Write a command to print first and last line using sed command?
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How to display even number of records into one file and odd number of records into another file?
What is the use of string function length(string) in AWK?
What are Trigonometric Functions in AWK?
What is the use of format specifier %g ?
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What is the use of string function index(string,search) in AWK?
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How to exit from an awk script using the exit command?
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