My path on my DOS prompt is ridiculously long. How can I shorten this?
C:\\RUBY\\Ruby_Practice\\prep-work-master\\coding-test-2\\practice-problems\\spec>
Right-click on My Computer|Properties. Then from the Advanced Tab, click Environment Variables, then add a new User Variable called PROMPT and set it to $p$_$+$g.
$p$_$+$g
http://www.hanselman.com/blog/ABetterPROMPTForCMDEXEOrCoolPromptEnvironmentVariablesAndANiceTransparentMultiprompt.aspx