.net

LINQ group by and getting latest value

Say I have a structure like: class SomeObject Public Name as String Public Created as Date ... end class I have a List(of SomeObject), which has multiple entries for each name with different times. I'd like to select the newest (largest Created value) object for each Name. Given: Name Created A 2010-04-16 * A ...

creating enumeration using .NET's CodeDom

Hi, I want to create an Enumeration using CodeDom API. I have searched enough on the internet and I get results which are hardly of any use. What I want to generate is public enum bug_tracker_type { [Description("Bugzilla")] Bugzilla, [Description("Debbugs")] Debbugs, [Description("PHP Project Bugtracker")] PHP...

Simply doing modelType.ToString() isn't sufficient, How can i use it via Activator.CreateInstance?

public class MyController { public object CreateByEnum(DataModelType modeltype) { string enumText = modeltype.ToString(); // will return for example "Company" Type classType = Type.GetType(enumText); // the Type for Company class object t = Activator.CreateInstance(classType); // ...

c# bitmap filling

I want a create a bitmap of size 160*160 and split it four squares and each square to filled with one color how to do ...

C# Image HttpHandler: Disable cookies in handler (YSlow / Google PageSpeed)

Hi. I have a HttpHandler for resizing images, round corners, reflection etc etc. This i working OK. The problem i have is, that some data is stored in cookies, and the cookies are send to images, when they are shown. Is there any way to disable this globally (cookie-free requests) in web.config, or even in the HttpHandler itself? Examp...

To Ajax or Not to Ajax a listing page

Here i am talking about product listing pages where there are multiple filters that filter the list of products appearing on the page like product types, categories price range etc. I have done such pages using both ajax and no ajax way in the past. What I like about using ajax in such page is that, when filters are selected I only upd...

Selecting by ID in Castle ActiveRecord

How can I write a criteria to return all Orders that belong to a specific User? public class User { [PrimaryKey] public virtual int Id { get; set; } } public class Order { [PrimaryKey] public virtual int Id { get; set; } [BelongsTo("UserId")] public virtual User User { get; set; } } return ActiveRecordMediator<Order>.Fin...

C#/.NET: Retrieving the contents/file attributes from a file inside a recycle bin

Hi, I just wanna ask if there's a possibility to retrieve the contents of a 'dump' file from the recycle bin programatically. The contents that I'm looking for are file attributes like 'Date Last Modified, 'Data created', 'size', etc (without restoring the file itself to the original location to preserve the original attributes found wh...

Metric to measure object-orientedness

Is there a metric that can assist in determining the object-orientedness of a system or application? I've seen some pretty neat metrics in the .NET Reflector Add-ins codeplex project, but nothing like this yet. If such a metric doesn't exist, would it even be possible or useful? There are the 3 supposed tenets of object-oriented programm...

How to Regex.IsMatch at a specified offset in .NET?

Suppose I want to match "abc" within the string s only if it occurs exactly at index n. int n = 2; Console.WriteLine(new Regex("abc").IsMatch("01abc", n)); // true Console.WriteLine(new Regex("abc").IsMatch("0123abc", n)); // true (but want false) Console.WriteLine(new Regex("^abc").IsMatch("01abc", n)); // false (but want true) Seems...

Style odd table rows differently in ASP.Net MVC

Help me replace this code, both me and Resharper don't like it: <table width="100%"> <% for (int row = 0; row < 10; ++row) {%> <%= "<tr" + ((row % 2 == 0) ? " class='even'" : "") + ">" %> ... </tr> <%}%> </table> ...

Sending jpegs by tcp socket...sometimes incomplete.

Vb.net Hi I've been working on a project for months now (vb 2008 express). There is one final problem which I can't solve. I need to send images to a client from a 'server'(listener). The code below works most of the time but sometimes the image is incomplete. I believe this might be something to do with the tcp packet sizes varying, ...

Is correct order of WCF TCP messages guaranteed for multiple sending threads?

There is a single WCF connection using TCP. Two threads on the server write to this connection consecutively. Is it always guaranteed that the first message gets processed by the client first? According to my understanding it should be guaranteed. ...

.NET Build Process

All I am looking for the best free set of tools to be used in a MS Based build process. Checkout, Build, Package, Test, Deploy, etc. I know this question has been asked before but it was over 2 years ago, and in our world that is an eternity. I am looking to develop a pattern that is easily adapted to similar projects. Almost like a t...

Weird exception in linkbutton in a datalist

Dear all, I have written this datalist : <div class="story" runat="server"> <asp:DataList ID="DataList2" runat="server" Height="16px" Width="412px"> <SeparatorTemplate> <hr /> </SeparatorTemplate> <ItemTemplate> <asp:LinkButton ID="Lin...

Serializing a list of Key/Value pairs to XML

I have a list of key/value pairs I'd like to store in and retrieve from a XML file. So this task is similar as described here. I am trying to follow the advice in the marked answer (using a KeyValuePair and a XmlSerializer) but I don't get it working. What I have so far is a "Settings" class ... public class Settings { public int s...

problems with correct update to .net 4.0 on win2003

Tried to test .net4rc1 site on test host with win2003. As expected by default server returned error about " targetFramework="4.0" in web.config. But since I switched ASP.NET version to 4.0 and reboot that site just returning 404. Whats wrong?) ...

BSoD when creating threads

I am trying to create +5 threads synchronously so there shouldn't be any concurrency error. Code: System.Threading.Thread t = new System.Threading.Thread(proc); t.Start();//==t.BlueScreen(); t.Join(); Is darkness a feature ? I am doing something wrong? OS:Microsoft windows vista(unfortunately) x64 Language:C# 3.0|4.0 .Net version:3...

Swapping out web services

I created a gui in .net that I want other people to use. It connects to my custom database via a web service and returns data. Now I want other people to use it. They tell me that they want to use their own database. How can I let them plug their database results into my gui? It is almost as though I want to repoint to their web ser...

Entity Framework Complex Type vs Creating new Entity

Hi, I'm reading about the Entity Framework 4.0 and I was wondering why should I create a complex type and not a new Entity (Table) and a relation between them? Thanks, Ronny ...