103.4. Use streams, pipes and redirects - استفاده از استریمها، پایپها و ریدایرکتها

Candidates should be able to redirect streams and connect them in order to efficiently process textual data. Tasks include redirecting standard input, standard output and standard error, piping the output of one command to the input of another command, using the output of one command as arguments to another command and sending output to both stdout and a file. Objectives Redirecting standard input, standard output and standard error. Pipe the output of one command to the input of another command. Use the output of one command as arguments to another command. Send output to both stdout and a file. tee xargs We've already talked about basics of piping and redirects in previous sections. Here you will get a deeper understanding of these concepts. http://jadi.gitbooks.io/lpic1/content/1034_use_streams,_pipes_and_redirects.html http://jadi.net/