What is shallow copy Explain with an example in Java - Creating an exact copy of an existing object in the memory is known as cloning.The clone() method of the class java.lang.Object accepts an object as a parameter, creates and returns a copy of it (cl
Here SubClassB inherited the methodfoo()fromSuperClassA. Polymorphism:Polymorphism means taking many forms, where ‘poly’ means many and 'morph' means forms. Polymorphism allows you define one interface or method and have multiple implementations. In Java, there are two types of polymorphism: comp...
Give the syntax to define an interface.8. What are the essential characteristics of an array, as it is used in Java? Explain carefully what is accomplished by this statement:double [ ] values = new double[5];CHAPTER-41. Explain the applet life-cycle. Explainthe roles of the init(), ...
An interface is a way of describing what classes should do, without specifying how they should do it. A class can implement more than one interface. In Java, an interface is not a class but a set of requirements for the class that we want to conform to t
you can see many cases of using SPI, such as the most common database driver implementation. Only the java.sql.Driver interface is defined in the JDK, and the specific implementation is provided by the database vendors. Here is a simple example to quickly understand how to use Java SPI: ...
The SQL*Monitoring functionality – either within Oracle Enterprise Manager or using the PL/SQL interface - will always display the A-Rows column information without any overhead for the SQL statement, as shown in Figure 12. Note that SQL*Monitoring is part of the 'Tuning and Diagnostics Pack...
What is the difference between a class and an instance of a class? Give an example. What key word can you use to call a superclass constructor explicitly in Java? What are the basic characteristics of the object-oriented system? Briefly describe what an Interface is and how it can be use...
C# Creating an interface and implementation in shared project c# creating reference between 2 forms c# cryptographicException Specified key is not a valid size for this algorithm. C# DataGridView - Disable column resize C# DataGridView Get Column Name C# DataGridView on WinForm - index was out ...
<!-- Settings profiles --> <profiles> <!-- Default settings --> <default> <!-- The maximum number of threads when running a single query. --> <max_threads>8</max_threads> </default> <!-- Settings for quries from the user interface --> <web> <max_rows_to_read>1000000000</max...
The Gremlin explain query string. Type: String Required: Yes HTTP/1.1 200output If the action is successful, the service sends back an HTTP 200 response. The response returns the following as the HTTP body. output A text blob containing the Gremlin explain result, as described inTuning Gremlin...