Tweak README.md

jollygoodcode · Mar 17, 2016 · 760b54c · 760b54c
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 Share (useful) scripts to get you more productivity.
 
-Add these scripts to your $PATH, then you can use it.
+Add these scripts to your `$PATH`, then you can use it.
 
 ## Tips
 
 - Make use of shell alias, e.g.
 
+  ```bash
   alias rc = "rails console"
+  ```
 
 ## CC0 1.0 Universal