📄 13.9. 使用 cat 来操作文件.mht
字号: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------=_NextPart_000_0130_01C99AC7.35A27B20
Content-Type: image/png
Content-Transfer-Encoding: base64
Content-Location: http://www.gbunix.com/resource/doc/linux/redhat/rhl-gsg-zh_CN-9/stylesheet-images/caution.png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------=_NextPart_000_0130_01C99AC7.35A27B20
Content-Type: image/png
Content-Transfer-Encoding: base64
Content-Location: http://www.gbunix.com/resource/doc/linux/redhat/rhl-gsg-zh_CN-9/figs/basics/cat3.png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⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -