Recent questions tagged javascript

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javascript convert int to float

I have a variable var fval = 4; now I want out put as 4.00 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - React inline style - style prop expects a mapping from style properties to values, not a string

I am trying to set inline styles in my React application. In this case, for a span: <span className="myClass" ... I didn't have any success! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Angular 2: Form submission canceled because the form is not connected

I have a modal that contains a form, when the modal is destroyed I get the following error in the ... currently use componentRef.destroy(); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - What is .map() doing in this situation?

Using the Chrome Console, this is my input and output: [0].map(Array); [[0, 0, [0]]]; // output What is happening ... not ["0", "0", "String"] See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Re-export default in ES 6 modules

In ES6, is it possible to shorten the following code. I have an App.js file and an index.js. index.js import ... default App from './App.js' See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Can you disable tabs in Bootstrap?

Can you disable tabs in Bootstrap 2.0 like you can disable buttons? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Is there a jQuery unfocus method?

How can I unfocus a textarea or input? I couldn't find a $('#my-textarea').unfocus(); method? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Is there an Angular way of printing a div from a HTML page?

I have an html page using AngularJS, and I want to print a div from it. Is there an Angular way of doing ... close to the AngularJS way ? Thx, See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Do I need to use setState(function) overload in this case?

Imagine such situation: clickHandler(event) { var that = this; var cellIndex = event.target.id; if(that.inProcess ... to manage state in react. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - D3.js animate rotation

I'm having trouble when I try to correctly execute a rotation animation using the D3.js library. The problem has ... I am doing wrong? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - `while` or `for` loop with $http.get

I would like to know if it's possible to use while or for with a nested call to $http.get: This is an example: ... 2014-05-26T17:00:26+0000"} ]} See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to create private variable accessible to Prototype function?

I'm trying to get a deeper hold on prototypal inheritance and class creation (I know, there are other ways, ... Sorry for the lack of clarity! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - jQuery History Plugin

There are a few different jQuery history plugins out there is one better than any of the others... I'm ... //plugins.jquery.com/project/history See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Calling a function inside a jQuery plugin from outside

I am trying to work out how to call functions within my jQuery plugin from outside the plugin. The code I have ... ); doTest.underline(); }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - ReactJS API Data Fetching CORS error

I've been trying to create a react web app for a few days now for my internship and I've encountered a CORS error. I ... -06-28 07:27:55+00"}]} See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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254 views

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javascript - socket.io, 'Access-Control-Allow-Origin' error

I have set up a node server with socket io turning and trying to connect to it through another server. However some ... .net:3000'); </script> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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309 views

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javascript - HTML5 Canvas: How to make a loading spinner by rotating the image in degrees?

I am making a loading spinner with html5 canvas. I have my graphic on the canvas but when i rotate it the image ... </canvas> </body> </html> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - What useful custom jQuery selectors have you written?

For me, one of the best, yet under-utilised feature of jQuery is the custom selector. I have a fairly ... problems we should be aware of. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to read file from chrome extension?

I have popup.html where popup.js is invoked when popup is loaded by clicking on browser action. There I'm ... chrome apps and not extensions. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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616 views

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javascript - rerendering events in fullCalendar after Ajax database update

I am trying to have fullCalendar reflect changes made to a database via AJAX. The problem is that it won't ... page? Thanks for any input! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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112 views

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javascript - Wait for all $http requests to complete in Angular JS

I have a page than can make a different number of $http requests depending on the length of a variables, and then ... }); Thanks for any help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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319 views

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javascript - Copy text to clipboard from bookmarklet

I'm trying to write a little bookmarklet that can extract some text from the active page and load that ... Any pointers would be appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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165 views

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javascript - Using 'window', 'document' and 'undefined' as arguments in anonymous function that wraps a jQuery plugin

Honestly, I didn't know how to make the title shorter. I learnt how to write a jQuery plugin by studying the ... you'd know what to expect. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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248 views

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javascript - Jquery mobile: Disable "tap to toggle" fixed header and footer

Is there a way to disable the fade in / fade out effect on tap with fixed toolbar ? http://jquerymobile ... , I would really appreciate it See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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126 views

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javascript - How to extend a jquery ui widget ? (1.7)

I would like to create a custom version of the sortable widget. I have been searching for documentation, but could ... ? Thanks for your help ! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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729 views

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javascript - Rails: POST 422 (Unprocessable Entity) in Rails? Due to the routes or the controller?

I'm trying to give users on my website "points" or "credits" for tweeting about out the brand name. I ... 't know smack about HTTP requests. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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109 views

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javascript - Multiple Files communication with coffeescript

When I create a new coffeescript file, I cannot access the code in the compiled code from another file ... multiple files with coffeescript? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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210 views

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javascript - Separate observable values by specific amount of time in RxJS

What would be the most idiomatic way to yield values of an Observable by a specific amount of time? For ... and selectMany the best way? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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