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How to extract the username from ‘who am i’ comamnd?
who am i | cut -f1 -d’ ‘
UNIX Interview Questions
How to replace the second occurrence of the word “bat” with “ball” in a file...
How to run awk command specified in a file?
Write a command to print the line number before each line?
Write a command to print the file names in a directory that does not contain the word “july...
Write a command to convert a string from lower case to upper case?
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