The string pool is a group of string literals placed in the heap memory area. Many string variables with the same string literal or content can refer to the same string object from the string pool. By ...

Immutable objects are highly desirable.Because an immutable object’s state cannot be changed, they are particularly useful in concurrent environments.Immutable options can simplify code and ...

Why string is an immutable class in java ?before going for the above question we should be clear what are immutable classes ? immutable classes are the one which once created, then its instances can ...

Java stores object values in heap memory; references to the value are stored in the stack. Another way to create strings is to use the new keyword, as in the following example. String s1 = new String( ...

In response to my recent blog posting Immutable Java Objects, Matt brought up a good point of discussion related to making Java classes truly immutable by declaring them as final so that they ...

An immutable object is one that will not change state after it is instantiated. Examples of immutable objects from the JDK include String and Integer. ## How to make an object immutable? In general, ...

Immutable class is a class which once created, its contents can not be changed. Immutable objects are the objects whose state can not be changed once constructed. e.g. String class Since the state of ...