What is the use of numeric function srand ?
What is ORS in AWK?
What is the use of format specifier %s ?
Write a command to rename the files in a directory with "_new" as postfix?
What is the use of string functiong sub(regex,replacement,string)?
How to print only blank line of file?
What is the use of string functiong sub(regex,replacement)?
What is the use of string function sub(regex,replacement,string)?
What is the use of string function match(string,regex)?
What are Regular Expressions in AWK?
What is the use of ARGIND?
What is the use of numeric function atan2?
What is the use of format specifier %o ?