model-view-controller

问题 I have an external location set on my application.properties as below spring.config.location=file:${catalina.home}/conf/app.properties app.properties has a property as timeOut=10000 . There are many other properties as well. I need to set this property on my session something like this: session.setMaxInactiveInterval(timeOut_Property); How can this be achieved? Adding Controller: @Controller public class StartController { @Value("${spring.config.location.defaultTimeout}") private int

问题 Hi Following from stack over flow question , Map() not a funtion when calling MVC end point using react, I want to navigate from one page to another. I have read about react router, but not sure how to use them. So if the first page just displays the roomids, I want to be able to click on it and show the available Orange/apple etc on a different page. Is this possible? Thanks in advance. 来源： https://stackoverflow.com/questions/54810915/navigate-from-1-page-to-another-on-table-row-click-using

问题 I got this error in the browser after updating to .net core release 3.0 : TypeLoadException: Could not load type 'System.Diagnostics.CodeAnalysis.MaybeNullAttribute' from assembly 'netstandard, Version=2.1.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51 I've updated everything to latest version 3.0. Is it a bug? What should i do? 回答1: This error occurred when using preview SDK of .NET Core. Based on this git thread: Make sure all .net core runtimes and SDKs are uninstalled. Run dotnet -

问题 I'm new to Unity, but this question is more generic to IoC, and I’m pretty new to implementing IoC as a whole. I have VS2010 solution with this project structure (simplified slightly): Business Objects – Folder DomainModel (Class Lib prj.) – Entity Framework 2 POCO entities Data Layer – Folder DataAccess (Class Lib prj.) – EF2 EDMX Repository (Class Lib prj.) – IRepository interface & repository concrete implementations Presentation Layer – folder WebUI – MVC Project Service Layer Service

问题 i need to add an additional column to my WebGrid, the new colume should contain an HTML5 audio based on one of the record's fields. something like that: <audio controls="controls"> <source src="@string.Format("{0}{1}", @item.SongID.ToString(), ".mp3")" type="audio/mp3"/> Your browser does not support the audio element. </audio> does webgrid supports such a scenario? Thank! ofer 回答1: Here's one way of doing it. Inside your view create a helper and use it for column format: @helper AudioTag

问题 For the following application directory structure under / in Kohana 3: application classes controller controller1.php modules admin classes controller controller2.php And the urls be: /controller1 and /admin/controller2? I seem to be missing something though because I keep getting a 404 error with the /admin/controller. What am I doing incorrectly? The exact error is: HTTP_Exception_404 [ 404 ]: The requested URL admin/borrowers was not found on this server. And I don't have any custom routes

问题 How can I validate uploaded files using FluentValidation? <input type="file" asp-for="Files" multiple /> 回答1: your ViewModel must have public IList<IFormFile> Files { get; set; } : public class CustomViewModel { public IList<IFormFile> Files { get; set; } ... } you must create a validator for IFormFile type as below: public class FileValidator : AbstractValidator<IFormFile> { public FileValidator() { RuleFor(x => x.Length).NotNull().LessThanOrEqualTo(100) .WithMessage("File size is larger

问题 My model is public class InvBrojeviModel { public int rb { get; set; } public int id_ulaz_sredstava { get; set; } public int? inv_broj { get; set; } public string serijski_broj { get; set; } public int id_sifra { get; set; } } I'm trying to pass this model to controller with an ajax call var m = '@Html.Raw(Json.Encode(Model))'; $.ajax({ url: "/Ulazna_Dokumenta/InvBrojevi_Post", type: 'POST', data: JSON.stringify(m), dataType: 'json', success: function (data) { alert("OK"); } }); I can see the

问题 I've been working on a simple chat application that will allow users to type messages in a simple group chat and have them update/display in real time. Because of this I have decided to use Firebase, and spent some time getting used to its web API. However, I've run into some issues when I try to manually create a simple user authentication system, or even just return a list of values to another function. I'm trying to follow an MVC pattern, with the HTML forms triggering event handlers

问题 I am trying to call a method inside a controller in MVC from a javascript action. The javascript action is supposed to invoke this method inside the controller and send some parameters to it. My Javascript code looks like this: location.href = '@Url.Content("~/Areas/MyArea/MyMethod/"+Model.MyId)'; My Method is defined as follows: [HttpGet] public ActionResult MyMethod(int? MyId) { doSomething(MyId); return View("MyView"); } However, when i debug the application, when the method is called the