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→Ruby on Red Hat Enterprise and Fedora Linux
The ''yum'' tool will locate the ''ruby'' package and any other packages on which Ruby is dependent and prompt you to install the packages:
=== Ruby on Ubuntu and Debian Linux ===
Debian, Ubuntu and other Debian derived Linux distributions use the ''apt-get'' tool to manage package installation. If you are running Ubuntu Linux and get the following output from the ''ruby'' command, you need to install Ruby:
<pre>
$ ruby
The program 'ruby' is currently not installed. You can install it by typing:
sudo apt-get install ruby
-bash: ruby: command not found
</pre>
To install ruby, simply run the ''apt-get'' command:
<pre>
sudo apt-get install ruby
</pre>
The apt-get tool will display output listing any other packages required by Ruby (better known as ''dependencies''):
<pre>
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
libruby1.8 ruby1.8
Suggested packages:
ruby1.8-examples rdoc1.8 ri1.8
The following NEW packages will be installed:
libruby1.8 ruby ruby1.8
0 upgraded, 3 newly installed, 0 to remove and 135 not upgraded.
Need to get 1769kB of archives.
After unpacking 6267kB of additional disk space will be used.
Do you want to continue [Y/n]?
</pre>
=== Ruby on Ubuntu and Debian Linux ===
