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Core Java

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- Renuka
- 16 May
Is public static void main(string args[]) is fixed in Java?

Is public static void main(string args[]) is fixed in Java? It is possible to rename the main method?
- 8 Answers
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- Rakesh
- 18 May
What is servlet and it's use in technology?

The term is frequently used in Java applet, a program written in the Java programming language that is designed to be placed on a web page. Can you give me a brief description abou ...
- 9 Answers
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- Manam
- 28 Apr
1 2 3 2 3 4 5 4 3 4 5 6 7 6 5 4 5 6 7 8 9 8 7 6 5

I am trying to do this program but not able to get output can anyone help me
- 9 Answers
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- Sushmita
- 11 Jul
Program for binary search in c programming

There are 20 elements in an array. And you have to perform binary search operation on these elements.
- 9 Answers
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- V
- 18 May
Properties legacy class in java

What is properties in java?where should we use it?what are the problems we overcome by doing it?
- 9 Answers
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- Suraj
- 16 May
difference between core java and advance java

those names are looking interactive.but core java is an oop programming language and advance java is new concepts are adding
- 9 Answers
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- Satishkumar
- 22 May
Multithreading

use of yield() , sleep(), wait() and join() methods with example and explanation?
- 9 Answers
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- Venkatavamsi
- 22 May
at a time maximum how many classes we can use in packages?

package is just like a headerfile in c or c++.it can contains classes , methods,interfaces,abstract classes.
- 9 Answers
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- Faizaan
- 16 May
'this ' operator in static method -> compilation error, why?

When we use 'this' operator in any static method to access class variable, Java give compilation error, Why ? Explain
- 9 Answers
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- Rahul
- 14 May
Why collection? When we have already array.

Array doesn't support heterogeneous type of data and array can store only fixed value means when we declare an array with some size then we can't change the size of that particular ...
- 9 Answers
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- Bollam
- 08 Feb
I need to build a connection between android phone and my laptop !!!

I need to build a connection through java programming without using any tools for it.Can anyone suggest me how to build a connection between phone and laptop through java programmi ...
- 9 Answers
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- Sajeev
- 16 May
what is marker interface??

Explain with example
- 9 Answers
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- Naga
- 22 May
with out main method using in java atlest single message will be displayed on command prompt ?

with out main method using in java atlest single message will be displayed on command prompt ?
- 9 Answers
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- Narendra
- 18 May
what are the methods of polymorphism ?

they are not overloading & overriding
- 9 Answers
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- Jitendra
- 22 May
what is the meaning of instance method

what is the meaning of instance method
- 9 Answers
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- Axis
- 23 May
this key word

could you please explain 'this' key word where all used... like all situation where this keyword is used...... I am not getting full info...in what all situation this keyword ...
- 9 Answers
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