Answer Posted / sudeep

poly mean MANY and morphism mean FORMS... so polymorphism is the ability to allow a function to exist in different forms.

What is thread pool? How can we create thread pool in java?

1069

---

Why is stringbuffer thread safe?

1044

---

What is the technique adopted to create an immutable class?

1114

---

What does the “final” keyword mean in front of a variable? A method? A class?

997

---

What are the Class Libraries ?

1046

---

What is floor in java?

1037

---

How does queue work in java?

984

---

What is type conversion in java?

1040

---

What is meant by nested loop?

1037

---

What are scalar data types?

1070

---

What is the maximum size of array in java?

985

---

What is collection api?

1051

---

What are the string methods in java?

1096

---

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 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". } } }

1802

---

What about main thread in java?

1121

---