Linux | Red Hat Certification | IT Technology | Operations Engineer đJoin our technical exchange QQ group with the note ăOfficial Accountă for quicker access 1. What is Linux 1. System Programming & Network Programming: Linux itself provides some APIs for programmers to call to complete more complex programming tasks (such as file operations, multithreading, … Read more
1 Introduction to nr_micro_shell During debugging and maintenance, it is often necessary to interact with microcontrollers to retrieve or set certain parameters or execute specific operations. nr_micro_shell is a basic command line tool designed to meet this need for resource-constrained MCUs. Although the finsh command line interaction tool provided in the RT_Thread component is powerful, … Read more
5 Command History Window The MATLAB command line window provides a very user-friendly interactive feature, allowing users to think and verify in this environment. After completing the design, users can extract verified commands again through MATLAB’s history function. This ability to record commands is accomplished using the corresponding commands in MATLAB’s Command History window. In … Read more
The ping command is one of the most frequently used network commands in Ethernet network basics. Generally, we only use its basic functions. Today, let’s take a detailed look at the 7 basic uses of the ping command. Master these, and you’ll become a pro! 1. Basic of Ping Command 2. Usage of ping -t … Read more
Nowadays, whether in security engineering or weak current engineering, the connection with networks is becoming increasingly close. Among the basic knowledge of networks, the ping command is the most frequently used in projects. Generally, we only use its basic functions. Today, let’s take a detailed look at the 7 basic uses of the Ping command, … Read more
Search on WeChat Technical Training The ping command is the most frequently used network command in projects, and we usually use its basic functions. Today, let’s take a detailed look at the 7 basic uses of the Ping command. 1. Basic of Ping Command 2. Usage of ping -t 3. Usage of ping -a 4. … Read more
Introduction to LUNIX GDB Debugging Today, we will mainly learn about GDB debugging under LUNIX. Generally, in Windows, we are accustomed to various debugging buttons in IDEs, which are indeed very convenient. However, in Linux, there arenât as many IDEs to support our debugging, but Linux does have a powerful command-line debugging tool for C/C++âGDB, … Read more
Application of GDB Tool GDB is a debugging tool for UNIX and UNIX-like systems.. Generally, GDB mainly helps us accomplish the following four functions: 1. Start programs, allowing developers to run programs as desired. 2. Allow the debugged program to stop at specified breakpoints. (Breakpoints can be conditional expressions) 3. When the program is stopped, … Read more
The make command provides the -n parameter for debugging makefiles. When make is run with the -n parameter, it only prints the commands that would be executed, but does not actually execute them. For example, with the following makefile, running make all -n will print the commands to be executed but will not actually execute … Read more
1. Commands for Managing Files and Directories in Linux 1.1 pwd Command The English explanation of this command is print working directory. When you enter the pwd command, Linux will output the current directory. 1.2 cd Command The cd command is used to change the current directory. cd / to switch to the root directory … Read more