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tools:bash:shortcuts-piping [2024/10/17 05:32] – [Metacharacters] Humphrey Boa-Garttools:bash:shortcuts-piping [2025/09/30 22:44] (current) – external edit 127.0.0.1
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   * <kbd>Ctrl</kbd> + <kbd>Y</kbd> (Paste most recently cut text)   * <kbd>Ctrl</kbd> + <kbd>Y</kbd> (Paste most recently cut text)
   * <kbd>Alt</kbd> + <kbd>Y</kbd> (Rotate back to previously cut text and paste it)   * <kbd>Alt</kbd> + <kbd>Y</kbd> (Rotate back to previously cut text and paste it)
 +
  
 ===== Command Line Editing ===== ===== Command Line Editing =====
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   * <kbd>Ctrl</kbd> + <kbd>V</kbd> (Insert Special Character)   * <kbd>Ctrl</kbd> + <kbd>V</kbd> (Insert Special Character)
   * <kbd>Ctrl</kbd> + <kbd>C</kbd> (Delete entire line)   * <kbd>Ctrl</kbd> + <kbd>C</kbd> (Delete entire line)
 +
  
 ===== Command Completion ===== ===== Command Completion =====
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   $ fc xxx   $ fc xxx
 +
 +
 +===== Metacharacters =====
 +
 +  * ''?'' (Matches any one character)
 +  * ''''* (Matches any number of characters)
 +  * ''<'' (Directs contents of file to a command)
 +  * ''>'' (Directs command output to a file)
 +  * ''2>'' (Directs error from command to a file)
 +  * ''&>'' (Directs command output and errors to a file)
 +  * ''>>'' (Directs output to file, appending it to the end of file)
 +  * ''|'' (Pipes output of previous command to input of next command)
 +  * '';'' (Sequentially executes next command)
 +  * ''&'' (Runs command in background)
 +  * ''$'' (For expanding variables, substitutions, and expressions)
 +  * ''$( )'' (Command substitutions)
 +  * ''$[ ]'' (Arithmetic expressions)
 +
  
 ===== Working With Multiple Commands At Once ===== ===== Working With Multiple Commands At Once =====
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   $ echo "$[2000 - 1500]"   $ echo "$[2000 - 1500]"
- 
-===== Metacharacters ===== 
- 
-  * ''?'' (Matches any one character) 
-  * ''''* (Matches any number of characters) 
-  * ''<'' (Directs contents of file to a command) 
-  * ''>'' (Directs command output to a file) 
-  * ''2>'' (Directs error from command to a file) 
-  * ''&>'' (Directs command output and errors to a file) 
-  * ''>>'' (Directs output to file, appending it to the end of file) 
-  * ''|'' (Pipes output of previous command to input of next command) 
-  * '';'' (Sequentially executes next command) 
-  * ''&'' (Runs command in background) 
-  * ''$'' (For expanding variables, substitutions, and expressions) 
-  * ''$( )'' (Command substitutions) 
-  * ''$[ ]'' (Arithmetic expressions) 
- 
  
  
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