It is suggested that you use Python instead of Shell to manipulate text files!!

Besides passing an unsigned integer as parameter to the option -n, you can also pass a signed integer to it. When a signed integer is passed to -n, it means from/to (inclusive/exclusive similar to …

It is suggested that you use Python instead of Shell to manipulate text files!

Please refer to Advanced Use of "head" and "tail" on how to use head and tail for printing rows from a text file. These 2 commands are convenient when you want to take head/tail rows …