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• MammothVPS launches Backups, DNS Management and more!!!

  - by stefan.sedich

  Yesterday we launched a bunch of new features over at MammothVPS, - All VPS' now have an on-site, off-server backup facility available to them. By default all customers will have 1 free weekly backup made available to them, and should you wish to you can purchase more slots which are available in daily, weekly and monthly schedules. - DNS…

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• How much should I rely on Visual Studio's Auto Generated Code?

  - by Ant

  So I'm reading up on ASP.NET with VB.NET and I want to start making my own, professionally built website using ASP. I'm wondering though; I'm still using the basics so I'm really just a novice, but how much should I rely on Visual Studio to create my elements? Should I make my own text boxes and have my own login routine, or should I just use…

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• Are you ready to grow that Mo (moustache)? Movember is coming

  - by Chris Hammond

  Well here we are, nearing the end of the month of October and coming up on the month of N Movember once again. We here at DNNCorp are in our third year of supporting the Movember cause, growing facial hair on our upper lips to raise awareness and money for men’s health issues. Anyone can participate in Movember, and if you sign up, join a…

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• ASP.NET RedirectPermanent Method using C# and VB.NET

  301 redirection is essential for the best user experience. If something on your website has been changed or moved to a new permanent location, users will need to be permanently redirected. In addition, search engines can follow this type of redirection, and this redirected-to page will now be the one to rank in Google or other search…

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• Loading Entities Dynamically with Entity Framework

  - by Ricardo Peres

  Sometimes we may be faced with the need to load entities dynamically, that is, knowing their Type and the value(s) for the property(ies) representing the primary key. One way to achieve this is by using the following extension methods for ObjectContext (which can be obtained from a DbContext, of course): 1: public static…

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• Parallel task in C# 4.0

  - by Jalpesh P. Vadgama

  In today’s computing world the world is all about Parallel processing. You have multicore CPU where you have different core doing different work parallel or its doing same task parallel. For example I am having 4-core CPU as follows. So the code that I write should take care of this.C# does provide that kind of facility to write code…

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• Enum types, FlagsAttribute & Zero value – Part 2

  - by nmgomes

  In my previous post I wrote about why you should pay attention when using enum value Zero. After reading that post you are probably thinking like Benjamin Roux: Why don’t you start the enum values at 0x1? Well I could, but doing that I lose the ability to have Sync and Async mutually exclusive by design. Take a look at the…

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• Retrieve data from an ASP.Net application using Ado.Net 2.0 disconnected model

  - by nikolaosk

  This is the second post in a series of posts regarding to ADO.Net 2.0. Have a look at the first post if you like. In this post I am going to investigate the "Disconnected" model. When I say "Disconnected" I mean Datasets . Datasets are in memory representations of tables in a particular database. A Dataset contains a Table…

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• Reading RSS data with Linq to Xml

  - by hakanbilge

   Linq to Xml is the best method, I think, for querying, constructing and writing Xml data. In this article, I'll show how to read Rss data with this powerful Xml technique, Linq. Now, create a Website in Visual Studio, add a Textbox and a  [read more....]

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• Retrieve data from an ASP.Net application using ADO.Net 2.0 connected model

  - by nikolaosk

  I have been teaching Entity Framework,LINQ to SQL,LINQ to objects,LINQ to XML for some time now. I am huge fan of LINQ to Entities and I am using Entity Framework as my main data access technology. Entity framework is in the second version right now and I can accomplish most of the things I need. I am sure the guys in the…

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• OpenXML error “file is corrupt and cannot be opened.”

  - by nmgomes

  From time to time I ear some people saying their new web application supports data export to Excel format. So far so good … but they don’t tell the all story … in fact almost all the times what is happening is they are exporting data to a Comma-Separated file or simply exporting GridView rendered HTML to an xls file. Ok…

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• AjaxControlToolkit.resources.dll files deleted

  - by Steve

  I'm using the ASP.NET Ajax toolkit. In addition to the AjaxControlToolkit.dll in my bin directory, I have language directories named es, de, fr, etc... The single file, the AjaxControlToolkit.resources.dll disappears from these directories every once in a while - I can't figure out why. I manually copy them back, but…

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• Find GridView Row from another gridview

  - by Romil

  Hi, I have 2 datagrid (using .net 1.1). I need to access column of second grid ( i need to make a column of second grid as disabled) when i click "Cancel" link button in First Grid. How can this be done?

