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No value was given for one or more required parameters

Able MAKING THE MISTAKE

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How to capture Location of points on form minimise - Chart control

I have a query in Win Forms.I'm using microsoft chart control for displaying some set of points.When user mouse over the point, I'm capturing x,y position and I'm drawing lines on the screen from the...

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Thread synchronization & signaling

what is thread synchronization and what thread signaling. if possible explain in easy way with example.here i am pasting code.class SimpleWaitPulse { static readonly object _locker = new object();...

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Triangular error sample code XAML user control.

I have a compound button - image with text as a user control- just based on the  beginners sample at  http://wpftutorial.net/WPFIntroduction.html.When I drag the user control to the mainWindow/xaml is...

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Virtual Desktop delete issue

Hi All,I am using Win32 desktop API's to make use of virtual desktop on windows machine.Desktop methods which I am using in my program are:CreateDesktopCloseDesktopSwitchDesktopOpenDesktopI am...

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How to get generic list

I would to build a function which should return a collection of childen with given type:repetitive code like thisIEnumerable<ComboBox> collection = panel.Children.OfType<ComboBox>();...

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Restore windows minimized at startup

An application has many windows that are minimized on startup. If one hovers on the taskbar application icon, a popup list of windows for the application appears (as expected). Windows that are visible...

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quesioning the value of the text of a button control [ if (button1.Text =...

how could the text value of a control be used in an if statment likeif (button1.text = "Start") {   button1.text = "Stop"; }else {   button1.text = "Start"; }

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Confused about the difference between thread pool and background thread

what is thread pool ? is it background thread ?what is the difference between thread pool and background thread ?please explain with sample situation that when to use thread pool  and when we should...

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Membership Services

I was just wondering if Microsoft has ended, or isn't working on Membership Services anymore... I am building a new web application, but it appears that all of the ASP.Net Configuration tools I used...

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FileSystemWatcher windows service not firing on Windows Server 2008 R2

FileSystemWatcher service works fine on my local computer but not on a Winsows Server 2008 R2. Nothing is being logged in the event logs, however, they do tell me that service is running.Any pointers...

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Need Explanation of following Code

Hi Guys,I need explanation of the following code , Can please help me in learning it var product1 = new Lazy<_Default>(() => new _Default { ID = 1, product = "TV" });Thank you

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To initialize InArgument with default values

HiIn my application im using a variablea=  InArgument<IList<double>>().How can i initialize 'a' with a set of initial/default values

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What Using Statement defines a "Page" object

The statements Page pg = new Page();pg.Draw()is failing in my program and I cannot find the "Using" statement that will make "Page" a valid object.Could someone please point me to the correct...

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Battery Status

Hello,I am developing an app to determine battery status, I just want to know which field value is changed when battery is full charged. I am using WIN32_Battery class. Referred to...

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Run C# statement Based Off of SQL Server Field Value

I have a SQL Server Table that contains a value of either 0 or -1.  And I have a C# statement set to read like so.  BUT it didn't execute and I was curious if it's becauause I have my C# code set to be...

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Homework Help in C# for dual-form program including a listbox and a text file...

If I show you code (well, I'll show you the Class code), it would have to be the class, the main form, and the short form--basically, too much. So, let me lay out the problem and then tell you what...

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how can i get images from a folder in C#?

hello    i have created a form in C# having a browse button through which user can browse the system for images. i want to get only images of any type from the folder selected be user from system and i...

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Do...While not functioning as expected.

Here is my code: using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms;...

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Signing assembly

Hello,I have a c# solution developed in visual studio 2010(consists dll and gui) which has been signed using strong key. When i build the same no error occurs. But when I try to run the gui it is...

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