Whether it's operation and maintenance 、 Development or testing , be familiar with linux Command is a necessary skill . But beginners often stay on the basis of mastering basic commands , It's used to use those common commands , But I don't know , Real experts are looking for the shortest path to solve problems .
Experts can always accomplish tasks in an efficient way , It's not because of talent , It's because they step in more holes than you , Finally, the most efficient method is summarized .
Today, I will give you a list of several shortcut commands summarized by experts , Let your linux Operation can also be as fast as flying .
linux Most commonly used 8 Shortcut key
1.tab： Should be linux The most commonly used shortcut keys , Enter any command 、 file name 、 Some of the characters in the directory , Knock tab key . It will automatically complete what you enter , Or show you all the possible results , Quickly improve input efficiency .
2. Direction keys or ctrl+p、ctrl+n： When you see the command you want to use , Press [Enter] Key to execute .
↑(Ctrl+p) Display the last command ↓(Ctrl+n) Show the next command
3.ctrl+u： Clear the contents before the cursor , stay vim And the command line , Don't backspace one character at a time , It is highly recommended to use . stay vim in ctrl+u And the role of replication , General collocation ctrl+y Use .
4.ctrl+c： Interrupt a command or task , For example, when looking at log files , Want to park somewhere , You can use the command .
5.ctrl+l： Fast screen cleaning , Stop clear 了 .
6.ctrl+r： Find... In the history command , Than history More efficient , According to the input character fuzzy matching . Continue to press Ctrl+r, Switch multiple results of matching .
7. Move the cursor quickly
Quickly move to the beginning of the command line ：ctrl+a
Move quickly to the end of the command line ：ctrl+e
8. Copy and paste from the command line
linux At the command line ,ctrl+c/ctrl+v It's not copy and paste anymore , Here are two to replace them ：