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Linux| 七.获取Linux命令帮助的几种方式

  • 2026-04-16 19:52:09
Linux| 七.获取Linux命令帮助的几种方式

写在前面

之前的教程里已经与大家正式开展命令行中的学习(Linux| 六.命令行与与基本命令)，但是Linux中的命令千千万，显然我不可能每一条命令都拿出来与大家一一介绍，因此想办法获得系统中内置的Linux命令帮助就显得尤为重要。大家掌握whatis、man、info、--help等内容后，便可自主学习大量Linux命令的用法。

视频教程

B站同步播出，连播更方便，文末阅读原文可直达：
https://www.bilibili.com/video/BV1hT411F7r7?p=7
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本节学习资料

不要再说我的链接失效啦，我也不知道为啥腾讯和百度云不对付，微信页面或腾讯浏览器时常打不开百度云链接，链接最好在谷歌浏览器中打开，真的失效了再提醒客服更换链接哦。

链接: 

https://pan.baidu.com/s/1ZXp7SyOLmz52XMkqX5wcSQ?pwd=5jnz

若链接失效可以文末联系客服领取~

往期回顾

跟着Biomamba一起学Linux| 一.计算机硬件组成

Linux| 二.计算机软件组成与Linux

Linux| 三.免费获得Linux系统-WSL

Linux| 四.免费获得Linux系统-虚拟机

Linux| 五.免费获得Linux系统-服务器

Linux| 六.命令行与与基本命令

如何联系我们

公众号后台消息更新不及时，超过48h便不允许回复读者消息，这里给大家留一下领取资料、免费服务器的微信号，方便各位随时交流、提建议（由助理接待）。此外呼声一直很高的交流群也建好了，欢迎大家入群讨论：
永久免费的千人生信、科研交流群
大家可以阅读完这几篇之后添加
给生信入门初学者的小贴士
如何搜索公众号过往发布内容

您点的每个赞和在看，我都认真当成了喜欢
本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

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Linux| 六.命令行与与基本命令

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  139. /yingpanguazai/ssd/ssd1/www/f.mffb.com.cn/runtime/temp/067d451b9a0c665040f3f1bdd3293d68.php ( 11.98 KB )
  140. /yingpanguazai/ssd/ssd1/www/f.mffb.com.cn/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000360s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000529s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001414s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002048s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000594s ]
  6. SELECT * FROM `set` [ RunTime:0.000207s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000618s ]
  8. SELECT * FROM `article` WHERE `id` = 485452 LIMIT 1 [ RunTime:0.008838s ]
  9. UPDATE `article` SET `lasttime` = 1776374855 WHERE `id` = 485452 [ RunTime:0.000811s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.001825s ]
  11. SELECT * FROM `article` WHERE `id` < 485452 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.002654s ]
  12. SELECT * FROM `article` WHERE `id` > 485452 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002362s ]
  13. SELECT * FROM `article` WHERE `id` < 485452 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.015431s ]
  14. SELECT * FROM `article` WHERE `id` < 485452 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.009640s ]
  15. SELECT * FROM `article` WHERE `id` < 485452 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003070s ]
0.116103s