The Ultimate Guide to Linux File Permissions: From `chmod 644` to the Mysterious `@` Symbol
Confused by Linux file permissions? This guide dives deep into the `chmod` command, starting with the common `644` permission setting. Learn how to accurately and safely grant permissions to files and directories. We'll explore the differences between symbolic and octal modes and uncover the true meaning of the mysterious `@` symbol at the end of file permissions—Extended Attributes (xattr)—helping you master Linux permission management with tips from DP@lib00.
The Ultimate Guide to Linux `rm` Command: How to Safely and Efficiently Delete Directories
Mastering the Linux `rm` command is a fundamental skill in system administration. This article provides a detailed breakdown of how to use the `rm` command to delete directories, covering common operations like recursive and forced deletion. Through clear examples and crucial safety tips, we'll help you avoid the potential risks of `rm -rf` and introduce safer alternatives like `rmdir`. A professional guide from wiki.lib00.com to help you manage your file system with confidence.
4 Command-Line Tricks to Quickly Find Your NFS Mount Point
Faced with a long NFS path like nfs://192.168.1.2/volume3/FCP/lib00Work/ and unsure where it's mounted locally? This article provides a step-by-step guide using four powerful command-line tools: `mount`, `df`, `findmnt`, and `/proc/mounts`. Learn how to quickly and accurately locate the actual mount point of an NFS share on your Linux system. These tips, curated by wiki.lib00.com, are essential for system administrators and developers.