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Explain garbage collection.
Java uses garbage collection to free the memory. By cleaning those objects which is no longer reference by any of the program. Step involve in cleaning up garbage collection:
Garbage Object Collection: first step is to collect and group all those object which are no more reference with any of the program. We can use different methods to collect garbage object like using runtime.gc() or system.gc().
Run Finalize method: To free up those object that is collected by garbage collector java should execute the Finalize method to delete all those dynamically created object.
Need software to print bills on A4 paper in the format provided. The details are shown below - 1. Serially generated Invoice Number. 2. Appropriate fields in the invoice have
Inheritance - is the inclusion of state and behavior of a base class in a derived class so that they are accessible in that derived class. The key benefit of Inheritance is that
Application using Swing API
Why is an Interface be able to extend more than one Interface but a Class can't extend more than one Class? Basically Java doesn't permit multiple inheritances, so a Class is r
This project is based on the teams example of chapter 1. Instead of teams, you will consider employees working in a department in a company. (Departments and employees are analog
RMI- Remote Method Invocation.
write a program to find the area under thecurve y=f(x)between x=a and x=b, integrate y=f(x) between the limits of a and b. the area under a curve between two points can be found by
What is meant by semantic error? Occur while a statement executes and has an effect not intended through the programmer and Frequently times occur only in unusual & infrequent
Comparable interface: The "Comparable" allows itself to compare with other same types of object. The function compareTo() is specified in the interface. Several of the standa
1. De normalizes your tables where required. 2. Proper use of index columns: An index based on numeric parts is more efficient than an index based on character columns. 3. Re
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