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Anvi Jain has Published 634 Articles
Anvi Jain
80 Views
The getInterfaces() method is used to prove that the interface for a primitive type is an empty array. A program that demonstrates this is given as follows −Example Live Demopackage Test; import java.util.*; public class Demo { public static void main(String[] args) { Class c = int.class; ... Read More
Anvi Jain
872 Views
The method java.lang.Class.getDeclaredConstructor() can be used to obtain the constructor object for the private constructor of the class. The parameter for this method is a Class object array that contains the formal parameter types of the constructor.A program that demonstrates this is given as follows −Example Live Demopackage Test; import java.lang.reflect.*; ... Read More
Anvi Jain
1K+ Views
The getName() method is used to get the names of the entities such as primitive type, interface, class, array class, void etc. that represented by the class objects. These names are returned in the form of a string.A program that gets the name of a primitive type using getName() method ... Read More
Anvi Jain
1K+ Views
Elements can be filled in an int array using the java.util.Arrays.fill() method. This method assigns the required int value to the int array in Java. The two parameters required are the array name and the value that is to be stored in the array elements.A program that demonstrates this is ... Read More
Anvi Jain
590 Views
The methods of an object can be called using the java.lang.Class.getDeclaredMethods() method. This method returns an array that contains all the Method objects with public, private, protected and default access. However, the inherited methods are not included.Also, the getDeclaredMethods() method returns a zero length array if the class or interface ... Read More
Anvi Jain
363 Views
You can typecast NULL to 0 with the help of IFNULL() function. The syntax is as follows −select ifnull(yourColumnName) as anyVariableName from yourTableName;To understand the above concept, let us first create a table −mysql> create table TypecastDemo −> ( −> AccountNumber int −> ); Query ... Read More
Anvi Jain
151 Views
MySQL DAYOFWEEK() function returns 1 for Sunday, 2 for Monday and so on for day of week. Let us see an example by first creating a table −mysql> create table DayOfWeekDemo −> ( −> Issuedate datetime −> ); Query OK, 0 rows affected (0.52 sec)Inserting date in the table ... Read More
Anvi Jain
617 Views
You can add unique key to existing table with the help of alter command. The syntax is as follows −ALTER TABLE yourTableName ADD CONSTRAINT yourConstraintName UNIQUE(yourColumnName1, yourColumnName2, ............N);To understand the above concept, let us create a table with some columns. The query to create a table −mysql> create table MovieCollectionDemo ... Read More
Anvi Jain
87 Views
Appcaches are used by the web browser to specify what files exist on your site that is relevant to the particular page the browser is visiting.Safari follows the AppCache standard more strictly and sees a request for a web address that is not in the AppCache.To avoid the requests to ... Read More
Anvi Jain
179 Views
For this, use Google Maps API to perform reverse geocoding.Geocoding refers to translating a human-readable address into a location on a map.The process of doing the converse, translating a location on the map into a human-readable address, is known as reverse geocoding.ExampleLet us see an example to set latitude and longitude ... Read More
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