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The 'packages' element is not declared
When using asp.net mvc 3 project with vs 2010 I have lots of warnings like the ones below:
5 Answers
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What is [Serializable] and when should I use it?
... @Jens if i understood correctly JSON.net dont care one bit about it but asp.net changes this behavior a bit. I believe you can circumvent this with JsonObject / JsonProperty attributes.
– Base
Aug 23 '19 at 6:23
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What is the { get; set; } syntax in C#?
I am learning ASP.NET MVC and I can read English documents, but I don't really understand what is happening in this code:
1...
System.Timers.Timer vs System.Threading.Timer
...ecutes on the UI thread.
System.Web.UI.Timer
(.NET Framework only), an ASP.NET component that performs asynchronous
or synchronous web page postbacks at a regular interval.
It is interesting to mention that System.Timers.Timer was deprecated with .NET Core 1.0, but was implemented again i...
Detect changed input text box
...nd it on the list of HTML5 events : w3schools.com/tags/ref_eventattributes.asp or here help.dottoro.com/ljhxklln.php
– Ouadie
Jul 10 '13 at 8:44
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How to return raw string with ApiController?
...esponseMessage(response)
End Function
I call it from this routine on the asp.net server:
Public Async Function PostJsonContent(baseUri As String, requestUri As String, content As String, Optional timeout As Integer = 15, Optional failedResponse As String = "", Optional ignoreSslCertErrors As Bool...
querySelector, wildcard element match?
...od css selector reference:
https://www.w3schools.com/cssref/css_selectors.asp which shows the :not selector as follows:
:not(selector) :not(p) Selects every element that is not a <p> element
Here is an example: a div followed by something (anything but a z tag)
div > :not(z){
border:...
How can I get the executing assembly version?
...
It's worth mentioning that this doesn't work in ASP.NET MVC apps, because of the launch context. A workaround is to reference a known Type in your website assembly, e.g. the ubiquitous MVC HomeController, so in Razor: v@(Assembly.GetAssembly(typeof(MyWebProject.Mvc.Control...
Entity Framework code first unique column
...ex key columns."
(from: http://msdn.microsoft.com/en-us/library/ms191241.aspx )
You can solve this by setting a maximum string length on your model:
[StringLength(450)]
Your model will look like this now in EF CF 6.1+:
public class User
{
public int UserId{get;set;}
[StringLength(450)]
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Can I have multiple background images using CSS?
.... we can read in detail here http://www.w3schools.com/css/css3_backgrounds.asp
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