I have a Webform(aspx) page. In it we basically have this form that we "post" when pressing a button, but in reality it is not a true httpPOST, it is actually just a postback onclick event on that...

What's the difference between AutoPostBack=True and AutoPostBack=False?

After doing a lot of research online I'm still stumped by this problem. I have a page that loads the names and count of categories into a drop down list. I only do this if !(Page.IsPostBack). When ...

On a page I have: <asp:TextBox runat="server" ID="EmailTextBox" AutoPostBack="true" OnTextChanged="EmailTextBox_Changed" /> <asp:Button runat="server" ID="SearchButton" OnClick="AddButton...

I've got a WebForm with two drop down lists, where the contents of the second one depend on the first. So if the user changes the category, the second dropdown needs to be filled with the list o...

I have a webpage. I show records from table, lets say, students in my page. I query all the students and show them in grid. I want to use a textbox for filtering the datagridview results. For examp...

with scrolling list box, the page will refresh(unwanted). this problem is only in chrome (Version 27). In other browsers it works properly. .aspx file: <asp:Label runat="server" ID="label1" &...

I have a required field validator to validate a dropdownlist. this dropdownlist is an autopostback one, and it's causevalidation property is set to be false. the issue is, when I select the defaul...

I have an ASP.NET DropDownList with AutoPostBack=true and EnableViewState=false. I have a button on the page that does nothing. If I change the selection in the ddl, it posts back , which is expect...

A TextBox is set to AutoPostback as changing the value should cause a number of (display-only) fields to be recalculated and displayed. That works fine. However, when the field is tabbed out of, t...

I am using asp.net MVC framework. On my page i have a dropdwonbox and when an option is clicked i want to go to another page. But i can't find how/where to set the autopostback property to true. Th...

I've a simple asp.net page (framework 3.5) and an UpdatePanel with a series of dropdownlist I want to populate asyncronously. All works fine in all major browsers (Opera, Safari, IE6, IE7, FF3), bu...

It looks like this question was addressed here, but his solution did not work for me. I am creating a dynamic dropdown menu system that populates a secondary dropdownlist with the results of a quer...