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• Simple Physics Simulation in java not working.

  - by Static Void Main

  Dear experts, I wanted to implement ball physics and as i m newbie, i adapt the code in tutorial http://adam21.web.officelive.com/Documents/JavaPhysicsTutorial.pdf . i try to follow that as i much as i can, but i m not able to apply all physical phenomenon in code, can somebody please tell me, where i m mistaken or i m still doing some silly…

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• Silverlight 4 WCF RIA Services and MVVM is not as simple

  - by Thomas Jaskula

  [Disclaimer: I'm ASP.NET MVC Developer] Hi, I'm looking for some best practices with implementing MVVM pattern with WCF RIA in Silverlight 4. I'm not looking to use MEF of IoC for locating my ViewModels. What I would like to know is how to apply MVVM pattern with Silverlight 4 and WCF RIA. I don't want to use other stuff like Prism or…

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• WPF - simple relative path - FindAncestor

  - by user309392

  In the XAML below the ToolTip correctly binds to RelativeSource Self. However, I can't for the life of me work out how to get the TextBlock in the commented block to refer to SelectedItem.Description <Controls:RadComboBoxWithCommand x:Name="cmbPacking" Grid.Row="2" …

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• How to generate simple Packing List with MySQL ?

  - by Stephen

  Hi, I need help on how to create a packing list of a shipment with MySQL. Let's say i have 32 boxes of keyboard ready to ship, the master carton can contain 12 boxes. I only have value 32 boxes and volume of 12. The other value in result below is generated by sql command. Not coming from record. So this easily calculate that the…

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• Simple CSS Scale-Nine Layout

  - by rfkrocktk

  After all these years, I still haven't learned CSS layout, so bear with me. I'm trying to create a container with rounded corners that I generated in Photoshop. The background of the container is white, so I have eight images: top-left-corner, top, top-right-corner, right, bottom-right-corner, bottom, bottom-left-corner, and left. …

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• A simple augmented reality application in C#

  - by Ian

  Hi All, I would like to start a personal project that will give me a lot of new concept to learn and understand. After some thought, I figured that an Augmented Reality related project will be the most beneficial for me because of the following reasons: I haven't tried interfacing a program with a live video/camera feed I…

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• Java Simple WGS84 Lat Lon to Pixel X, Y

  - by Cnich

  I've read a multitude of information regarding map projection today. The amount of information available is overwhelming. I am attempting to simply convert lat, long values into a screen X, Y coordinate not using any map. I do not need the values projected onto any map, just on the window. The window itself is representing…

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• Simple POST random number issue in PHP

  - by MrEnder

  Ok I am trying to make something to ask you random multiplication questions. Now it asks the questions fine. Generates the random questions fine. But when it reloads the page the random numbers are different... how can I fix this? <?php $rndnum1 = rand(1, 12); $rndnum2 = rand(1, 12); echo "<h3>". $rndnum1 . " x…

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• Turning XSLT into a simple HTML snippet.

  - by jaasum

  http://drp.ly/yeAex <?xml version="1.0" encoding="UTF-8"?> <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> <xsl:template match="/data/tour/entry"> <img src="{filename}"/> <h2>{heading}</h2> {description} </xsl:template> </xsl:stylesheet> …

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• Grails - Simple hasMany Problem - Using CheckBoxes rather than HTML Select in create.gsp

  - by gav

  My problem is this: I want to create a grails domain instance, defining the 'Many' instances of another domain that it has. I have the actual source in a Google Code Project but the following should illustrate the problem. class Person { String name static hasMany[skills:Skill] static constraints = { id…

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• GWT simple form validation example

  - by nablik

  Hi, I'm looking for nice and fast way for validating forms in GWT, that can display errors one by one, focusing on the offending field. I've found gwt-validator and gwt-validation, but their documentation lack of examples. Thanks for help

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• Websphere 7 simple realm (like tomcat-users.xml)

  - by Heavy Bytes

  I am trying to port a J2EE app from Tomcat to Websphere and I'm not too familiar with Websphere. The only problem I am having is authorization (I use basic-authentication in my web.xml). In Tomcat I use the tomcat-users.xml file to define my users/passwords and to what roles they belong. How do I do this…

