Recent questions tagged javascript

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javascript - jQuery: Setting select list 'selected' based on text, failing strangely

I have been using the following code (with jQuery v1.4.2) to set the 'selected' attribute of a select list based ... </select> </body> </html> 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 fetch data when a React component prop changes?

My TranslationDetail component is passed an id upon opening, and based on this an external api call is triggered in ... change? If yes, how? See Question&Answers more detail:os...

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

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353 views

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javascript - jquery-ui Dialog: Make a button in the dialog the default action (Enter key)

In a jquery modal dialog, is there a way to select a button as the default action (action to execute when ... when the user presses Enter. 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 - return promise from store after redux thunk dispatch

I am trying to chain dispatches with redux thunk function simple_action(){ return {type: "SIMPLE_ACTION"} } export ... or where that happens? See Question&Answers more detail:os...

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

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156 views

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javascript - How to check if Google Maps API is loaded?

How to check if Google Maps API (v3) is loaded? I do not want to execute mapping scripts if the API did ... (web page is hosted locally). See Question&Answers more detail:os...

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

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183 views

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javascript - Getting HTML elements by their attribute names

There are methods available in JavaScript to get HTML elements using their ID, Class and Tag. ... getElementsByAttributeName("property"); 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 - React useEffect causing: Can't perform a React state update on an unmounted component

When fetching data I'm getting: Can't perform a React state update on an unmounted component. The app still ... always be setting the state. See Question&Answers more detail:os...

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

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374 views

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javascript - jQuery datepicker to prevent past date

How do I disable past dates on jQuery datepicker? I looked for options but don't seem to find anything that ... figured it must not be them. 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 - Lodash : how to do a case insensitive sorting on a collection using orderBy?

I checked this answer but to achieve the same result, that is to get case-insensitive sorting, I need ... ://plnkr.co/edit/i1ywyxjFctuNfHtPTcgG See Question&Answers more detail:os...

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

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828 views

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javascript - Vue JS returns [__ob__: Observer] data instead of my array of objects

I've created a page where I want to get all my data from the database with an API call, but I'm kinda ... , but outside it just gives nothing. See Question&Answers more detail:os...

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

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188 views

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javascript - Conflict: Multiple assets emit to the same filename

I'm a webpack rookie who wants to learn all about it. I came across a conflict when running my webpack telling me: ERROR ... .[ext]", } ] } }; See Question&Answers more detail:os...

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

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121 views

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javascript - to remove first and last element in array

How to remove first and last element in an array? For example: var fruits = ["Banana", "Orange", "Apple", " ... array: ["Orange", "Apple"] See Question&Answers more detail:os...

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

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510 views

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javascript - Chrome/jQuery Uncaught RangeError: Maximum call stack size exceeded

I am getting the error "Uncaught RangeError: Maximum call stack size exceeded" on chrome. here is my jQuery ... makes the HTML much larger. See Question&Answers more detail:os...

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

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255 views

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javascript - TypeScript enum to object array

I have an enum defined this way: export enum GoalProgressMeasurements { Percentage = 1, Numeric_Target = 2, ... objects into an array? See Question&Answers more detail:os...

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

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144 views

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javascript - Truncate a string nicely to fit within a given pixel width

Sometimes you have strings that must fit within a certain pixel width. This function attempts to do so efficiently. ... and submit patches :) See Question&Answers more detail:os...

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

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293 views

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javascript - Audio data streaming in HTML5

I am receiving PCM audio data from the server in small chunks and having them stored in an Array. Now I ... settle for Chrome only solution as See Question&Answers more detail:os...

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

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130 views

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javascript - Position badge over corner of image automatically

I have a layout where images "float" within a certain area. The layout looks like this: The source like this ... the image is bound by: See Question&Answers more detail:os...

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

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261 views

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javascript - jQuery sortable obtain 2 elements being swapped

I cannot find out how to obtain destination element with jQuery UI sortable. $("#pages").sortable({ opacity: 0.6, ... ; } }); Thanks, Dmitriy. See Question&Answers more detail:os...

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

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136 views

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javascript - How to read a file in AngularJS?

Is it possible to read files in AngularJS? I want to place the file into an HTML5 canvas to crop. I was thinking ... (input.files[0]); } } See Question&Answers more detail:os...

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

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182 views

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javascript - Can js/jQuery determine the orientation of the iPhone?

Out of curiosity I've been playing with jQuery to determine the browser's screen size, and it occurred to ... the iPhone/iTouch's orientation? See Question&Answers more detail:os...

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

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521 views

1 answer

javascript - Facebook like and share button with callback

I have a webpage where I have placed a Facebook like & share button and corresponding javascript callback functions are ... share="true"></div> See Question&Answers more detail:os...

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

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283 views

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javascript - Get pixel color from an image

I have an image on a browser. I want to get the top left pixel of the image color (at coordinates: 0,0) ... that, using javascript or php code? See Question&Answers more detail:os...

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

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229 views

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javascript - Alternative to the "switch" Statement

I do not want to use Switch in my code, so I'm looking for some alternative Example with Switch: ... alternatives? Is this best solution? See Question&Answers more detail:os...

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

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199 views

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javascript - Connecting to remote SSH server (via Node.js/html5 console)

I have been scouring the face of the web looking to answer a question which I had thought would be simple. My ... a possible path to this goal? See Question&Answers more detail:os...

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

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190 views

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javascript - How to either determine SVG text box width, or force line breaks after 'x' characters?

I'm creating an SVG text box using the Raphael library, and filling it with a dynamic string which is extracted from ... ) how would I do 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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143 views

1 answer

javascript - Set Request Header jQuery Ajax

I'm stuck in a very strange problem, I want to send an extra param Authorization in my ajax request ... -3e7a-4fc7-9bbb-f6c83252db01 Thanks See Question&Answers more detail:os...

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

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134 views

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javascript - Creating a CSS class in jQuery

I believe the .addClass() function in jQuery attaches a CSS class to the current selection, but I was wondering ... jQuery, and then attach it? See Question&Answers more detail:os...

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

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143 views

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javascript - Sharing websocket across browser tabs?

We want to have one socket per browser rather than one per tab in a browser. How can we achieve it? I read ... on node.js on server side. See Question&Answers more detail:os...

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

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