1. Common Linux Commands and Their Meanings pwd: print work directory, prints the current directory and displays the absolute path of the current working directory. ps: process status, similar to the Windows Task Manager, commonly used parameters -auxf, ps -auxf are used to display process status. df: disk free, displays information about available disk space … Read more
Source：https://blog.csdn.net/zh8706/article/details/97370491 This article organizes some basic skills for beginners in embedded development, based on past engineering experience, suitable for those who have not previously engaged in embedded development. The embedded development process generally follows these steps: first, install an Ubuntu virtual machine on a Windows PC to set up the embedded development environment and cross-compilation … Read more
Today, I would like to introduce some commonly used commands for viewing file contents that I often use, hoping they will be helpful to everyone. 1. head Command The head command is used to read the first ten lines of a given filename. The basic syntax of the head command is: head [options] [file(s)] For … Read more
(Click the public account above to quickly follow) Source: Wu Qin (Tyler) Link: http://www.cnblogs.com/skynet/archive/2010/12/25/1916873.html Working in Linux, some commands can greatly improve efficiency. This article introduces the find and grep commands, which are essential Linux commands that I use almost every day. The structure of this article is as follows: find command General form of … Read more
The following is a complete reference manual for 100 high-frequency Linux commands, categorized with command names, function descriptions, common parameters, and typical use cases: 1. File and Directory Operations (15 commands) Command Function Description Parameter Examples Typical Use Case <span><span>ls</span></span> List directory contents <span><span>-l for detailed information </span></span><code><span><span>-a</span></span>Show hidden files <span><span>ls -la /etc</span></span> <span><span>cd</span></span> Change … Read more
File Search Commands: 1. find directory -name “filename“ – Search for files by name 2. find directory -type f -name “*.txt” – Find specific type of files 3. grep “text” filename – Search for text in a file 4. grep -r “text” directory – Recursively search for text in a directory 5. locate filename – … Read more
Introduction to sed sed is short for Stream Editor, also known as a stream editor. sed works like an assembly line in a workshop, where the characters to be processed are the raw materials on the assembly line, and after processing by sed, they become the finished goods. sed is mainly used in the following … Read more
1、ls command is an abbreviation for list. The ls command can be used not only to view the files contained in a linux directory but also to check file permissions (including directory, folder, and file permissions) and to view directory information, etc. Common parameter combinations: ls -a lists all files in the directory, including hidden … Read more
Commands to Configure System Process Threads to Specific CPUs # View the CPU core bound to the current process, dynamically modify during process execution taskset -p pid # Specify which CPU IDs the current process can use, use during command execution taskset -c 0,1 cmd # View the correspondence between system CPUs (logical cores) and … Read more