Small awesome commands on several terminals

Small awesome commands on several terminals
Editor's note: The following small commands may be something that these Linux giants are playing on the rise, however, this also proves the phrase "Programmer are just like children no matter how old he is" (well, it is roughly like this, that is: no matter how many programmers like children)
The two gadgets www.2cto.com I, cowsay and xcowsay are very interesting. They are easy to use and don't need to be said. After using the xcowsay command, you can see the cow that may appear anywhere on the screen (okay, is it like a puppy? Haha, no !!! Note: I tried it. Unfortunately, I remotely log on to another machine and print it out on your screen instead of the other side ...... So, you have to think about other methods for your friends! Www.2cto.com 2. What is the sl command? Is it wrong? Is it ls? Haha, that's not the case, but that's probably the reason why sl was created ...... It can also be a little fun for programmers who typed the wrong words! The train is quite windy! Ubuntu/Debian users can directly install sl through sudo apt-get install (Debian must use aptitude install. 3. Use the linuxlogo command www.2cto.com to view the Logo of the popular Linux release! Fun! Ubuntu users can directly install the sulogo using sudo apt-get install. After installation, run the following command to use "linuxlogo-L ubuntu"