# Linux

1. [MacOS Shortcuts](/shortcuts/linux/macos-shortcuts.md)
2. [Linux Shortcuts](/shortcuts/linux/linux_shortcuts.md)
3. [VI | VIM Shortcuts](/shortcuts/linux/vim.md)

## Linux Shortcuts

| Shortcut             | Desciption         |
| -------------------- | ------------------ |
| Ctrl - a             | 行首                 |
| Ctrl - e             | 行尾                 |
| Ctrl - w             | 删除前一段参数            |
| Ctrl - u             | 删除光标位字符至行首（常用密码输错） |
| Ctrl - k             | 删除光标位字符至行尾         |
| Ctrl - r             | history中搜索命令去执行    |
| Ctrl - y             | 插入刚删除的单词           |
| Ctrl - c             | 终止操作               |
| Ctrl - d             | logout             |
| Ctrl - l （command-k） | 清屏                 |

## Vim

### command shortcut

| Command                      | Description                                            |
| ---------------------------- | ------------------------------------------------------ |
| :set nu                      | show line number                                       |
| :set nonu                    | hide line number                                       |
| :6,9 co 12                   | 复制第6行到第9行之间的内容到第12行后面。 copy                            |
| :6,9 m 12                    | 剪切第6行到第9行之间的内容到第12行后面。 move                            |
| :6(,9) de                    | 删除一行或多行                                                |
| :m,n w {filename}            | save lines m - n of this file to a new file {filename} |
| :{n}                         | jump to line n                                         |
| :1,$s/keyword1/keyword2/g{c} | text replace，最后一个参数是询问参数                               |

### Shortcut快捷键

| Shortcut  | Description                                        |
| --------- | -------------------------------------------------- |
| Shift + 4 | 行尾  $                                              |
| Shift + 6 | 行首  ^                                              |
| shift + g | go to last line of the file. 跳文件尾行                 |
| g g       | go to first line of the file. 跳文件首行                |
| y y       | copy current line 拷贝行                              |
| 3 y y     | copy the current line after the 3 lines. 拷贝当前行起3行  |
| d d       | delete current line 删除行                            |
| 3 d d     | delete the current line after the 3 lines.删除当前行起3行 |
| p         | paste 粘贴                                           |
| 10        | 向后跳 10行                                            |
| H         | 光标移动到屏幕最顶行                                         |
| M         | 光标移动到屏幕中间行                                         |
| G         | 光标移动到屏幕最尾行                                         |

### 翻屏

| Shortcut | Description  |
| -------- | ------------ |
| ctrl + f | 下翻一屏。        |
| ctrl + b | 上翻一屏。        |
| ctrl + d | 下翻半屏。        |
| ctrl + u | 上翻半屏。        |
| ctrl + e | 向下滚动一行。      |
| ctrl + y | 向上滚动一行。      |
| n%       | 到文件n%的位置。    |
| zz       | 将当前行移动到屏幕中央。 |
| zt       | 将当前行移动到屏幕顶端。 |
| zb       | 将当前行移动到屏幕底端。 |


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