Recent questions tagged Javascript

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javascript - How to use xpath in chrome headless+puppeteer evaluate()?

How can I use $x() to use xpath expression inside a page.evaluate() ? As far as page is not in the same ... cigar. The script goes in timeout. 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 - Express JS: No 'Access-Control-Allow-Origin' header is present on the requested resource

I have an API running on a server and a front-end client connecting to it to retrieve data. I did some ... is not being send? 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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484 views

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javascript - Seeking in HTML5 video with Chrome

I'm having issues seeking in video's using Chrome. For some reason, no matter what I do, video.seekable. ... correct values in both browsers. 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 - Automatically generate HTML from JSON

I am working on a template system. I imagine that as a regular user you can create a. json file, and ... like: http://pastebin.com/e4EytHm1. 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 - Crossing over to new elements during touchmove

I'd like to make it so that as you drag your finger over a set of elements, the background of the one you ... chrome, but not on mobile safari. See Question&Answers more detail:os...

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

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657 views

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javascript - Facebook "Invalid redirect_uri", but the url looks fine to me

I'm getting the following error when trying to authenticate to Facebook with OAuth: { "error": { "message": " ... why I'm getting this error? 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 - Click event not firing when React Component in a Shadow DOM

I have a special case where I need to encapsulate a React Component with a Web Component. The setup ... codepen.io/homeslicesolutions/pen/jrrpLP See Question&Answers more detail:os...

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

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311 views

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javascript - Chart.js - add gradient instead of solid color - implementing solution

I am using Chart.js and everything is ok, but I want to replace current color background (fillColor : "rgba( ... work (like scaleLabels etc.). 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 - In Firestore, how can you do a compound query involving a key in a map without creating an index for every key?

In Firestore, how can you do a compound query involving a key in a map without creating an index for ... for composite indices in Firestore). 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 - disable all page elements with modal feature using jquery

I wish to disable all page elements upon an action. Like the modal feature that is in the JQuery UI. Like on ... jquery for that or any plugins? See Question&Answers more detail:os...

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

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859 views

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javascript - Image zoom centered on mouse position

I am writing a script with Fabric.js to zoom an image at the current mouse position. I have made some progress ... }); What is going wrong? 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 - Creating a "sticky" fixed-position item that works on iOS Safari

On iOS safari, one-finger panning doesn't generate any events until the user stops panning. An onscroll event is only ... fired. What can I 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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174 views

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javascript - How can I disable highlighting in html or JS?

I need to disable the highlighting of selected text on my web app. I have a good reason for doing this ... color given to highlighted elements. See Question&Answers more detail:os...

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

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466 views

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javascript - window.innerHeight ie8 alternative

I have some calculations that rely on window.innerHeight. But as I have found out this is not available in any ... anybody have a work around? See Question&Answers more detail:os...

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

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144 views

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javascript - Handling dates with Asp.Net MVC and KnockoutJS

I recently started working with KnockoutJs and quickly realized using the default Json(myModelWithADate) resulted in ... solves this 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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191 views

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javascript - how can i extend a service

I am fairly new to angularjs and am not able to find any documentation or examples for this. What I am ... four */} return ExtendedService; } See Question&Answers more detail:os...

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

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252 views

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javascript - How can I disable scrolling on the Google Maps mobile layout?

I am developing mobile sites with Google Maps embedded via the Google Maps API. I have been able to stop ... </script> 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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237 views

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javascript - browser back acts on nested iframe before the page itself - is there a way to avoid it?

I have a page with dynamic data loaded by some ajax and lots of javascript. the page contains a list from ... the iframe's back 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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303 views

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javascript - Does a gulp task have to return anything?

In online examples showing usage of gulp, some tasks return the stream and others don't. For example, ... necessary to return the stream? See Question&Answers more detail:os...

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

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1.1k views

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javascript - Send array via GET request with AngularJS' $http service

I need to send a GET request using the $http service. One of the parameters will be an array of ids. The url looks ... + $.param({id: ids}) ) See Question&Answers more detail:os...

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

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196 views

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javascript - How to check jQuery plugin and functions exists?

I have a plugin in some pages but in some other pages I don't want it so I didn't reference its script ... marquee function if it exist or not. See Question&Answers more detail:os...

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

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244 views

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javascript - Disable asp.net button after click to prevent double clicking

I have an ASP.NET button that I need to disable after the user clicks it to prevent double-clicking. Once the ... Can anyone help me with 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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281 views

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javascript - Can't wrap my head around "lift" in Ramda.js

Looking at the source for Ramda.js, specifically at the "lift" function. lift liftN Here's the given example: ... follow the logic behind 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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201 views

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javascript - Several disqus-threads on one page

we have a website where we have list a lot of events, and would like to add discussions to each of the ... has someone else done it? 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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222 views

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javascript - What are the differences when re-rendering after state was set with Hooks compared to the class-based approach?

Class Components In React class components, we are told that setState always causes a re-render, regardless of ... to the previous state. See Question&Answers more detail:os...

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

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216 views

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javascript - "Use Strict" needed in a TypeScript file?

I've seen posts regarding where to put the "use strict" line in a TypeScript code file. My question is, why ... what does "use strict" add? See Question&Answers more detail:os...

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

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391 views

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javascript - Truncate text with jQuery based on pixel width

I'm trying to use jquery to write a fast function that calculates the pixel width of a string on a html page ... would be great too. 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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1.0k views

1 answer

javascript - Can I dispatch multiple actions without Redux Thunk middleware?

I read that Redux Thunk is the reliable way to manage asynchronous actions/request. There's nothing much about ... unnecessary for this need. See Question&Answers more detail:os...

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

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