.net

WPF Skin Skinning Security Concerns

I'm really new to the WPF in the .Net Framework (get that out of the way). I'm writing an application where the interface is very customizable by simply loading .xaml (at the moment a Page element) files into a frame and then mapping the controls via names as needed. The idea is to have a community of people who are interested in makin...

How to draw Wingdings 2 characters outside of the 0..255 range in .NET?

The standard windows Charmap utility shows quite a few characters in the "Wingdings 2" font whose character codes are greater than 255 - for example, 0xE4E shows a hand. However, if I try to draw these characters as follows: g.DrawString(new string((char) 0xE4E, 1), new Font("Wingdings 2", 20), brush, x, y); then all I get is a stand...

IEnumerable<IEnumerable<T>> to IEnumerable<T> using LINQ

How to split an IEnumerable of IEnumerables to one flat IEnumerable using LINQ (or someway else)? ...

HttpListener - how do I send a WebException HTTP 304 "Not Modified" error back to browser?

Hi, How do I mimic a WebException 304 error back to browser if I am using HttpListener? That is I have received a request to my HttpListener, and then obtained the HttpListenerContext, then from this point how would I mimic/arrange for a HTTP "304 Not Modified" response to be effectively sent back to the browser via the HttpListenerCon...

Reflection, get DataAnnotation attributes from buddy class.

Hi. I need to check if property has specific attribute defined in its buddy class: [MetadataType(typeof(Metadata))] public sealed partial class Address { private sealed class Metadata { [Required] public string Address1 { get; set; } [Required] public string Zip { get; set; } } } How to che...

Problems with FlowLayoutPanel inside Panel with AutoSize

I have the following controls hierarchy: Form Panel (AutoSize = true, AutoSizeMode = GrowAndShrink, Dock = Top) FlowLayoutPanel (AutoSize = true, AutoSizeMode = GrowAndShrink, Dock = Top) Control1, Control2, Control3, Control4, ... FlowLayoutPanel (AutoSize = true, AutoSizeMode = GrowAndShrink, Dock = Top) Control1...

.NET: bundling all files in one installation

i have a vb.net application i published it it made an app files diretory, setup.exe, and some other file i need everything to be in one file because the users are not very computer savy is there a way to bundle everything in one installation file? ...

Going international: tha language class or method in .net

Hi, I created a small WPF desktop application. I am thinking about how to make my application internationalized. Is there any Language Class to research (.NET 3.5 based)? I want to load the my application language from windows region/language configuration automatically. OR. some method to switch language from my application menu list....

adding users, membership, and roles to site

I have followed scott's gu tutorial here I uploaded the whole database to my site. Before doing what Scott's says I had one username stored in the membership. How can I create an additional user now that the table is in the web host? I can see that there's aspnet_Membership, aspnet_Applications, etc..etc ...

Tabs for a ASP.NET website

I would like to add tabs for my website and I understand I can use the tab control in the AJAX toolkit or I can choose to go with JQuery UI tabs. Each tab would need to load a separate asp.net page and I need to customize the tabs to look slick. Any thoughts on what approach I can use? ...

Error Running MVC2 application in IIS on .NET 4.0

I recently installed the RTM version of 4.0. I now receive an error when running MVC2 websites in a .net 4 app pool. The error is "User is not available in this context." All works fine on .net 2.0 app pools or if I run the app within the VS10 web server. The error only occurs in IIS on .net 4.0. To verify that it was not something speci...

How to best show progress info when using ADO.NET?

I want to show the user detailed progress information when performing potentially lengthy database operations. Specifically, when inserting/updating data that may be on the order of hundreds of KB or MB. Currently, I'm using in-memory DataTables and DataRows which are then synced with the database via TableAdapter.Update calls. This w...

error with Security Exception

I am getting the following error on my page: Security Exception Description: The application attempted to perform an operation not allowed by the security policy. To grant this application the required permission please contact your system administrator or change the application's trust level in the configuration file....

Literals that precede { in spark view engine.

I was going through the spark view engine documentation and found a lot of literals showing up in code for which I couldn’t find any references. For e.g. ! , #, $ , !$ , ... What are these for? What do the combinations mean? When do they come into use? Am I missing any more literals that precede or comes after { ...

Why do System.IO.Log SequenceNumbers have variable length?

I'm trying to use the System.IO.Log features to build a recoverable transaction system. I understand it to be implemented on top of the Common Log File System. The usual ARIES approach to write-ahead logging involves persisting log record sequence numbers in places other than the log (for example, in the header of the database page modi...

Where can I download the newest Castle.Facilities.ActiveRecordIntegration.dll?

It's needed, but it's not obvious from the Castle homepage where this file sits. I am looking for a binary release, not source code. ...

Passing Control's Value to Modal Popup

Hello, Just would like know how to pass textbox value to a modal popup after clicking a button using ModalPopUpExtender in ASP.NET, I've tried these codes but seems that I have no luck :( <script runat="server"> protected void Page_Load(object sender, EventArgs e) { Button1.Attributes.Add("onclick", "showModalPopup();...

Which file is the COM++ object and how do I import it to .NET?

I'm trying to write a COM++ object wrapper around a Qt widget (control) I wrote so I can use it in future .NET projects. e.g.: public __gc class comWidget; In the compile directory are the .exe, an exe.intermediate.manifest, and the comWidget.obj, and also some other crap files (.pdb, etc). So what/how do I import into .NET? I feel...

Which assemblies conflict in "found conflict between different versions" ?

I am getting "found conflict between different versions" from one of my projects. How do I find out which assemblies are actually in conflict? ...

What happened to Castle.Core.LifeStyleType in 1.3.0?

This enum used to exist not too long ago. I am upgrading to Castle Core 1.3.0, and the enum is no more. What happened to it? ...