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零基础小白,Linux命令入行第一课!

  • 2026-08-18 23:10:43
零基础小白,Linux命令入行第一课!

零基础小白，Linux命令入行第一课！

做开发、运维、或者刚接触 Linux 的宝子，这篇直接收藏好！从文件操作、权限管理到网络命令，全是高频必用款，附了例子，照着敲就能用👇
✅ 文件 / 目录操作：ls、cd、mkdir、cp、rm 一键搞懂
✅ 文件查看神器：cat、more、less、grep 快速定位内容
✅ 权限管理：chmod、chown 彻底搞懂 rwx 权限含义
✅ 系统状态查看：df、top、ps、uptime 掌握服务器情况
✅ 网络与压缩：ping、scp、tar、zip 高频场景全覆盖
✅ 新手隐藏技巧：Tab 补全、Ctrl+C 终止、历史命令快捷键
#linux #docker #命令 #程序员 #运维 #计算机 #学习笔记 #干货分享 #技术笔记 #学习干货

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  1. 请求信息 : 2026-08-21 15:36:36 HTTP/2.0 GET : https://f.mffb.com.cn/a/505650.html
  2. 运行时间 : 0.268940s [ 吞吐率：3.72req/s ] 内存消耗：4,389.72kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=f0bbf18aa6836cdf995f02147972b552
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  140. /yingpanguazai/ssd/ssd1/www/f.mffb.com.cn/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.001081s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001721s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.003981s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000814s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001589s ]
  6. SELECT * FROM `set` [ RunTime:0.000603s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001650s ]
  8. SELECT * FROM `article` WHERE `id` = 505650 LIMIT 1 [ RunTime:0.012434s ]
  9. UPDATE `article` SET `lasttime` = 1787297796 WHERE `id` = 505650 [ RunTime:0.032237s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.000910s ]
  11. SELECT * FROM `article` WHERE `id` < 505650 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001332s ]
  12. SELECT * FROM `article` WHERE `id` > 505650 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001113s ]
  13. SELECT * FROM `article` WHERE `id` < 505650 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001784s ]
  14. SELECT * FROM `article` WHERE `id` < 505650 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.017024s ]
  15. SELECT * FROM `article` WHERE `id` < 505650 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001993s ]
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