I'm looking to generate all possible values of n-digit number, in the following order, where the sequence is dictated by the sum of the individual digits. For example, with n = 3: 111 sum = 3 112 sum = 4 121 211 122 sum = 5 212 221 113 131 311 114 sum = 6 141 411 ::: 999 sum = 27 The order within the sum group is ...
Hello I have a very simple Java application which downloads a set of foreign exchanges rates from Yahoo! finance and performs some calculations on them. I am currently running this application in Eclipse. I would now like to do two things: 1. Deploy the application on a VPS so that it can run 24 x 7 2. Develop a management console, so th...
Is it possible to log the session ID in the access log of WebLogic 8.1.6? ...
How to set an acknowledgement (like email or SMS) before JVM shuts down (this is on the server side, not client)? ...
Hi iam going to implement 'On the fly garbage collector in Jikes RVM. But i hardly understand the complex coding of Jikes RVM. Can you tell me what packages do i need to modify so as to make a garbage collector 'on the fly' .I know there is a 'stop the world' marksweep garbage collector in Jikes. But how to convert that 'stop the world' ...
Hi all, My understanding of java String got wrong when i see this code. I am not sure how this is happening. Can anyone explain why is so?. public class NewClass { public static void main(String[] args) { String str=null; System.out.println(str+"Added"); } } output:nullAdded ...
Distcc makes it easy to distribute a C or C++ compile job across a number of machines, and is a godsend for working with large, frequently-built codebases. An increasing number of our large projects are built in Java these days, however. Does anyone know of something equivalent or similar for Java? While it would be great if it would go...
Hello everyone, I would like to order a query by a function which uses properties of the class. Something like: @entity class A { private int id; private String name; public int StringLength() { return name.length(); } } And the sentence something like: "select n from A order by name.StringLength()". Is it possible? Thanks in advan...
I ran into the following issue when setting up a JAXRS test service in a unit test. This is the code (taken from an AbstractJUnit4SpringContextTests-derived test class): JAXRSServerFactoryBean sf = new JAXRSServerFactoryBean(); sf.setServiceBeans(applicationContext.getBean("searchXY")); sf.setAddress("http://localhost:9000/"...
Background: The grails application I am developing has a few levels of granular security. First the least granular is at the controller level. Either you can view a specific page or you cannot (I am using the Acegi spring security plugin). The second level of security is in the service layer via an AOP approach. You can either access a c...
In school we were assigned to design a language and then to implement it, (I'm having so much fun implementing it =)). My teacher told us to use yacc/lex, but i decided to go with java + regex API, here is how the the language I designed looks: Program "my program" var yourName = read() if { equals("guy1" to yourName) } print("hello m...
When I have javax.faces.application.ViewExpiredException I want to send user to login page. web.xml ... <context-param> <param-name>com.sun.faces.enableRestoreView11Compatibility</param-name> <param-value>true</param-value> </context-param> ... <error-page> <exception-type>javax.faces.application.ViewExpire...
I'm using Eclipse with my projects in an SVN repository in a structure like this: trunk +- module1 +- module2 Using the Team Synchronization perspective, I can update individual projects, and merge also works on the projects themselves. Is there a way to do the same on the root level instead of on the project level? I'm using Subv...
Hey, I was trying to combine several arrays of type double into one single array, what is the best way to do it? Thanks! ...
I'm creating an XML document using DocumentBuilderFactory and w3c.org's Document class. I want to validate the resulting structure against an XSD before writing it out to a file. I know that I can set the DocumentBuilderFactory to validate as it is being created but I would prefer not to as I am doing other things with it. Thanks. ...
I want to be able to create a Tuple2 from spring config where I explicitly declare the types of my parameters: <bean class="scala.Tuple2"> <constructor-arg index="0" value="Europe/London" type="java.util.TimeZone" /> <constructor-arg index="1" value="America/New_York" type="java.util.TimeZone" /> </bean> This does not work...
I am writing a program that prints out telephone numbers that are to be entered by users. On the west side, I need a picture icon of 3 people. In the center, I need the keypads. On the North side, I need the numbers to be displayed. Can someone help with the layout of the buttons? ...
hello good people So far i've been working with only a case with 2 properties with and as logical operator so i use LogicalExpression like so Criterion eqRef = Restrictions.eq("referenceID", referenceId); Criterion eqType = Restrictions.eq("verificationType", type); LogicalExpression and = Restrictions.and(eqRef, eqType); this time al...
Sometimes I seem to be quite inefficient. When I was nearly finished typing this, I managed to find the appropriate bug report at Sun. I then thought well, might as well post it, having the screenshot and all. Answer follows. I know, "SELECT isn't broken", and it's always my fault. But here, I really don't get why it should be. My code ...
Is there a possibility, that from inside your program, by calling some java library, make java create memory snapshot of that program? (default .hprof file) ...