views

问题 I have a problem with an MVC view that I just cannot seem to solve. Here it is. 1) I have an index view that displays a list of retailers with data from the retailers table. So far so good. 2) I also want to include the retailer categories for each retailer which are stored in a RetailersCategories table where each retailer can have multiple categories I have tried a few things but cannot seem to make this work. The closest I came to what I wanted was using a view model. I have included the

问题 Hi I have the following code in my model: class Product < ActiveRecord::Base before_destroy :check_tasks has_many :tasks, :order => 'created_at DESC' validates :name, :presence => true belongs_to :sprint validates :sprint_id, :presence => true def check_tasks if self.tasks.any? errors.add_to_base "Product has tasks and cannot be destroyed." return false end end end When I am in the product view which lists all the products, I would like to display the error message on the top of the view,

问题 I have namespaced two models. One model Topic is parent to the Post model and Post shares a HABTM relationship with the Tag model. None of the models have validations. I would like to gather use a checkbox to set data on the Topic and Tag model while submtting the post in a single form. Any time I have tried however I run into this problem. Questions I have: How should I augment my form, controller and model to avoid the errors found in this post ? Do I need to declare my namespace in each

问题 I can't seem to figure out how to do this, basically I have a list view with a bunch of buttons that each have their own individual values, this all works great until I want to hide certain buttons it all goes to pot. This listview has it's own custom adaptor the code for this is: Imports removed for space but they exist. public class FriendsArrayAdapter extends ArrayAdapter<Friend> { public FriendsArrayAdapter (Activity context, int resourceId, ArrayList<Friend> friends) { super(context,

问题 I'm trying to load some names from a firebase to my list view and then when I click on any of the items it shows the name on the next view using the autogenerated id inside firebase for the respective name. Here's my code: controllers.js: angular.module('starter.controllers', []) .controller('ListCtrl', function($scope, UserService) { var listAllUsers=function(){ UserService.listAll().then(function(users){ $scope.list=users; }); } listAllUsers(); }) .controller('DetailCtrl', function($scope,

问题 I'd like to display different event information with different views. In view 'month' I'd like to only display the most necessary data, like 'title'. But in view 'listMonth' I'd like to display additional information about an event. I tried the following but have no idea why this doesn't change the event's title when in listMonth view. $("#calendar").fullCalendar({ views: { listMonth: { buttonText: 'list', displayEventTime: true } }, events: [{ title: 'event1', id: '1', start: '2018-01-13T11

问题 I've got a view defined with 3 nodes, in views-view-unformatted--my-view--default.tpl.php I loop throws $rows but get only first result, if I try this: $view = views_get_current_view(); error_log(count($view->result)); //<- This returns only 1 row error_log($view->total_rows); //<- This shows nothing, as if property didn't exist foreach ($rows as $id => $row): print $row; //<- Only print first node endforeach; What is the problem? Why can't I find the 3 of them? EDIT I found out that it's

问题 In my app, when I suspend, upon resume, I get duplicate views stacked on top of each other, with the topmost being the only editable ones. My onCreateView() is below. Any suggestions? @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View v = super.onCreateView(inflater, container, savedInstanceState); Item currentItem = Global.DataManager.getItem(); // Set the different details ((EditView) v.findViewById(R.id.item_title)) .setText

问题 I’ve created a pass-through query in Access which executes a stored procedure that searches for a string across all tables in my SQL database. The stored procedure on the SQL server runs as expected, returning multiple Recordsets that contain the value of my search string. However, when I double-click on the pass-through query in Access, in Datasheet View I see the results of only one Recordset. Since it appears that Access is not designed to handle multiple result sets, then how do I use VBA

问题 I'm trying to create a strongly typed partial view <%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/Site.Master" Inherits="System.Web.Mvc.ViewPage<IEnumerable<Pt.Data.Services>>" %> <table> <% foreach (Pt.Data.Services item in Model) { Html.RenderPartial("ServiceItem",item); } %> </table> in the Controller: IEnumerable<Services> Model=null; using (tl ctx = new tl(Config.ConnectionString)) { Model = ctx.Services.ToList(); } return View("List",Model); This workied well when