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• Soapui & Xpath : Problem with assertion for a simple node

  - by mada

  Hi, i'm currently using SoapUI Free edition 3.2-beta 2. And i have a weird problem with a Xpath assertion: I have this in response: (...) And i'm using this xpath to assert that the "niveau" with id='2' is in the response: Xpath expression;…

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• Simple form not working anymore, since adding jquery tablesorter on same page

  - by Michael

  Hi, I'm using jquery and tablesorter plugin to sort a table in a php-page, which works flawless. Further I have this form in it: <form name="newrs" id="newrs" action="edit.php" enctype="multipart/form-data" method="POST" onSubmit=""> <input class="btn" id="bbtnNew" name="button"…

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• [Gray Hat Python] Simple debugger, want work ??

  - by Rami Jarrar

  hi, i'm reading the Gray Hat Python,, i reach for this :: class debugger(): def __init__(self): self.h_process = None self.pid = None self.debugger_active = False def load(self,path_to_exe): creation_flags = DEBUG_PROCESS startupinfo =…

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• Error in simple Java application

  - by mrblah

  Just playing around with java trying to learn it etc. Here is my code so far, using HtmlUnit. package hsspider; import com.gargoylesoftware.htmlunit.WebClient; /** * @author */ public class Main { /** * @param args the command line arguments */ public static…

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• .NET converting simple arrays to List Generics

  - by Manish Sinha

  This question might seem trivial and also stupid at the first glance, but it is much more than this. I have an array of any type T (T[]) and I want to convert it into a List generic (List<T>). Is there any other way apart from creating a Generic list, traversing the whole…

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• WPF binding only inside XAML (simple question)

  - by 0xDEAD BEEF

  Why this works <myToolTip:UserControl1> <TextBlock Text="{Binding Path=TestString, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type myToolTip:UserControl1}}}"/> </myToolTip:UserControl1> BUT this does not <myToolTip:UserControl1…

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• simple web parts in asp.net show as blank page

  - by Javaman59

  I am trying to develop web parts in VS 2008/WinXP I created a Web Site project, and added a couple of web parts within the default form in default.aspx <form id="form1" runat="server"> <div> <asp:WebPartManager ID="WebPartManager1" runat="server"> …

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• Help improving a simple assembly function

  - by MPelletier

  I just handed in this function in an assignment. It is done (hence no homework tag). But I would like to see how this can be improved. Essentially, the function sums the squares of all the integers between 1 and the given number, using the following formula: …

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• Antlr question: cannot get Antlr tool to compile simple file from ANTLRWorks

  - by Don Henton

  Here is the grammar file: grammar fred; test : 'fred'; Here is the batch file to launch the tool: SET JAVA_HOME=C:\Program Files\Java\jdk1.6.0_24 SET PATH=%PATH%;%JAVA_HOME%\bin SET ANTLR_HOME=c:/users/don/workspace/antlrAssign/lib/ java -cp…

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• What is the most simple implementation of IDynamicMetaObjectProvider?

  - by Néstor Sánchez A.

  Hi, I have this scenario... 1.- I'm providing a "Dynamic Table" for wich users can define Fields. Each Dynamic Table will have as many rows/records as needed, but the Field definitions are centralized. 2.- My Dynamic Row/Record class was inherited…

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• Draw simple circle in XNA

  - by George Johnston

  I want to draw a 2d, filled, circle. I've looked everywhere and cannot seem to find anything that will even remotely help me draw a circle. I simply want to specify a height and width and location on my canvas. Anyone know how? Thanks!

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• Simple animation using C#/Windows Forms

  - by clintp

  I need to knock out a quick animation in C#/Windows Forms for a Halloween display. Just some 2D shapes moving about on a solid background. Since this is just a quick one-off project I really don't want to install and learn an entire new set of…

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• Simple Data Caching using Weak References in WCF

  - by Tawani

  Given that I have the following WCF service: class LookUpService { public List<County> GetCounties(string state) { var db = new LookUpRepository(); return db.GetCounties(state); } } class County { public string…

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