• Introduction to String Processing Tools
  • Red Hat Linux System Administration for Microsoft Administrators




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    Standard I/O and Pipes

    • Redirecting Input and Output

    • Overwriting and Appending

    • Redirecting Standard Error

    • Redirecting Both Standard Output and Error

    • Sending Unwanted Output to /dev/null

    • Using Pipes to Connect Processes

    • Create a text based contact name and phone number list

    • Creating Text Files From Command Outputs

    • Adding System Information to Text Files

    • Discard File System Errors From The List Command



    Introduction to String Processing Tools

    • Counting Words, Lines and Characters Using wc

    • Sorting Rows of Records by Any Field Using sort

    • Printing Specific Strings Within Files Using grep

    • Printing Selected Columns and Fields Using cut

    • Rearranging Columns and Fields Using cut

    • Other String Processing Tools Using join, tee

    • Determining Differences Between Files Using diff,cmp

    • Spell-checking Files Using spell

    • Formatting Text Using pr

    • Count how many user accounts there are other than root

    • Count the number of errors generated from a command

    • Save the error information separately from the saved output information

    • Add your name, blank lines and the current date in mm/dd/yy

    format

    • Re-arrange the output from a list command so only file name, size and

    permissions are displayed.



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    Red Hat Linux System Administration for Microsoft Administrators

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