As we all know, embedded devices typically have limited storage and resources. This is where BusyBox, a command system for embedded devices, comes into play. BusyBox is characterized by its powerful functionality while occupying a small storage capacity. Today, I will introduce how to download and compile BusyBox for your embedded device. Introduction to BusyBox … Read more
The replacement function of sed is very powerful and is also the most common use of sed. By default, sed does not actually modify the file. If you want to write the modified content back to the file, you need to add the -i option. Command syntax: sed ‘[address range|pattern range] s#[keyword to be replaced]#[replacement … Read more
In a Linux cluster environment, quickly identifying issues and monitoring system performance are core skills for operations personnel. This article compiles 17 high-frequency commands covering system monitoring, process management, resource analysis, and more to assist you in efficient operations. 1. Overall System Monitoring 1. top/htop Real-time view of CPU, memory, and process status, supporting dynamic … 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
Compiled by: Ding Yi, Huang Nian, Ding Xue Proofread by: Xi Xiongfen, Yao Jialing Program Validation: Guo Shuyu ◆ ◆ ◆ Introduction Why call R from Python or Python from R, and why “and” instead of “or”? Among the top ten search results for “R Python” articles on the internet, only two discuss the advantages … Read more
Task: Use commands to complete the following operations 1. Create directories<span>/home/guestuser1/work1</span> and <span>/home/guestuser/work2</span> mkdir /home/guestuser1/work1 /home/guestuser/work2 2. Change the current directory to<span>/home/guestuser/work1</span> cd /home/guestuser/work1 3. Display the current path: pwd 4. Switch to the root directory; cd / 5. Display all contents in the current directory (including hidden files); ls -a # or ll -a … Read more
In Linux system administration and operations, we often need to run various commands and scripts. Some commands generate a large amount of output, while others may frequently report errors, affecting the readability of logs or consuming storage space. Efficiently discarding unnecessary output and error messages is a skill that Linux operations engineers must master. This … Read more
Linux Cloud Computing | Daily Practice | Practical Tools | Career Development In Linux systems, file compression and packaging are essential skills. Whether for saving disk space or facilitating file transfer, mastering these techniques can significantly enhance your efficiency. This article will take you through common compression and packaging formats such as tar, gzip, and … Read more
Mastering Linux Redirection Techniques: The Secret to Doubling Command Line Efficiency Linux Command Line In my 15 years of development career, one tool has always been by my side: the Linux terminal. Among the terminal operations, the technique that has benefited me the most is redirection. This seemingly simple concept actually contains powerful capabilities; mastering … Read more
The following is the method to enable HTTPS management access on the Huawei USG6331E via the command line: 1. Enter system view: In user view, input the command system-view to enter system view. 2. Enter management interface view: Assuming Vlanif1 is used as the management interface, input the command interface Vlanif 1 to enter the … Read more