frontend

问题 I'm trying to create front-end application for getresponse.com. It has own API which located at https://api.getresponse.com. When I'm trying to do any javascript request form browser with Axios or Fetch I've got this error: Access to XMLHttpRequest at 'https://api.getresponse.com/v3/accounts' from origin 'http://localhost:8080' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested

问题 what I am trying to do is to display the addition of "currgroupinputrate" and "mktratedelta" in "mktrateestimate" I wanted to start small so I tried to enter something in "mktratedelta" input field ,this input should be then displayed in mktrateestimate but its not displaying the input in mktratedelta. How to fix this and what would be the right approach ? const [marketEstimateDataBCAssets, setmarketEstimateData] = useState([ { name: "Lombard", prevgroupinputrate: 0.01, currgroupinputrate: 0

问题 I'm trying to pass some property and function from react parent component called Layout to all of his children defined as this in routes.tsx : export const routes = <Layout> <Route exact path='/' component={ Home } /> <Route path='/createSession' component={ CreateSession } /> <Route path='/questions' component={Questions} /> <Route path='/summary' component={Summary} /> </Layout>; In Layout component, I'm trying to add custom parameters like this: const childWithProp = React.Children.map

问题 I've deleted my React native project while trying to make Google maps work on Xcode being .xcodeproje and .xcworkspace. Which means I am unable to run IOS simulator. I've tried deleting Xcode and reinstalling but it doesn't find the react native project on Xcode. Tried linking the files and creating another project but no result. It gives the error below when I try building the simulator. The files that were in the deleted file are in my VS Codde within the ios file. react-native run-ios -

问题 I am new to React (I'm used to working with Angular) and I am currently working on filtering my Todo list app based on a category selection. I cloned the Todo list app from http://todomvc.com/examples/react/#/ . I added a 'category' input, which works, but now I am trying to filter by category once the list is shown. I currently don't have any search function for categories and am looking for some guidance as to where to start. I'll post the code below but here is the link to my repo if you

问题 I'm creating an Arabic website with 'Vue.js', and I use iView for UI components, but the problem is that it's designed for LTR layouts while Arabic is RTL . How can I convert iView components to RTL?? Example: I want to make the search button in the input field on the left in this website "it's now on the right" 回答1: You could simply use dir='rtl' attribute like <i-input dir="rtl" .../> but the problem is with the search button which will not fit appropriately, so to fix that add some CSS

问题 Why are browsers allowed to display source code for HTML/CSS/JavaScript files? I've been told that obfuscation is not the ultimate answer to provide protection. So once the code is sent to the client-side, anyone can steal the front-end data? Can't all popular browsers provide a password mechanism so that unauthorized users can't see the source code? Companies invest a lot of time, money, and other resources in developing professional sites, yet it seems there is a lot of business out there

问题 I have a synchronized onBeforeAction method with meteor.js Router.onBeforeAction(function() { var self; self = this; authToken = Session.get('authToken'); if (!authToken) { this.redirect('login'); this.next(); } else { Meteor.call('validateAuthToken', authToken, function (error, result)) { if (result) { self.next(); } else { self.redirect('login'); self.next(); } } } }); I need to validate an authentication token stored in Session by invoking a server call. But this method always throws an

问题 i am trying to make vertical axis labeled in indian ١،٢،٣ and plotted in Indian too , however it seems it has no meaning for computer , since there is no native encoding for arabic number , however in terms of english 0,1,2,3... you can do calculations no problem in that , the problem i must to show indian-arabic values this line chart is done by google Visualization api , the last version 46.0 , and the lang is ar however the result is not as i aimed for , the vaxis should be in ١،٢،٣ and

问题 I'm trying out AMD-way of handling scipts and my choise fell upon requirejs. In this project I use MDL (front-end framework; for those who haven't heard of it think of it as bootstrap 3) which should be included as: <link rel="stylesheet" href="/bower_components/material-design-lite/material.min.css"> <script src="/bower_components/material-design-lite/material.min.js"></script> <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons"> I am not interested in js