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Difference bettween constructor and method
Constructor
Method
1. Name of constructor must be same with the name of class
1. For method there is no such type requirement.Methods name can be any kind depends on person choice.
2.In constructor chaining there is no explicitly constructor. Constructor is invoked implicitly
2. Method is invoked explicitly
3. Constructor does not have any return type
3. In method there can be return type and return something
4. Constructor...
Java OOPs Concept - Consstructors
Constructor
Java allows objects to initialize themselves when they are created. This automatic initialization is performed through the use of a constructor. A constructor is a spacial type of method which is initializes an object immediately upon creation.
Simple rules for creating constructor:
constructor looks like strange because of
1. There are no return type class . It happens because the implicit type of a class , contractor is the class type itself.
2. Constructor...
Difference Between Array And ArrayList
There are some major difference between array and array list though both array and array list are use to store elements
In one word , Array is a limited size and can save similar data typed elements and
Array List is a dynamically representation of Array, Array List are Stores object only and resizable.
you can't change the size of array, but array list can re-size itself when need.
Difference :
Array is the collection of values of same data type
1. the variables in an array is called array...
Android Tutorial
Android application development is most popular and become more attractive development tools day by day for the programmer.
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