action

How to remove a method from an Action delegate in C# [duplicate]

由 眉间皱痕 提交于 2019-12-08 03:00:24
问题 This question already has answers here : Closed 7 years ago . Possible Duplicate: C# Adding and Removing Anonymous Event Handler suppose I have an Action delegate declared this way: public event Action<MenuTraverser.Actions> menuAction; I am associating a method to it this way: menuInputController.menuAction += (MenuTraverser.Actions action) => this.traverser.OnMenuAction(action); Now, all works fine, but in certain situation I need to remove the delegated method and I don't know how. I tried

Alpha applied to floating action button creates weird circle?

由 南笙酒味 提交于 2019-12-08 02:34:16
问题 In my app I am using a material design floating action button. Whenever I change the backgroundTintColor property of the button to something with an alpha below 255, it creates this strange circle within the button. I have provided a picture of the button below with my xml code... Any help would be greatly appreciated. <FrameLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="bottom|right|end" android:layout_alignParentBottom="true" android

Are actions allowed in MVVM? Android

由 醉酒当歌 提交于 2019-12-08 02:05:20
问题 If MVVM is all about data binding and cannot do something like view.doThis() , otherwise it's MVP, then how to invoke actions on views? Suppose I have view that has a snackbar . View is controlled by its ViewModel . How is this ViewModel supposed to show snackbar without going snackbar.show() ? 回答1: In MVVM, ViewModel captures the state of the view. View observes the ViewModel for changes and updates itself. Thus, the communication between View & ViewModel happens through change of values (as

Laravel 4 Form::open set action

由 别说谁变了你拦得住时间么 提交于 2019-12-08 01:48:40
问题 I'm currently trying out Laravel 4 and I have created a resource controller. In the 'edit' function I'm building a form, which should post to the 'update' function. To create the form open tag I use the Form::open() function which recently got added to Laravel 4 it seems. But when I just do Form::open() the action of the form is the current url and I can't figure out how to change the action. I tried Form::open('clients/' . $client->id) but this gives me the following error: ErrorException:

Asp.Net Core 2.0 之旅---@Html.Action

由 最后都变了- 提交于 2019-12-08 01:11:26
原文: Asp.Net Core 2.0 之旅---@Html.Action 版权声明：本文为博主原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接和本声明。 本文链接： https://blog.csdn.net/huanghuangtongxue/article/details/78987833 想必只要 接触了 net core的小伙伴们 已经发现 @html.Action()方法 官方已经不提供支持了，转而使用 ViewComponents 替代了，同时也增加了TagHelper。但是 如果想用以前的@Html.Action()方法，我们其实可以自己动手去实现它。 下面就开始 实现之旅吧！ 1、创建 静态类 HtmlHelperViewExtensions，其命名空间为 Microsoft.AspNetCore.Mvc.Rendering。这样我们直接用@Html直接可以 使用Action方法了。 namespace Microsoft.AspNetCore.Mvc.Rendering { public static class HtmlHelperViewExtensions { public static IHtmlContent Action(this IHtmlHelper helper, string action, object

how to integrate app action using actions.xml?

由 孤者浪人 提交于 2019-12-08 00:36:41
问题 I am trying to build a build-in-intent[actions.intent.CHECK_AIR_QUALITY]. I have already added the actions.xml in my project. Here is the code: <?xml version ="1.0" encoding ="utf-8"?><!-- Learn More about how to use App Actions: https://developer.android.com/guide/actions/index.html --> <actions> <!--Example Action --> <action intentName="actions.intent.CHECK_AIR_QUALITY"> <action-display label="Check quality" /> <fulfillment urlTemplate="https://www.google.co.in/order{?drop}"> <parameter

how to open new tab in selenium webdriver using Java or how to press ctrl +T in selenium using action class using selenium webdriver [duplicate]

由 ♀尐吖头ヾ 提交于 2019-12-07 20:42:01
问题 This question already has answers here : How to open a new tab using Selenium WebDriver? (27 answers) Closed 7 months ago . how can I press CTRL+T in Selenium Webdriver using Java. Or how to open new tab in selenium webdriver using Java. [Simple steps: 1. open google.com [do not have to touch any element/link of the page] 2. open new tab 3. open yahoo.com I have tried action class but its not working driver.get("http://www.google.com"); driver.manage().timeouts().pageLoadTimeout(30, TimeUnit

Symfony: How to change a form field attribute in an action?

由 不想你离开。 提交于 2019-12-07 20:38:48
问题 I've got a functioning form with a sfWidgetFormChoice that acts as a list of checkboxes. I'm able to set the checkboxes to "ticked" by default with the following: 'status' => new sfWidgetFormChoice(array('choices' => array(1, 2, 3), 'multiple' => true, 'expanded' => true), array('checked' => 'checked')) ... where the checkboxes are called "status" and the possible values are 1/2/3. However, because of something else, instead of ticking them all by default I'd like to be able to control the

C# MVC匹配URL多样性和正则表达式用法

由 混江龙づ霸主 提交于 2019-12-07 18:09:54
public ActionResult Login()//VirtualPathData可获取浏览器响应URL { VirtualPathData vpd = RouteTable.Routes.GetVirtualPath(null, "Default", new RouteValueDictionary(new { controller = "Users", action = "Login" })); return View(); } using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.Mvc; using System.Web.Routing; namespace MvcMySchool { public class RouteConfig { public static void RegisterRoutes(RouteCollection routes)//多种路由匹配和正则表达式用法 { //routes.IgnoreRoute("{resource}.axd/{*pathInfo}"); routes.MapRoute( name: "Default", url: "www.hetengfei.com/

Perform a Segue Called by a UITableViewCell

由 做~自己de王妃 提交于 2019-12-07 16:40:47
问题 I have some UIButtons in a custom table view cell that when pressed I want them to call segues in the view controller that is host to the table view that the cells are in. What I am doing now is declaring an action like this: - (void)action; in the class that the table view is in. And then I am calling that action from the cell like this: ViewController *viewController = [[ViewController alloc] init]; [viewController action]; However when the action is called it says that there is no such
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