I am trying to populate a GridView using Entity Frameworkm but every time I am getting the following error:
I’m trying to set the Content-Type header of an HttpClient object as required by an API I am calling.
I’m trying to parse some JSON data from the Google AJAX Search API. I have this URL and I’d like to break it down so that the results are displayed. I’ve currently written this code, but I’m pretty lost in regards of what to do next, although there are a number of examples out there with simplified JSON strings.
I have a class that contains an enum property, and upon serializing the object using JavaScriptSerializer, my json result contains the integer value of the enumeration rather than its string “name”. Is there a way to get the enum as a string in my json without having to create a custom JavaScriptConverter? Perhaps there’s an attribute that I could decorate the enum definition, or object property, with?
I’ve just upgraded my ASP web API project from .Net core 2.0 to 3.0. I was using
I know the error message is common and there are plenty of questions on SO about this error, but no solutions have helped me so far, so I decided to ask the question. Difference to most of similar questions is me using App_Code directory.
I just used the XmlWriter to create some XML to send back in an HTTP response. How would you create a JSON string. I assume you would just use a stringbuilder to build the JSON string and them format your response as JSON?
I have a web application that I’m working on (ASP.NET2.0 with C#, using VS2005). Everything was working fine, and all of a sudden I get the error:
I am holding some information in static variables defined in page class (not in Global.asax). I only declare variable in code like:
What should be the HttpClient lifetime of a WebAPI client?
Is it better to have one instance of the HttpClient for multiple calls?