Recent questions tagged Javascript

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javascript - Using pre-compiled templates with Handlebars.js (jQuery Mobile environment)

I am struggling somewhat with pre-compilation of templates in Handlebars. My jQuery Mobile project is getting pretty big ... on this for me. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Getting a sticky header to "push up", like in Instagram's iPhone app using CSS and jQuery

The Instagram app has a nice sticky header that pushes the current one up in place of the new one. I found a great tutorial ... ; }); }); })(); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - AngularJS : How do I switch views from a controller function?

I am trying to use the ng-click feature of AngularJS to switch views. How would I go about doing this with the ... //code to change view? } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Kyle Simpson's OLOO Pattern vs Prototype Design Pattern

Does Kyle Simpson's "OLOO (Objects Linking to Other Objects) Pattern" differ in any way from the the Prototype design ... "Hello, I am b2." See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Use underscore inside Angular controllers

How do I use underscore library inside angularjs controllers? On this post: AngularJS limitTo by last 2 records somebody ... do I achieve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to structure a express.js application?

Is there a common convention for breaking up and modularizing the app.js file in an Express.js application? Or ... everything in a single file? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - What is the difference between the $parse, $interpolate and $compile services?

What is the difference between $parse, $interpolate and $compile services? For me they all do the same thing: ... it to template-function. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Why would one use the Publish/Subscribe pattern (in JS/jQuery)?

So, a colleague introduced me to the publish/subscribe pattern (in JS/jQuery), but I'm having a hard time ... snippets like my examples above? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Print Var in JsFiddle

How would I print something to the result screen in JsFiddle from my JavaScript. I can't use document.write(), it ... print. What should I use? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Explain ExtJS 4 event handling

I've recently started learning ExtJS, and have trouble understanding how to handle Events. I have no experience ... the handler. What changes? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Can I set variables to undefined or pass undefined as an argument?

I'm a bit confused about JavaScript's undefined and null values. What does if (!testvar) actually do? Does it ... value1", undefined, "value2"); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Node.js Port 3000 already in use but it actually isn't?

I have been working with a node.js project for a few weeks and it has been working great. Usually, I use npm ... but I still get the same error. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to find what code is run by a button or element in Chrome using Developer Tools

I'm using Chrome and my own website. What I know from the inside: 1) I have a form where people sign ... that worked in one answer down below. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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361 views

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javascript - Pros/cons of using redux-saga with ES6 generators vs redux-thunk with ES2017 async/await

There is a lot of talk about the latest kid in redux town right now, redux-saga/redux-saga. It uses generator ... } } // more actions... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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327 views

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javascript - Summing a 2D array by "group"

I have an array in the form [ ['16-24', 192081], ['16-24', 94452], ['16-24', 1055], ['25-34', ... 'm unsure how to use it to achieve this effect See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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285 views

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javascript - Why does String.prototype log it's object like a standard object, while Array.prototype logs it's object like a standard array?

Simply why does String.prototype log the string object with the standard curly brackets and key value pairs, and the Array ... ,4]; arr.test1(); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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659 views

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javascript - collapse and expand tabs jquery / simple accordion

I have query regarding Accordion tabs .. I have used Accordion Menu plugin Below code i have used for the tabs ... Any ideas?? Thanks in advance See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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434 views

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javascript - Published extension doesn't work with chrome API listeners inside onInstalled

I've just tested my Chrome addon https://chrome.google.com/webstore/detail/soft-screen/oecaicengbgemdbdklmajocogdjjgnda ... solve the problem. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Undefined return value from the function call Javascritpt

I'm trying to get the return value, but always get undefined. var hasNext; es.search(nextQuery, function (err, data ... callback(false); }); }; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Why is React not rendering my component state correctly?

I've tried this with both a class component: class Foo extends React.Component { x = 3; componentDidMount () ... to change randomly. What gives? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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331 views

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javascript - reactjs and masonry layout - undefined

I have done an npm install on masonry-layout -- but when I render this component it comes up with an element ... ) } } export default VideoGrid See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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299 views

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javascript - Add a line of code to ALL functions

So I am working in JS a lot, and I am working a lot with events (try to stay as modular as possible). Current ... (){ console.log('funcTwo'); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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320 views

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javascript - unable to load xml from external file using jQuery

I'm trying to load external xml using the following code but it is not working $( document ).load( "data.xml ... any way to solve this problem? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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253 views

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javascript - How to get object itself in custom Object.prototype.xxx function?

Object.prototype.getB = function() { // how to get the current value a return a.b; }; const a = {b ... value in this function then do something. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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348 views

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javascript - Backbone template method. Why are we passing in a model?

I can't figure out why we are passing in a model.toJSON() into this template: app.TodoView = Backbone.View. ... right? What is going on? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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376 views

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javascript - FlatList renderItem is called multiple times

I'm using FlatList to display data from an API call: render() { const { navigation } = this.props; const ... makes Redux know that this component needs to be passed a piece...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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385 views

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javascript - EasyXDM: download files from 3rd party service

I want to make JavaScript cross domain request to 3rd party server. I've read about easyXDM but still can' ... from 3rd party service/domain See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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442 views

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javascript - Dot and Square Bracket Notation

I'm trying to understand the difference between the Dot and the Square Bracket Notation. While going through various ... ); //output - hello See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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