How do I print my Java object without getting “[email protected]”??

I have a class defined as follows: public class Person { private String name; // constructor and getter/setter...

How to 'cout' the correct number of decimal places of a double value??

I need help on keeping the precision of a double. If I assign a literal to a double, the actual value was truncated....

How to convert decimal to hexadecimal in JavaScript?

How do you convert decimal values to their hexadecimal equivalent in JavaScript? ...

Why toString() method works differently between Array and ArrayList object in Java?

String[] array = {"a","c","b"}; ArrayList<String> list = new ArrayList<String>(); list.add("...

Is there anyway to handy convert a dictionary to String??

I found the default implemtation of ToString in the dictionary is not what I want. I would like to have {key=value, ...