Questions tagged as 'webforms'

Tagged questions
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Problems with asp.Net Web Form

Good morning colleagues, I'm starting in asp. Net and I have several problems, Visual Studio removes me or puts unexpected things that I do not have in my design. I hope you can help me thanks in advance.     
asked by 06.10.2018 / 19:32
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Robobrowser to login in a form

I'm trying to login in a web form: from robobrowser import RoboBrowser s = requests.Session() browser = RoboBrowser(session=s, history=True, parser='html.parser') browser.open('https://www.miweb.com/') print(str(browser.parsed)) form = brows...
asked by 13.09.2018 / 10:17
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Name problems of the "id" o Does not recognize the "id"

Hi, I want to migrate a template to WebForm , so I try to copy the html code with its libraries (css, js) and when I run the aspx page, I get the error of IDs name of my labels.    Here I leave all the contents of the head:     Trans...
asked by 15.08.2018 / 17:54
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Log me correctly on asp.net

I'm starting to work with webForms / aspx, I'm trying to implement a simple log but there is an error in what I'm trying to do. I have this code in the backend that if the user is incorrect it returns a response value to AJAX to show an alert...
asked by 18.08.2018 / 22:56
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I do not recognize the reference of my class library

Hello friends I am working on 3 layers with WebForms and I am already in the presentation layer, I try to run the layer in some browser and I get this error:    CS0246: Can not find the type or space name of   'Business' names (missing a usin...
asked by 08.08.2018 / 05:46
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What is the property to call the value of an item selected from a list?

I had a question while developing this code, I made a drop-down list in which each one has the value of an ID. Now I want to develop a condition to disable more drop-down lists and enable them until you select an item where its value ID &g...
asked by 31.07.2018 / 22:47
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Where do I need the connectionSting property?

I have a question, what is this message about and how do I resolve it? "ConnectionString property has not been initialized". In my code there is a variable that stores a string for my connection, and I want to use it but it has marked me this...
asked by 29.07.2018 / 05:21
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Save a data in a sql table

I have a dilemma with a webpage project that I am doing. You see, it is a record of certain products sold, creating invoice type, then I need a folio. The folio that will be assigned by default to each user will be 1, the number will be saved in...
asked by 04.07.2018 / 16:37
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Fill a DropDownList with Date. ASPX C #

Hello! How can I fill a DropDownList that stores me the last five previous dates beginning with, say, today? 06/28/2018 06/27/2018 06/25/2018 And when selecting a date I upload a GridView that is linked to a database; a table that contai...
asked by 28.06.2018 / 17:41
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asp.net client / server

How could I call a server-side function from the client side, which returned results and use that data from the client side? client-side code: html: <input type="button" value="Search" onclick="codeAddress();"</input> javas...
asked by 20.06.2018 / 00:54