I`m just wondering.... If it was the case that I was thinking in creating different reseases for each custumer that I sold my software, could I check each one with MD5 just changing a comment inside ...

We have a web application that allows users to upload photos which will then be displayed in a specified page after upload. The upload module places the images inside the exploded war directory, e.g. ...

I have a class that extends Application, called MyApplicaton, that I use to store global variables, i.e., variables I want to be able to access anywhere throughout my android app. In activites, I get ...

I have a List, and I want to loop through that List and remove some record base on some condition. Here is what I do public void foo(List<Bar> recordList){ for(Bar bar : recordList){ ...

what is the difference between facade design and abstraction in java? i simply feel that it is as simple as interface in java and serve the same purpose. I saw more about people saying that it is a ...

When I was doing JSP/Servlet programming, whenever I dropped 3rd party libraries into the WEB-INF/lib folder, they were automatically included in the project classpath. In GWT, this is not the case. ...

I can't figure out why the output is different. The output is same only in the range -128 to 127. public class Check { public static void main(String[ ] args) { Integer i1=122; ...

I am developing a small application in Java. I am using Java2D Library for drawing some graphical objects. Now i want to draw some semi-circle like shape or in simple words i need to draw this ( shape ...

I've just learned java but from my old experience coming from C++ i tought that i can write a commandline calculator wich supports all 4 basic operators with just one line. But i am having a bit of ...