Learn how to do the “uniq” operation on a column instead of the entire line
Baeldung Author
Kai Yuan
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):
date Command in Linux
Filed under Linux - Scripting
We’ll take a closer look at the date utility and learn its common usages
The head and tail commands in LINUX
Filed under File Editing, Linux - Files
Learn about the typical usages of the head and tail command through examples.
Linux watch Command
Filed under Linux - Scripting
Learn how to use the watch command to execute a command periodically and check the output of each execution
The echo Command in Linux
Filed under Linux - Scripting
Learn the echo command and its options through examples
Linux sort Command
Filed under Linux - Files
Learn the sort command through various examples
Advanced File Permissions in Linux
Filed under File Permissions, Linux - Files, Linux - Security
Learn about special file permission flags in Linux
Linux tr Command
Filed under Linux - Files
Learn how to use the tr command through various examples
Introduction to File Locking in Linux
Filed under File Permissions, Linux - Files
Learn about two types of file locks in Linux some related commands through examples
Introduction to File MIME Types
Filed under Linux - Files
Learn about MIME types and how to get the MIME type of a file using Linux command-line utilities