Java’s equals() and hashcode() are two methods that work together to verify if two objects have the same value. You can use them to make object comparisons easy and efficient in your Java ...

I previously blogged on the Apache Commons ToStringBuilder and discussed how it takes away much of the tedium normally associated with implementing toString methods.

OK, there's a hashCode that ends in zero -- we'll put it into bucket zero. Here's a hashCode that ends in three -- we'll put it into bucket three. All of a sudden, you get another object. It says it's ...