This is a short document describing the preferred coding style for the Linux kernel. Coding style is very personal, and I won’t force my views on anybody, but this is what goes for anything that I have to be able to maintain, and I’d prefer it for most other things too. Please at least consider … Read more
Linux System Directory Structure Linux can actually change the rules, but most still follow this structure.http://www.pathname.com/fhs/ $> man hier //description of the file system hierarchy#> tree -d -L 2 / /: This is the root directory. This is where the whole tree starts. /bin: This directory contains executable programs which are needed in single user … Read more
Introduction First of all, I believe that foundational knowledge in computer science is timeless, while trendy “practical skills” may quickly become obsolete. This is why, during the major selection process in my sophomore year, I chose the Computer Science and Technology major instead of other flashy fields. In my junior and senior years, when studying … Read more
Basic Attributes of Linux Files The Linux system is a typical multi-user system where different users have different roles and permissions. To protect the security of the system, Linux has different regulations for user access to the same file (including directory files). In Linux, we can use the ll or ls -l command to display … Read more
The GNU Manifesto https://dpya.org/en/images/8/81/The_GNU_Manifesto_-_GNU_Project_-_Free_Software_Foundation.pdf https://www.gnu.org/gnu/manifesto.en.html Linux VS Windows Comparison Windows Linux Interface The interface is unified, and the shell program fixes all Windows program menus to be almost identical, with similar shortcut keys. The graphical interface style varies by distribution and may be incompatible. The terminal of GNU/Linux is inherited from UNIX, and the basic … Read more
Introduction First of all, I am a member of Baidu Cloud Drive, and I am a super member with annual automatic renewal. However, I feel that Baidu is being unreasonable by not releasing a Linux version, which can only be used on Windows. Until May of this year, there was still no Linux version released. … Read more
Click the blue text to follow us When the disk space is full, it can lead to application anomalies. How should we troubleshoot the issue of full disk space? First, we need to confirm the disk space usage. To check the disk space usage, we can use the df command. [root@VM-181-124 ~]# df -h Filesystem … Read more
Learning and Practicing This article describes commands related to text processing in Shell programming, such as grep, sed, and awk grep: <span>grep is a text search tool used to search for lines in files that match one or more regular expressions.</span> <span>It is fast, flexible, and the standard tool for text searching.</span> <span>grep supports various … Read more
1. Background In early memory management modules, the concept of compound pages was introduced to describe Linux Compound Pages; however, there are design flaws inherent in compound pages themselves. In practical applications, the compound_head of compound pages presents issues in distinguishing between head pages and tail pages. Improper usage can easily lead to system exceptions. … Read more
Introduction to Linux Inodes In the Linux file system, inode (index node) is a core concept used to store file metadata, serving as the foundation for file system management of files and directories. 1. What is an Inode? An inode (index node) is a structure in the Linux file system used to store file metadata. … Read more