frontend

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 6 years ago . I'm new to ember.js, where can i find some practical tutorial or exercise about it? I try with some online tutorials and vids but i can't find anything that can help me to start with this library. 回答1: Have a look at emberwatch.com, it contains plenty of information, Talks Tutorials Screencasts Example apps

问题 This is my basic view using DjangoRestFramework: class user_list(APIView): """ List all users, or create a new user. """ def get(self, request): users = User.objects.all() serializer = UserSerializer(users, many=True) return Response(serializer.data) def post(self, request): serializer = UserSerializer(data=request.DATA) if serializer.is_valid(): serializer.save() return Response(serializer.data, status=status.HTTP_201_CREATED) return Response(serializer.errors, status=status.HTTP_400_BAD

问题 I am successfully using ng bootstrap and specifically the modal module to show a modal form. It is a contact form that has email and message input fields and a submit button. The ngbootstrap module I am using is https://ng-bootstrap.github.io/#/components/modal/examples this shows fine. What I am trying to do is that when user clicks on the 'send' button (see template code below) the button will become disabled and say 'sending...'. In other words I'm trying to manipulate the properties view

问题 componentDidMount() { let token = this.getAccessToken('access_token'); let config = { headers: { 'Access-Control-Allow-Origin': '*', 'Content-Type': 'application/json', Accept: 'application/json' } } if (token) { axios.get('https://api.instagram.com/v1/users/self/?access_token=' + token, config) .then(res => { console.log(res) }) .catch(err => { console.log(err) }) } Trying to make an call to Instagram's API but I keep getting this error: I'm using React. Any help would be great. 回答1: I don't

问题 I am writing a front-end code for a website using jQuery and AJAX and Handlebars.js. I have HTML,CSS and script.js files. I am pretty new to Javascript and techniques. This is the first time i'm using Handlebars in my code. I used JSON parsing to parse through the entire data provided in a URL. It's something like {"products": [{"id": 0, "name": "Ocean Blue Shirt", "description": "<p>Ocean blue cotton shirt with a narrow collar and buttons down the front and long sleeves. Comfortable fit and

问题 In Yahoo website, when scroll down, a blue part is fixed to the top, while if not scroll down, the blue part is not fixed. How to implement this ? May I try onScroll function? 回答1: Use $(window).scroll(function() on the part which you want to be fixed. Fiddle Demo : Demo $(window).scroll(function(){ if ($(window).scrollTop() >= 100) { $('.sticky-header').addClass('fixed'); } else { $('.sticky-header').removeClass('fixed'); } }); If you want to apply the fixed part to the header replace the

问题 I have an array similar to the following: var themes = grunt.option('themes') || [ 'theme1', 'theme2', 'theme3' ]; And another variable: var theme = grunt.option('theme') || 'theme1'; This value is used in various places in my grunt file for things such as determining the path to some assets etc. To cut a long story short, I run the following command to compile the assets for a single theme: grunt compile --theme=theme2 I'm looking for a way to loop through the array of themes and run the

问题 I want to know this because I want to do something 'explorable' with just the mouse, with zoom-in and out, etc. 回答1: Google Maps are served to the user as HTML+CSS+JavaScript (except Street View, which uses Adobe Flash). If you want to build upon their excellent JS libraries, check out the Google Maps Javascript Reference - it's quite clear and includes many examples. Also check out these excellent tutorials - although they were written for GMaps API version 2, they can be easily modified for

问题 I've made a TYPO3-Installation 6.2.9 with Fluid powered TYPO3 - the first steps with the Pre-configured Distribution "Site" were fine. My Site/Page-Template is installed and I added all the TypoScript stuff. Now I want to use FLUIDCONTENT (FCE) with FLUX. I've added a new Template-File TeaserOne.html and I try to use the Layout from the Distribution Content.html . Now I can see and write into my input-fields in Backend, but I've no Output in Frontend?! What else do I need? I only see the

问题 Why can't I do this in Angular.js: document.getElementById('divid').value = 'Change Text to This'; And what is the "right" (Angular) way of doing it? 回答1: In Angular you use the ng-model directive in order to create a two-way data binding between your model (i.e. a JS variable) and the view (i.e. the <div> ). Basically, this means that whenever you change the data in the view (through an input, for instance), the change will be reflected in your JS variable. See below: HTML: <html ng-app=