java - What is the difference between ArrayList al = new ArrayList(); and ArrayList al = new ArrayList(0)?

Question

What is the difference between ArrayList al = new ArrayList(); and ArrayList al = new ArrayList(0)?

Answer 1

ArrayList(0) 

Empty list with the specified initial capacity. Hense none for 0

ArrayList() 

Empty list with an initial capacity of ten.

Please read the following: http://docs.oracle.com/javase/7/docs/api/java/util/ArrayList.html