Linux | Red Hat Certified | IT Technology | Operations Engineer đ Join the technical exchange QQ group of 1000 people, note ăWeChat Official Accountă for faster approval Essential 60 Practical Linux Commands Revealed (Part 1) 31. awkďźA text processing tool for text manipulation and data extraction awk '{print $1}' file_name # Extract the first … Read more
Although most of my work is related to networking, I also deal with Linux systems, especially after using Mac, where I work daily in a command-line environment with a black background. My memory is not very good, and I can’t remember many useful Linux commands. Therefore, I am gradually summarizing them for future reference. Basic … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer đJoin our technical exchange QQ group with the note ăOfficial Accountă for faster access Components of the Disk Our disk is the only mechanical device in our computer (some older computers), and it is also a peripheral. Our computers are called electronic computers, which … Read more
The Linux system generally has four main parts: Kernel, shell, file system, and applications. The kernel, shell, and file system together form the basic operating system structure, allowing users to run programs, manage files, and use the system. A part of the hierarchy is shown in Figure 1-1. 1. Linux Kernel The kernel is the … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer đ Join the technical exchange QQ group with 1000 members. Note ăOfficial Accountă for quicker approval. 1. In-Depth Understanding of Basic Process Concepts Textbook Concept: An execution instance of a program, a program that is currently executing, etc. Kernel Perspective: An entity responsible for … Read more
How to set the Linux system interface to Chinese. Since there are many branches of Linux systems, some are relatively easy, while others are more complex. This time, I took some time to record videos on how to change the interface of several mainstream operating systems from English to Chinese and share them with everyone. … Read more
Linux servers in a normal operating environment require precision, stability, efficiency, and security, and there are many tips for optimization. This article shares nine experiences for optimizing Linux servers, covering email servers, web servers, network configuration, memory management, and more. 1 Time Synchronization Servers in a normal operating environment require precise time. My email server’s … Read more
Editor’s Recommendation Linux commands are used to manage the Linux system. In the Linux system, everything from the central processing unit, memory, disk drives, keyboard, mouse, to users is treated as files. The commands for managing the Linux system are the core of its normal operation. One important point to note is that unlike DOS … Read more
Linux | Red Hat Certified | IT Technology | Operations Engineer đ Join the technical exchange QQ group of 1000 people Note ăPublic Accountă for faster approval In Linux, there are various methods to create files. Here are some common methods: 1. touch Command touch filename is used to create an empty file. If the … Read more
Click the blue text above to follow us Resource Sharing Linux Beginner to Advanced Practical Course â Scan to watch the video â 1. cat displays file content starting from the first line Syntax: cat [-AbEnTv] Option -A: Equivalent to the combined option -vET, can list some special characters instead of just blanks; -b: lists … Read more