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Search found 190 results on 8 pages for 'icollection'.

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• Method in ICollection in C# that adds all elements of another ICollection to it

  - by drasto

  Is there some method in ICollection in C# that would add all elements of another collection? Right now I have to always write foreach cycle for this: ICollection<Letter> allLetters = ... //some initalization ICollection<Letter> justWrittenLetters = ... //some initalization ... //some code, adding to elements to those ICollections …

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• What is the most basic class that inherits ICollection<T>

  - by Martin Neal

  I need a generic collection class which I can add to, and enumerate over. Since ICollection<T> inherits from IEnumerable<T>, the class really just needs to inherit from ICollection<T>. Is there a simple generic class in the BCL that just inherits ICollection<T>? If not, then what class comes closest? I would guess…

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• converting linq query to icollection

  - by bergin

  Hi there. I need to take the results of a query: var query = from m in db.SoilSamplingSubJobs where m.order_id == id select m; and prepare as an ICollection so that I can have something like ICollection<SoilSamplingSubJob> subjobs at the moment I create a list, which isnt appropriate to my needs: query.ToList(); what do I do…

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• Extracting [] elements from form collection - mvc - should use icollection but have mix of types

  - by bergin

  hi there. have looked at Phil Haacks project on books at http://haacked.com/archive/2008/10/23/model-binding-to-a-list.aspx which has been useful, but I have a mix of data types. I use a modelview so that i can have a mix of objects, in this case: Order (ie order.id, order.date etc), Customer, SoilSamplingOrder and a list of…

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• NHibernate Error - Expression argument must be of type ICollection

  - by Liam McLennan

  The above error occurred when I executed a linq query using the following expression: (s) => s.Book.Slug.Equals(bookslug) && ids.Contains(s.Id); ids in this case is of type IEnumerable<Guid>. As indicated by the error message the fix is to change ids to ICollection<Guid>, then the query executes…

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• How to use ArrayList to store some data using ICollection

  - by Shantanu Gupta

  I want to store few strings into an array using ArrayList. How can I store all the strings at once without using Add function every time. Is it somewhat related to interface ICollection in anyway. Can I use ICollection to store my array. If yes How. ArrayList _1019=new…

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• Asp.Net MVC 2 .NET 4 only bind ICollection<T>, not IEnumerable<T>

  - by Carl Hörberg

  Since I upgraded to .NET 4 or MVC 2 I can only bind lists to ICollection< and types inheriting from ICollection<. Previously, in .NET 3.5 and MVC 1 i could bind to arrays and IEnumerable<. Is this a known issue or have i done something stupid?

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• Using a ICollection Value in sqlite SELECT parameterized statment

  - by case23

  Im trying to get all the entrys from a sqlite Database which have the same name as the keys in a Hashtable. My Statement looks like this. // the keys from the hashtable are names equivalent // to name entrys in the SomeTable Names Collumn Hashtable names; String query…

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• C#: Easy access to the member of a singleton ICollection<> ?

  - by Rosarch

  I have an ICollection that I know will only ever have one member. Currently, I loop through it, knowing the loop will only ever run once, to grab the value. Is there a cleaner way to do this? I could alter the persistentState object to return single values, but that…

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• Why does the entity framework need an ICollection for lazy loading?

  - by Akk

  I want to write a rich domain class such as public class Product { public IEnumerable<Photo> Photos {get; private set;} public void AddPhoto(){...} public void RemovePhoto(){...} } But the entity framework (V4 code first approach)…

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• How can I dynamically access user control properties?

  - by rahkim

  Im trying to create a "user control menu" where links to a page's usercontrols are placed at the top of the page. This will allow me to put several usercontrols on a page and allow the user to jump to that section of the page without scrolling so much. In order…

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• C#: How to remove items from the collection of a IDictionary<E, ICollection<T>> with LINQ?

