tar -x: It’s the same command but to extract files.tar -cvfz /home/pi/Documents/mydirectory It’s often used with gzip to compress files. tar -c: You can use tar to store files into an archive.Using it on system folders will delete everything without any warning message, and can break your system in a few seconds. For a folder, add option -rf (recursive and force)īe really careful if you are using sudo with this command. You’ll find all actions available at the bottom of the screen. It allows you to edit a file, and save your changes with (CTRL + O, Enter, CTRL + X). It would need an entire article to go into detail ( I have done it since, click here to read more about it ^^). If you like this tool, I recommend you read the man page to know exactly what you can do with it. Grep -v 'Notice' /var/log/apache/error.log Grep -A2 -B4 'Fatal error' /var/log/apache/error.log You can also use -v to display everything except the input string. You can use it to search something in a file or to filter the output of another command or script.Īs I say, you can use it on a file or a script output:Īnd finally, there are a lot of options to use with grep, like regular expressions or options to display lines before (-B), after (-A) or around (-C) the search string. grep : Grep is a powerful tool to search string in a text.head : It’s the same as tail but to display the beginning of a file. ![]() You can specify the number of lines to display with -n.Īnd finally, my favorite is the option -f to displays new lines in real-time. tail : Tail allows you to display the end of a file, it’s useful to check new entries in a log file.more : Displays the content of the specified file, page per page (enter or space to continue, q to quit).cat : Displays all the content of the specified file.mv : Moves a file or a directory to another location.cp : Copies a file or a directory to another location (to copy a complete directory you need to add the -r parameter for “recursive”).mkdir : Creates a new subfolder in the current or specified folder. ![]()
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