What is the use of string functiong sub(regex,replacement)?
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What is the use of numeric function sqrt ?
What is the use of string function asort(string,[d])?
In the text file, some lines are delimited by colon and some are delimited by space. Write a command to print the third field of each line.?
What is the use of Strftime function?
What are Dynamic Variables?
What is the use of format specifier %s ?
What is the use of format specifier %% ?
How to get only zero byte files which are present in the directory?
What are Associative Arrays?
What is the use of format specifier %d ?
Write a command to find the sum of bytes (size of file) of all files in a directory?
Which shell to use with AWK?