Linux系统以其稳定性和强大的功能而闻名,而其中隐藏着许多彩蛋级命令,这些命令不仅能够让你的系统操作更加酷炫,还能让你在朋友面前秀出你的技术。下面,就让我带你一起探索这些隐藏的宝藏吧!
1. 瞬间查看系统信息:/usr/bin/hostnamectl
这个命令可以让你瞬间查看系统的详细信息,包括操作系统的名称、版本、内核版本、架构等。运行这个命令,你将看到一个类似于这样的输出:
Static hostname: localhost
Icon name: computer-vm
Chassis: vm
Machine ID: 5f0b0b0b0b0b0b0b
Boot ID: 1a2b3c4d5e6f7g8h
Virtualization: kvm
Operating System: Ubuntu 20.04.6 LTS
CPE OS Name: cpe:/o:ubuntu:ubuntu:20.04
Kernel: Linux 5.4.0-89-generic
Architecture: x86-64
2. 快速生成随机密码:openssl rand -base64 32
这个命令可以让你快速生成一个随机的32位Base64密码,非常适合用于生成数据库密码、API密钥等。运行这个命令,你将看到一个类似于这样的输出:
”`bash YmVhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2VhY2V
