Recent questions tagged JavaScript

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javascript - webpack require relative image

I have two files: ./img/mypic.png ./js/help/targets/target.js In target.js: <img src={require("../../../ ... in the same way as in the browser? 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 - Using document.querySelector in React? Should I use refs instead? How?

I am building a carousel right now, in React. To scroll to the individual slides I am using document.querySelector like ... NEXT</button> </> ); 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 - Remove specific <script> tag in <head> tag by onclick event

<head> <script type="text/javascript"> function include(filename, status){ if(status == 'on'){ var head = ... I click the "CLOSE" botton? 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 - Chart.js Line-Chart with different Labels for each Dataset

Using Chart.js you can create line charts and for that you have to privde labels and datasets. for example: ... that possible with Chart.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 - How to properly import and use the MSAL (Microsoft Authentication Library for js) into a typescript react single page application?

Problem I can't seem to get the MSAL library to import properly into my typescript code. I'm using the MSAL for ... types": [ "typePatches" ] } 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 - anchor href vs angular routerlink

I am trying to use anchor tag with href in my Angular 7 app. When I click on the link the url ... Can anyone explain the behaviour please. 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 do I search through scope variables in Google Chrome Developer Tools?

I set a breakpoint in a javascript function with Google Chrome Developer Tools. I am looking for a variable in ... the scope of the function? See Question&Answers more detail:os...

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

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185 views

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javascript - jquery select class inside parent div

I'm trying to change the alt of the image, I'm clicking by selecting the image's class (add_answer) Note: . ... first')).attr('alt',count); 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 UI Dialog Buttons from variables

I have variables holding the translated labels for buttons inside a jquery ui dialog. I cannot fill the button ... with variable array keys? 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 mock Cookie.get('language') in JEST

I have a function which sets a language in cookie and gets it for some functionality. How do I set the value ... FAILS because it returns en }) See Question&Answers more detail:os...

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

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687 views

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javascript - ng-click not firing in AngularJS while onclick does

I am trying to use AngularJS in my application and have been successful to some extent. I am able to fetch data and ... .2 and AngularJS v1.0.8. 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 - HTML5 - Canvas, drawImage() draws image blurry

I am trying to draw the following image to a canvas but it appears blurry despite defining the size of the canvas. ... " width="521"></canvas> 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 - How to feature-detect es6 modules

I'd like to export a module using the ES6 syntax only if it is supported in the current runtime. The goal ... a syntax error : typeof export See Question&Answers more detail:os...

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

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543 views

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javascript - firefox+jquery mousewheel scroll event bug

UPDATE Working fix as suggested by David (see below): replace $('.scrollMe').bind("mousewheel DOMMouseScroll", . ... please feel free to answer! See Question&Answers more detail:os...

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

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402 views

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javascript - Difference between angular.fromJson and $scope.$eval when applied to JSON string

In my angularjs apps, I usually parse a JSON string by using angular.fromJson, like so: var myObject=angular. ... to parse a JSON 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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408 views

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javascript - Changing active Bootstrap 3 tab using jQuery

I was experimenting with programatically changing tabs using jQuery. I tried to implement the solution given by @MasterAM ... am I doing 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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265 views

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javascript - Potential problems setting window.location.hash

I have some javascript code which, at one point, sets window.location.hash to a specific string. This works ... up its internal state? 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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479 views

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javascript - AWS Lambda can't connect to RDS instance, but I can locally?

I am trying to connect to my RDS instance from a lambda. I wrote the lambda locally and tested locally, and ... timed out after 20.00 seconds See Question&Answers more detail:os...

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

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200 views

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javascript - How to change background color of cell in table using java script

I need to change background color of single cell in table using java script. During document i need style of all cell ... )"> </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 - jQuery get values from inputs and create an array

I have many inputs on a page. I want to create an associative array with each input's name and value using ... how to create an object instead? See Question&Answers more detail:os...

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

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347 views

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javascript - PHP json_encode as object after PHP array unset()

I'm experiencing odd behavior with json_encode after removing a numeric array key with unset. The following code should ... can I prevent 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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193 views

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javascript - Detect if <input type="file" /> is supported

I'm building a mobile version of my site which has a file upload facility, accessed via an 'Upload Button' I ... is Jailbroken, or something...) 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 - How to safely clean up AngularJS event binding in a directive

I have an Angular directive that sets an element's height equal to the inner height of the browser window ( ... and Hans for your contributions. See Question&Answers more detail:os...

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

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194 views

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javascript - angular.js: model update doesn't trigger view update

i'm currently working on a web based twitter client and therefore i used angular.js, node.js and socket. ... .com/hochitom/node-twitter-client 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 way to tell knockout to wait to recalculate computed values until after the view model is defined?

I have a complex view model which is a couple hundred lines of javascript code with a good amount of ... a setting elsewhere. jsfiddle demo See Question&Answers more detail:os...

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

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451 views

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javascript - jQuery UI: Drag and clone from original div, but keep clones

I have a div, which has jQuery UI Draggable applied. What I want to do, is click and drag that, and create a clone ... ).appendTo('body'); } }); See Question&Answers more detail:os...

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

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246 views

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javascript - Where should I define global functions in ExtJS 4 MVC?

I need to define some functions which i can call everywhere in my app. What is the best approach to achieve 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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308 views

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javascript - How to bubble events on a component subcomponent chain with Vue js 2?

I have my vue application using: component-parent component that is made of component-child inside component-parent I ... but with no 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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