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• Installer/packager for a Java application for Ubuntu and SuSE

  - by Dan

  I have a Java application complied to a collection of jars that I want to make installable on Ubuntu and SuSE. I Want the installer to be able to check for the JRE, register a file association and be able to load a website on un-install. I understand Ubuntu and SuSE are based on different architectures, so is there a consistent way to do this? Does anyone have an advice on utilities to use or guides to read to help me achieve what I'm trying to do.

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• Implementing parallel coordinates for multi dimensional data in Java

  - by Algorist

  Hi, I am planning to implement parallel coordinates in java using JOGL library. Do you have any other suggestions? Thank you Bala

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• Protected members in a superclass inaccessible by indirect subclass in Java

  - by MSumulong

  Why is it that in Java, a superclass' protected members are inaccessible by an indirect subclass in a different package? I know that a direct subclass in a different package can access the superclass' protected members. I thought any subclass can access its inherited protected members.

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• Cross-platform way to change java process priority

  - by argos

  I need to invoke .jar file in separate JVM from another java application, and it very CPU-consuming, so it should run with background priority in order not to affect the rest of the system. Is there any cross-platform method to do this?

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• Java: Programatic Way to Determine Current Windows User

  - by Justin Nelson - jjnguy

  I see many similar questions, however I want to find the Username of the currently logged in user using Java. Its probably something like: System.getProperty(current.user); But, I'm not quite sure.

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• How do I sort a set in Java?

  - by Jeremy Stein

  In Java, I have a set, and I want to turn it into a sorted list. Is there a method in the collections package that will do this for me?

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• How does Java pick which method to call?

  - by Gaurav

  Given the following code: public class Test { public void method(Object o){ System.out.println("object"); } public void method(String s) { System.out.println("String"); } public void method() { System.out.println("blank"); } /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub Test test=new Test(); test.method(null); } } Java prints "String". Why is this the case?

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• Passing data types from Java to C (or vice versa) using JNI

  - by user277460

  Using JNI can we pass custom data types from Java to C (or vice versa)? I see a mapping of primitive datatypes to types in C however not too sure if we can send across our own data types (e.g. Send across or return an Employee object or something!).

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• Searching for a converter jsp to java

  - by jacksparrow2012

  Hi crew, I'm searching for a tool, which converts a jsp file into a java file without using a server like tomcat or something else. Can anyone help me out?

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• java add dns cache record

  - by silverbandit91

  Is it possible to add a record to the dns cache from java? Or will I have to use the JNI?

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• Book recommendation for developing ecommerce website in Java

  - by Mirage

  I have seen that there are many books titled: Build Ecommerce website in php Build shopping carts in php or asp.net Is there any book which explains, from scratch, how to start building a website in Java using any framework or with servlets or JSP? Desired topics: Basic forms with logins and registration Building catalogue system Building shopping cart Building newsletters system

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• Qt Creator plugin for Java

  - by ebasconp

  Hi everybody: Do you know if there is some available Qt Creator plugin to add Java support to this nice IDE? Thanks in advance, Ernesto

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• To run web camera in Java-Applet code

  - by Chetan

  I want to access web camera through Java-Applet code... Can u give me sample code & somewhat basic information about it.

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• Java ACM subjects

  - by shangrila

  Who can send me some Java ACM subjects or Something like that?I wanna improve my OO thinking. To my gmail,please [email protected] Thanks in advance.

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• How know a variable type in java?

  - by Miguel Ribeiro

  Hi. I wanted a thing like I declare a variable: String a = "test"; And want to know what type it is, i.e., the output should be java.lang.String thanks in advance

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• Find unused import statements in Java source

  - by curiousmind

  Does anyone know of a tool (besides Eclipse or any other IDE) that I can use to find unused imports in a Java source file? I am looking for a command-line type of tool (to integrate in a larger script). Thank you.

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• How to make java-application standalone?

  - by elr

  I have to burn a java-application on a cd. This application have to run on every windows pc wihtout any installation (also jre shouldn't be installed) before.

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• Finding Last Fired time using a Cron Expression in Java

  - by a-sak

  Is there a way in Java to find the "Last Fired Time" from a Cron Expression. E.g. If now = 25-Apr-2010 10pm, cron expression "0 15 10 ? * *" (quartz) should return me 25-Apr-2010 10:15am I do not care if we use standard cron expressions (like Unix and Quartz) or less popular ones if they can fetch me the correct "Last Fired Time"

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• Writing an older version of Berkeley DB in Java

  - by mrbombastic

  Is it possible to write out an older version of Berkeley DB using the Java interface? The version being 1.85/1.86.

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• number out of string in java

  - by Ali_IT

  I have something like "ali123hgj". i want to have 123 in integer. how can i make it in java?

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• What are the Java equivalents to Linq and Entity Framework

  - by Colin Desmond

  Having played with Linq (to SQL and Objects) as well as the Entity Framework from Microsoft recently, I was wondering what the non-.Net (specifically Java) equivalents are?

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• How to create a true singleton in java?

  - by rjoshi

  I am facing a problem with my singleton when used across multiple class loaders. E.g Singleton accessed by multiple EJBs. Is there any way to create a singleton which has only one instance across all class loader? I am looking for pure java solution either using custom class loader or some other way.

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• java program to get the current date without timestamp

  - by Lakshman

  I need a java program to get the current date without timestamp Date d = new Date(); gives me date and timestamp But i need only date, without timestamp. I use this date to compare with another date object that does not have timestamp. on printing System.out.println("Current Date : " + d) of d it should print May 11 2010 - 00:00:00 .

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• How to convince management that reformatting entire java code base is safe

  - by jtsampson

  How would one go about proving to management that a batch reformat of all .java files in a large code base (to place the code in compliance with the company's coding standards) is safe and will not affect functionality. The answers would have to appease the non-technical and the technical alike.

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• Is the stack garbage collected in Java?

  - by girinie

  The heap memory is garbage collected in Java. Is the stack garbage collected as well? How is stack memory reclaimed?

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