Interesting commands under Linux

1. Cmatrix installation process

wget http://www.asty.org/cmatrix/dist/cmatrix-1.2a.tar.gz
Tar xvf cmatrix-1.2a.tar.gz
CD cmatrix-1.2a
Yum Install Ncurses-devel
./configure && make && make install

Cmatrix Instructions for use

Cmatrix [-ABBFLOHNSVX] [-C color]

Options

-A: Asynchronous scrolling (default)

-B: Random Bold

-B: All Bold

-f:force the Linux $TERM type to is on (? ）

-l:linux mode (sets "matrix.fnt" font in console) (? ）

-O: Scroll with old style

-H: Get help information

-N: Do not use bold (default)

-S: "Screensaver" mode,exits on first keystroke (? ）

-x:x window mode, as if the symbol is not the same as the display

-V: Display version information

-U: Refresh frequency, 0-9, that is, the speed of scrolling

-C: Display color, support green (default), Red,blue,white,yellow,cyan,
Magenta and Black

#cmatrix-B effect is as follows

2.yum Method Installation SL

　　

　　 2.1 Updating the Yum source

　　　2.2 Installing SL---Yum install SL

When installing the SL plugin with the Yum command, you are prompted not to find the SL package.

　　　　

　　　　

Cause: Executing the yum command will go to the CentOS mirror to find the SL package, but there is no SL package in the image, so installing the additional packages requires installing the epel-release-6-8.noarch.rpm.

　　　　

Command for wget http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm

　　　2.3 Installing the Epel Package

　　　　

　　　　

Install the SL package again---yum install SL

　　　　

　　　　

　　　2.4 Execute SL Command

　　　　

The effect is as follows:

　　　　

Interesting commands under Linux