Why destructor is not used in java?
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how to create multithreaded program? Explain different ways of using thread? : Java thread
Real Time sample code for Encapsulation and Abstraction. where to use abstract and where to use specifies like public private.
Is there any way to find whether software installed in the system is registered by just providing the .exe file? I have tried the following code but its just displaying the directory structure in the registry. Here the code : package com.msi.intaller; import java.util.Iterator; import ca.beq.util.win32.registry.RegistryKey; import ca.beq.util.win32.registry.RootKey; public class RegistryFinder { public static void main(String... args) throws Exception { RegistryKey.initialize(RegistryFinder.class.getResource("jRe gistryKey.dll").getFile()); RegistryKey key = new RegistryKey(RootKey.HKLM, "Software\\ODBC"); for (Iterator<RegistryKey> subkeys = key.subkeys(); subkeys.hasNext();) { RegistryKey subkey = subkeys.next(); System.out.println(subkey.getName()); // You need to check here if there's anything which matches "Mozilla FireFox". } } }
What is a data structure java?
Q) I have a ArrayList object, in that object i have added 5 integer values, 5 float values, 5 string values. Now question is how can delete particular type of data ( i.e all int values or all float values or string values) in that list object at a time?
what is mean by String and StringBuffer? What is mean by Methooverriding and Overloading?
What are the three types of design patterns?
Can we override static methods in java?
Is string thread safe in java?
What all methods are used to prevent thread execution ?
How do I get 64 bit java?
write a simple program inheritance?