedded system is defined as follows: An embedded system is a computer system that is embedded within a mechanical or electrical system, designed … Read more
PLC Communication Driver: Custom Communication Library Development for Easy Integration of Special Devices! 🔥 The Fatal Flaw of Traditional Communication Methods: Why Can’t Your PLC Connect to Special Devices? Is your PLC often helpless due to incompatible communication protocols? Are you forced to replace hardware due to a lack of flexible communication drivers? Traditional communication … Read more
Hello, I am Lao Wu, continuing to document my learning insights. 1. Tips for Staying Focused Do the most important tasks in the morning. Stay in a distraction-free environment, such as a library. It’s completely normal to feel a bit of negativity before you start working. Make “happy moments” a part of your plan. Have … Read more
The concept of a stack in assembly language is not easy to understand. In the previous article, the usage of the stack was introduced, and in this article, I will briefly discuss my understanding of the role of the stack. In life, a stack can be likened to a temporary residence for travelers. In assembly … Read more