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What is the use of string functiong sub(regex,replacement)?
What are Unary arithmetic operators?
What are Associative Arrays?
Write a command to print the second and third line of a file without using nr?
Write a command to rename the files in a directory with "_new" as postfix?
What are Regular Expressions in AWK?
Write a command to print first and last line using sed command?
What is the use of string function sub(regex,replacement,string)?
What is the use of SUBSEP?
How to display even number of records into one file and odd number of records into another file?
What is the use of systime function?
What is the use of CONVFMT?
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.?
Which shell to use with AWK?
