Recent questions tagged Javascript

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javascript - How to style the string of an <alt> tag?

Is there a way to style the alt? With javascript? With pseudo attributes? like this: <img src="foo.jpg" alt= ... shown If the img isnt loaded. 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 a div be created to act like a dropdown?

I am using jquery to populate a dropdown menu from a text file and it is working fine. But visually, I ... menu hidden but still functional? See Question&Answers more detail:os...

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

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237 views

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javascript - Detecting click event on padding only

I have an HTML element with some padding. I would like to detect for clicks on that element's padding. That ... the content, just the padding. 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 datepicker hover output date

I am using jQuery datepicker and I want to display out the date that the user is currently hovering over. I ... with this 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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javascript - Trigger shortcut in a Chrome extension

I am building a Chrome extension, and assigned command _execute_browser_action to Alt+J. I want to simulate this in ... my popup.html opens. See Question&Answers more detail:os...

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

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360 views

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javascript - How to use evaluateOnNewDocument and exposeFunction?

Recently, I used Puppeteer for a new project. I have a few questions about thea part of the API I don't ... demo to gain a better understanding? See Question&Answers more detail:os...

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

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184 views

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javascript - Binding dynamically created elements in jQuery

The following code is fairly self explanatory, but I am running in to an issue binding the click event to an element ... /div> </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 - IE shows run time error for innerHTML

I have a jsp page in which rows are created dynamically to a table using java script. It is working fine in ... working in chrome and 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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javascript - Flux: waitFor specific event

I'm trying to understand how to resolve dependencies among stores. The problem is I have a comprehensive data tree, ... .emitChange(); } }); 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 - infinite-loop via prepend element in DOM

Not Looking for a Use Framework XXX Answer This question is not intended for finding a practical solution via a framework. ... [i]); } } } 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 - Get the id of a the item that is clicked

I have this html code: <b class = "edit" id = "foo1">FOO</b> <b class = "edit" id = "foo2"> ... Thanks, Sorry, I am pretty new to javascript. See Question&Answers more detail:os...

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

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158 views

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javascript - What is the underscore function for?

I've been using underscore as a collection of statics. What is the underscore function for: var _ = function(obj) ... of how you would use 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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317 views

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javascript - window.event.srcElement doesn't work for firefox?

The following doesn't work for firefox. I'm trying delete the table row on click. Can anyone please ... .parentElement.removeChild(current); } 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 - Highcharts Custom display of tooltips, based on data series values

I could explain better if you can focus on the image attached here: Can the hover line height be shown only ... Fiddle jsfiddle.net/4vzEt/21/ See Question&Answers more detail:os...

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

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148 views

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javascript - Inconsistent scope rules of variables in for, for-in and for-of loops

So I noticed that I have to use let inside a for loop, and cannot use const. However, I found that I can ... MDN doesn't say much about 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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299 views

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javascript - Get Selection DOM in chrome extension contextmenu

I try to get the DOM I select by ContextMenu in Chrome Extension. Code: chrome.contextMenus.onClicked.addListener( ... . Please suggest. 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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151 views

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javascript - ngModel cannot detect array changes correctly

The component model: private SomeArray = [{ key: "Initial" }]; User can add/remove items dynamically: addField( ... Any ideas of this behavior? See Question&Answers more detail:os...

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

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231 views

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javascript - What event fires when a WebKit WebApp is "terminated"

I am in the process of developing a Web App for iOS and am using the DOMApplicationCache. I know that Web ... mobile-web-app-capable is yes? See Question&Answers more detail:os...

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

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410 views

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javascript - Bokeh, how to change column used for glyph colors with CustomJS callbacks?

I'm using Bokeh to create scatter plots by passing a ColumnDataSource to the figure.circle function. The data ... schemes for the points. See Question&Answers more detail:os...

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

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177 views

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javascript - Regex for email matching

I am using this regex to match email addresses in a string. Everything works fine here: http://regexr.com?31e5a ... can help me, 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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289 views

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javascript - NodeJS Bluebird promise created in a handler but was not returned from it

I have the following nodejs code as an express middleware function Middleware.is_authenticated = function(req, res, ... head around this one. See Question&Answers more detail:os...

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

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283 views

1 answer

javascript - How can I set postData._search to true in the request in jqGrid?

While I've been able to add my own post data programmatically, I cannot seem to figure out how to ... checks _search before handling searches. See Question&Answers more detail:os...

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

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592 views

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javascript - canvas.toDataURL() download size limit

I am attempting to download an entire canvas image using canvas.toDataURL(). The image is a map rendered on the ... around for this at all? See Question&Answers more detail:os...

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

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240 views

1 answer

javascript - Firestore array-contains-any is not working properly

"@angular/fire": "5.2.3", "firebase": "7.4.0", Note: members is an array and 0,1,2 is map ... values. Is there something wrong with my query? See Question&Answers more detail:os...

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

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129 views

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javascript - Using arrow keys with jQuery scrollTo

I have successfully implemented the scrollTo jQuery plugin which scrolls to the next div with the class "new" when a ... keys work? Thanks, Ted See Question&Answers more detail:os...

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

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444 views

1 answer

javascript - 'innerHTML': object is null or undefined

I have the following: <div id="valueboxes" style="overflow-x:hidden;overflow-y:scroll;width:100%;height:200px"> ... a for loop using +=. See Question&Answers more detail:os...

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

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257 views

1 answer

javascript - How to convert key-value pair object into an array of values in ES6?

I'm developing a React application where I need to convert a key-value object like this: { 0: 'John', 1: 'Tim', 2: ... ; const arr = /* ??? */; See Question&Answers more detail:os...

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

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174 views

1 answer

javascript - How do you stop a dropdown menu from going up?

I have a dropdown menu that's towards the top of the page for most screen sizes, but on smaller screens, such ... is. Is this at all possible? See Question&Answers more detail:os...

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

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