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• Gridview inside a ModalPopUpExtender causes ModalPopUpExtender to close

  - by harold-sota

  I have a gridview inside a ModalPopUpExtender, the grid view have the button add delete and edit when i clic one of the button of the gridview the popup is closed. I wont to close the popup when the close button is clicked. This is the asp.net part: < cc1: ModalPopupExtender ID="NamePopup" runat="server"…

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• Using Server.CreateObject("ADODB.Stream") in IE7

  - by Daud

  I have a asp.net 1.1 application that uses the following code to write out a file in the response: Dim objStream As Object objStream = Server.CreateObject("ADODB.Stream") objStream.open() objStream.type = 1 objStream.loadfromfile(localfile) …

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• How to reference the DisplayTemplates defined in an Area from main project?

  - by Robert Mao

  I defined a few display templates for classes and they work well when I put them in views/shared/DisplayTemplates. However after I move them into an area, looks like ASP.NET MVC won't look inside Area to find the templates. How to reference the DisplayTemplates defined in an Area from…

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• How can I know which Area my MVC controller action is being called in?

  - by kripto_ash

  I want to know how, from a controller action, I could identify the area in which the controller is in via the MVC framework (I mean, without making all controllers in a given area inherit from a base controller with that info). I'm particularly interested in the case of child actions…

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• Application framework building

  - by Muhammad Umar Siddique

  Hi I was looking to build a Data Access Layer for my new web based application, I'm using ASP.NET. I'm want to build a framework not only for this application but also want to utilize it for my future projects. Actually my main aim is to make a framework, from DAC, DAL, BL to GUI. I…

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• Pass values from MasterPage UserControl to child ASPX Page

  - by Leekey

  Hi, Senario: Masterpage with a UserControl and a child ASPX page In the past when using this senario I've used an Interface as a way to pass a value from the UserControl (embedded in a master page) to the masterpage code behind then consume that value in the child aspx page. My…

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• How to call a Web Service from the Controller?

  - by John

  I have an asp.net MVC2 application that needs to call a web service from the controller. How do I do this? It is a RESTful service that returns Json data. I cant seem to find a good example. Thanks

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• Calling Web Services Asynchronously in Page_Load Event

  - by Umar Siddique

  I'm working on a web application using VB.NET. In page load event am calling a remote web service which take time to bring the data. During this process none of the other contents on page are shown(render). I want to call this remote web service asynchronously so that other data…

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• Error in casting

  - by Nasser Hajloo

  I have a simpleAsp.net page which I make it Ajaxable. everything works fine but I face with a problem whenever a specific method calls. Actually the Browser tell me that Sys.WebForms.PageRequestManagerServerErrorException: Unable to cast object of type…

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• ByRef vs ByVal generates errors!?

  - by serhio

  ByRef vs ByVal generates errors!? I had a method that used an Object Function Foo(ByRef bar as CustomObject) as Boolean this method generated errors, because some strange .NET Runtime things changed the bar object, causing its Dispose()al. A lot of…

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• How to replace HEX character in an xml document?

  - by Nalum

  I'm trying to import an xml file into vb.net XmlDocument but am getting the error: '.', hexadecimal value 0x00, is an invalid character. Line 94, position 1. I'm wondering if there is a way to replace the hex character 0x00 The following are lines…

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• How do I create a simple seach box with a submit button to bring back a result set in MVC?

  - by RJ

  I am very new to MVC and just learning the basics. I have been following along in Nerd Dinner and used the demo as a way to create my own app. I have created a page that lists out some food items with calories, fat, protein,etc... …

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