Learn how to do the “uniq” operation on a column instead of the entire line
Kai Yuan has been a software developer for over 15 years. He builds enterprise Java applications in work. He has 20 years experience of Linux and is a big fan of the Vim editor. He is happy to help people at stackoverflow.com. He lives currently in Hamburg.
Here's what I've written (so far):
We’ll take a closer look at the date utility and learn its common usages
Learn about the typical usages of the head and tail command through examples.
Learn how to use the watch command to execute a command periodically and check the output of each execution
Learn the echo command and its options through examples
Learn the sort command through various examples
Learn about special file permission flags in Linux
Learn how to use the tr command through various examples
Learn about two types of file locks in Linux some related commands through examples
Learn about MIME types and how to get the MIME type of a file using Linux command-line utilities