valueof() in Java
The valueOf() is a static method present in Java it’s primary purpose is to convert primitive data types into their …
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Wrapper Class in Java
What are Wrapper classes? In Java, wrapper class is a type of class that serves as a container for primitive …
Difference Between String Buffer and String Builder
Every method present in the StringBuffer class is synchronized due to this only one thread is allowed to operate on …
String Buffer in Java
In Java, if the String value is fixed and there is no frequent change then we can use the String …
finalize Method in Java
In Java, the finalize method is used to perform cleanup operations on objects before they are garbage collected. Due to …
equals Method in Java
In Java equals() is inherited from the Object class. By default equals method checks for reference equality, whether two objects …
hashCode Method in Java
For every Object in Java, a unique no is generated by JVM which is known as hashCode. JVM used this …
toString() method in Java
We can use toString() method to get String representation of an Object. Whenever we are trying to print an Object …
Normal Java Class vs Anonymous Inner Class
Note – If the requirement is standard and required several times then we should use a normal top-level class. If …
Anonymous Inner Classes in Java
We can also declare inner classes without name in Java, such type of inner classes are known as Anonymous Inner …