web-frontend

问题 when the descendant node of the region with tabindex -1 (this is a modal dialog window) has a tag, in the macOS safari browser I needed the tabindex = '-1' attribute to trigger the click event on the a tag. However, this causes an issue where the modal scroll goes up when clicking the a tag. The same issue occurred when adding the href = "javascript: void (0)" attribute to the a tag and calling e.preventDefault() inside a function that works when a tag click event is called. <div tabindex="-1

问题 when the descendant node of the region with tabindex -1 (this is a modal dialog window) has a tag, in the macOS safari browser I needed the tabindex = '-1' attribute to trigger the click event on the a tag. However, this causes an issue where the modal scroll goes up when clicking the a tag. The same issue occurred when adding the href = "javascript: void (0)" attribute to the a tag and calling e.preventDefault() inside a function that works when a tag click event is called. <div tabindex="-1

问题 I was writing a javascript for an existing application in which there are two forms with separate id s, and in each form there is a div which has the id "validationSummary" . But these div s belong to different classes. So my question is can this be possible? Please anyone can explain me is this correct ? These are the div s: <form id="foo" .....> <div class="notice_bar validation-summary-errors error_message" id="validationSummary"></div> </form> <form id="bar" .....> <div class="validation

问题 :root { --color: blue; } div { --color: green; color: var(--color) } #alert { --color: red; color: var(--color) } <p>What's my color?</p> <div>and me?</div> <div id='alert'> What's my color too? <p>color?</p> </div> In the above code, how can I access the global value of --color in div with id='alert'? Or in other words is there any way in CSS to access the global variable like the :: (scope resolution operator) in c++?? 回答1: You Can't do that with CSS. If You'll repeat the declaration of the

问题 I am trying to follow documentation: https://vuejs.org/v2/guide/conditional.html But for some reason my template is not working as expected, as soon as I put <template v-if="variable"> vue fails to render anything. <script type="text/x-template" id="dashboard-inititial-message"> <template v-if="okBoom"> <h1>Title</h1> <p>Paragraph 1</p> <p>Paragraph 2</p> </template> <div v-if="ok"> <h1>Title</h1> <p>Paragraph 1</p> <p>Paragraph 2</p> </div> <div v-else> <p>ELSE</p> </div> </script> Any

问题 I am working on an Angular2 final application which (currently) has two modules: CoreModule: Contains shared components, services. AppModule: The root module of the application AppModule: /** * Created by jamdahl on 9/21/16. */ // Angular Imports import {NgModule} from '@angular/core'; import {BrowserModule} from '@angular/platform-browser'; import {HttpModule} from '@angular/http'; import {FormsModule, ReactiveFormsModule} from '@angular/forms'; import {CoreModule} from '../core-module/core

问题 When I use Binding.scala, I want to create some div s according to source data someCollection : val someCollection = Seq("foo", "bar") someCollection.map { item => <div>{item.bind}</div> } However, I got a compiler error each instructions must be inside a SDE block . How can I fix this? 回答1: The code that causes this error is that your bind expression must not be outside of the scope of the @dom macro. This can happen when creating a closure and can be resolved by: Refactoring the code in the

问题 This is my final layout I want to keep the left column height same as the right one. I am simplifying my html so would be easy for you. <div id="graphsWindow" style="height:100%; "> <div class="table" style="height: 100%"> <div class="row" style="margin-left:0px;margin-top:0px; padding-top:0px; padding-bottom:0px; height:100%;"> <div style="border:groove; margin-left:10px; margin-bottom:0px; padding-bottom:0px; margin-right:2px; border:groove; height:100%" class="col-md-2"> </div> <div class=

问题 I have the following directory structure (only showing the relevant bits for illustration purposes): proj \ \ Gruntfile.js \ package.json \ test \ (all my tests are in this folder structure) \ app \ \ index.html \ scripts \ (all my scripts are in here) \ views \ (all views are in here) \ styles \ \ style.css \ oldie.css \ print.css \ images \ \ hires \ (all high resolution images are here) \ lowres \ (all low resolution images are here) The compass section of my Gruntfile.js file looks like

问题 I have a data structure like this :- WorkHistory{ List<Jobs> jobs; } Jobs{ List<String> workDoneSentences; } Basically, I am trying to collect all past jobs where a person has worked and the work that he hsa done there. So it is a list of list structure. I would like to know how can we handle this in UI for Thymeleaf/Spring mvc. I am trying to create UI as shown in the images. There is a table to enter data. To enter workDoneSentence i would like to open another modal. And the list of