  - by Rosarch

  Here is what I am trying to do: private readonly IDictionary<float, ICollection<IGameObjectController>> layers; foreach (ICollection<IGameObjectController> layerSet in layers.Values) { foreach…

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• c# Reflection - Find the Generic Type of a Collection

  - by Andy Clarke

  Hi, I'm reflecting a property 'Blah' its Type is ICollection public ICollection<string> Blah { get; set; } private void button1_Click(object sender, RoutedEventArgs e) { var pi = GetType().GetProperty("Blah"); …

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• .Net 3.5 Chart Controls Exception

  - by ChrisHDog

  I am using the new free .net chart controls and they appear to work fine when I run the project up in visual studio, but when hitting the same via IIS I get and exception: [HttpException (0x80004005): No http handler was found for request type…

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• sharepoint custom aspx page with database connection

  - by Megini

  hi there i have created a custom aspx page whithin my sharepoint site with a sql server connection to a database on that server to select data when i view the page it works but when another user tries to view it it gives the following error :…

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• EF 6 Code First Many to many With Payload and self referencing many to many

  - by lesley86

  I Have the problem where i have a many to many relationship and on one of the tables there will be a self referencing many to many. So basically a school have zero or many groups and many groups can have 0 or many schools. The groups table…

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• What is my HttpContext.GetLocalResourceObject Method Virtual Path?

  - by ARUNRAJ

  I have read http://msdn.microsoft.com/en-us/library/ms149953.aspx and need to verify what is my GetLocalResourceObject virtual path. My local resource files are located on my pc at: C:\inetpub\wwwroot\GlobalX\Input\App_LocalResources …

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• C#: Windows Forms: What could cause Invalidate() to not redraw?

  - by Rosarch

  I'm using Windows Forms. For a long time, pictureBox.Invalidate(); worked to make the screen be redrawn. However, it now doesn't work and I'm not sure why. this.worldBox = new System.Windows.Forms.PictureBox(); this.worldBox.BackColor =…

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• C# POCO T4 template, generate interfaces?

  - by Jonna

  Does anyone know of any tweaked version of POCO T4 template that generates interfaces along with classes? i.e. if I have Movie and Actor entities in .edmx file, I need to get the following classes and interfaces. interface IMovie { …

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• C#: Get a list of every value for a given key in a set of dictionaries?

  - by Rosarch

  How can I write this code more cleanly/concisely? /// <summary> /// Creates a set of valid URIs. /// </summary> /// <param name="levelVariantURIDicts">A collection of dictionaries of the form: /// …

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• C# Design a class with interface?

  - by Haroon

  I am having a bit of trouble understanding how I will design a class. My class will have 3 methods ICollection<Field> GetFields(); //perform validation internally - return back the object T UpdateFields(ICollection<Field>…

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• ASP.NET MVC3 checkbox dropdownlist create [migrated]

  - by user95381

  i'm new in asp.net MVC and I/m use view model to poppulate the dropdown list and group of checkboxes. I use SQL Server 2012, where have many to many relationships between Students - Books; Student - Cities. I need collect StudentName,…

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• Entity Framework 4 CTP 5 POCO - Many-to-many configuration, insertion, and update?

  - by Saxman

  I really need someone to help me to fully understand how to do many-to-many relationship with Entity Framework 4 CTP 5, POCO. I need to understand 3 concepts: How to config my model to indicates some tables are many-to-many. How to…

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• PHP 'instanceof' failing with class constant

  - by Nathan Loding

  I'm working on a framework that I'm trying to type as strongly as I possibly can. (I'm working within PHP and taking some of the ideas that I like from C# and trying to utilize them within this framework.) I'm creating a Collection…

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• WPF Binding to IDictionary<int,MyType>.Values Doesn't Respond to Property Changes?

  - by Phil Sandler

  I am binding a ListView a property that essentially wraps the Values collection (ICollection) on a generic dictionary. When the values in the dictionary change, I call OnNotifyPropertyChanged(property). I don't see the updates on…

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