Command line tools are an indispensable part of any computer user's daily routine. While fancy GUIs offer tremendous functionality, they just can't replace the old-school goodness of the command line.
1.Find
-Helps you look for files based on criteria—like name, filetype, or when they were last edited.
2.Pipes
-Class of tools that help you send the output of one command to another command.
3.Grep
-Helps you search through any text within a file on your system for a specific phrase.
4.Wget
-Gives you some serious control over your downloads.
5.SSH
-Connects you to another computer and lets you use its terminal as if you were sitting right in front of it.
6.Chmod
-Edits the permissions of any file, letting you read, write, and/or execute a given file according to your specifications.
7.Chown
-Does the same work as Chmod but it's particularly more useful while working with multiple files.
8.Ifconfig
-Shows you the IP address of your computer, the MAC address of your Ethernet and Wi-Fi cards etc.
9.Top
Gives you a list of every program running on your system, as well as how much of your system's resources they're taking up.
10.Vi
Command line text editor.
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