What is the use of format specifier %d ?
What is the use of sequence xdd ?
What is NF in AWK?
What is NR in AWK?
What is the use of format specifier %x ?
What is FILENAME in AWK?
How to print only blank line of file?
How add a first record and last record to the current file in linux?
What are AWK patterns?
What is the use of OFMT?
What is RS in AWK?
What is the use of numeric function atan2?
What is the use of PRINTF?