Recent questions tagged JavaScript

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javascript - How to undo an addEventListener?

I want to create an effect where if I hover over a certain element a paragraph element will be gradually displayed ... /nav> <footer></footer> See Question&Answers more detail:os...

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

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698 views

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javascript - Dynamically change the color of jQuery Progress Bar

I have a JQuery progress bar I want to theme (documentation here) dynamically: it will start out red, ... what the appropriate attribute is. See Question&Answers more detail:os...

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

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678 views

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javascript - how to create a jQuery loading bar? (like the ones used on flash sites)

I have multiple elements I need to load before the user has control over the page (mostly images, videos, ... or Javascript? Thanks in advance! See Question&Answers more detail:os...

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

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608 views

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javascript - How to get the text of a selection over multiple HTML elements?

Here is my question: When the user makes a selection in an article or in the editing area of a WYSWYG editor ... has a .text property). 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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662 views

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javascript - Remove search operator (AND/OR) in multiplesearch jqGrid

I need to hide the operator in the search popup, but I cannot get it to work. I tried this, but both ... :true}); Any ideas? 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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843 views

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javascript - Using eval method to get class from string in Firefox

What I tried (which works in chrome) var class_str = "class Test {};"; var a = eval(class_str); ... defined. What is different on Firefox? See Question&Answers more detail:os...

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

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830 views

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javascript - Print/Preview Ignoring my Print.css

I have an issue thats causing me some headaches. I'm trying to print a report and format it correctly with a ... print, it doesn't follow them. See Question&Answers more detail:os...

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

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624 views

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javascript - Dynamically adding script element to a div does not execute the script

I am trying to add a script block dynamically to the document. When I do this, the script block is not getting ... am using chrome to test this. See Question&Answers more detail:os...

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

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715 views

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javascript - What is the difference between HTML Event Attributes and Assign Events Using the HTML DOM?

HTML Event Attributes: <button onclick="displayDate()">Try it</button> Assign Events Using the HTML DOM: <script> ... the HTML DOM) ? 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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862 views

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javascript - Contenteditable Height transition

I have a contenteditable div which grows as the user types. I now need to transition the height so that when the ... I have to resort to 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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1.3k views

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javascript - Convert Blob to binary string synchronously

I'm trying to put image in clipboard when user copies canvas selection: So I thought the right way would be ... in the same function thread? See Question&Answers more detail:os...

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

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618 views

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javascript - Cross-browser and cross-device audio

Question Is there any way to use audio in a web app so that it will work on most browsers (Chrome,FF, ... ? Any help appreciated, thank you! See Question&Answers more detail:os...

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

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841 views

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javascript - How do I add a placeholder attribute to an instance of CKEditor?

Right now, using Alfonso's plugin, I'm able to add the placeholder attribute in config.js. However, since I'm ... I've also cleared my cache. See Question&Answers more detail:os...

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

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931 views

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javascript - Uncaught SyntaxError: Illegal return statement

I'm making a chrome extension. Well. Turning a tampermonkey script into a chrome extension. I run it and in chrome console it ... null, history: [], cellProp: {}, save() { this....

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

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756 views

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javascript - What does Array.prototype.slice.call() & wrapper.querySelectorAll() do?

I found following cone in a js plugin var container = document.getElementById( 'vs-container' ), wrapper = ... know what they actually do. See Question&Answers more detail:os...

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

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669 views

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javascript - Cannot get conversationState property value inside a setTimeOut

I am using botBuilder SDK 4.3 for Node js. I created a conversationState property inside the constructor of a ... exit code. Any solutions ? See Question&Answers more detail:os...

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

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653 views

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javascript - How do I implement the Backbone model in latest Parse js sdk (1.6.2)?

The Parse Collection class corresponding to Backbone.Collection is no more in the SDK. It used to be there in 1.2.13. See Question&Answers more detail:os...

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

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781 views

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javascript - Angular 2 - Restrict Component to specific parent Component

Is is possible in Angular 2 to restrict a Component only to a specific parent element on a page. In other words, ... /child>` }); Any ideas? See Question&Answers more detail:os...

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

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718 views

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javascript - Is ID selector faster than class selector when it is cached in jquery

I know that ID is a faster selector than class in Javascript. But what if I cache the selector? When the ... $myid be faster than than $myclass? See Question&Answers more detail:os...

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

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777 views

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javascript - Vue.js watching deep properties

I'm trying to watch properties on a vue.js object, but i'm not getting the result that i want, my code is ... in order for them to be watched? See Question&Answers more detail:os...

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

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945 views

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javascript - JQuery UI Dialog inside of an iframe

I'm developing a sp2013 app, which means it's using iframes. Specifically, it's a very large iframe which ... domain issues aren't a problem. See Question&Answers more detail:os...

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

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754 views

1 answer

javascript - Can we draw a Line Chart with both solid and dotted line in it?

In real time analytics, you might want to state explicitly, that the present day has not been over yet and the ... the Chart JS v2 pre-alpha? See Question&Answers more detail:os...

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

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794 views

1 answer

javascript - Get function name from inside itself

let's say I have a function: function test1() { } I want to return "test1" from within itself. I found ... does not work with scoped functions. See Question&Answers more detail:os...

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

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1.2k views

1 answer

javascript - Google ReCaptcha 2 auto submit

My users will see a google repcatcha2 (nocaptcha) in a web page. When they solve the captcha (put the tick in the ... there any way to do that? See Question&Answers more detail:os...

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

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663 views

1 answer

javascript - The best way to remove duplicate strings in an array

We have managed to create the script below to remove any duplicate strings from an array. However, it is ... up with a better solution? See Question&Answers more detail:os...

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

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822 views

1 answer

javascript - innerHTML replace does not reflect

I have HTML something like this <div id="foo"> <select> <option> one </option> </select> </div> when I ... by the browser ? Thanks in advance. See Question&Answers more detail:os...

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

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970 views

1 answer

javascript - Split array into overlapping chunks (moving subgroups)

There is a great question on how to split a JavaScript array into chunks. I'm currently using this for some ... on how to approach this? See Question&Answers more detail:os...

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

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822 views

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javascript - How to merge two array of objects

I have two array of objects like following: result = [{id:24, name:"xyz"}, {id:45,name:"tze"}] ... names as some of the answers suggested. See Question&Answers more detail:os...

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

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