I uses asp.net listview control to display the details. Each item has the group details. For demo purposes group is hard coded. I want to display the listview as shown below Right now, I have t...

How do you obtain a strongly typed header class from the namespace System.Net.Http.Headers from an ASP.NET Core controller? In a controller derived from Controller, Request.Headers is available, bu...

I have a Master Page that have a asp:Panel control and the code that sets Visible = False in it's code behind. Now i want to change Visible = True in one of content page. How do it? Master page c...

The Label control in ASP.NET seems to render <span> tags, but is there a server control to render HTML within a <div>? Sure, I could set display: block and it might look the same, but ...

I have multiple dropdownlist in a page and would like to disable all if user selects a checkbox which reads disable all. So far I have this code and it is not working. Any suggestions? foreach (Co...

Is it possible to set the ClientID of any asp.net server control? How can I do this?

I have a project and I am trying to register a custom server control (there is no .ascx file) on the page. I am currently using Class Declaration namespace MyApp.Controls{ public class CustomCo...

This question points out Literal vs Label while this question points out Panel VS. PlaceHolder but just today I was debating with my colleague on using PlacHolder vs Literal for adding HTML markup ...

To my mind the advantage of implicit localization over explicit localization is that if you have more than one property to localize for a given control, it's a more economical syntax. In the case ...

I want to create a Repeater that displays the header/footer based on properties, only if the DataSource is empty. public class Repeater : System.Web.UI.WebControls.Repeater { public bool ShowHead...

This is the IF -Else ladder which I have created to focus first visible control on my form.According to the requirement any control can be hidden on the form.So i had to find first visible control ...

I want to do something like (Updated example): <uc:Tabs> <Tab Name="A handy tab"> <Node Url="~/Default.aspx" /> <Node Url="~/Node2.aspx" /> </Tab> <Tab Name=...