What is the use of format specifier %f ?
What is the use of sequence a?
What is the use of ERRNO?
What is OFS in AWK?
What is the use of numeric function atan2?
How add a first record and last record to the current file in linux?
How to Truncate Integers in AWK?
What is NR in AWK?
What is the use of OFMT?
What is the use of systime function?
Write a command to rename the files in a directory with "_new" as postfix?
Write a command to find the sum of bytes (size of file) of all files in a directory?
What is the use of string function index(string,search) in AWK?