The cat filename command scrolls the text within the filename file.
猫档名指令在档名文件里面卷动文本。
You can solve that problem with cat file | head -c 1788 | tail -c 789.
可以使用cat file |head -c 1788 |tail - c 789来解决这一问题。
Therefore, cat file | tail -f will not work as expected, but tail -f file will.
因此，cat file |tail -f将不会得到所期望的结果，但tail - f file则可以。
Cat显示完整的文件。
For example, to see the command-line entry for init, simply cat the cmdline file.
例如，要查看init的command - line项的内容，只需对cmdline文件执行cat命令。
You also want to create a metaphones.jobresponsibilities file with the command cat
还需要用命令cat
You also want to create a metaphones.jobresponsibilities file with the command cat
还需要用命令cat
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