Recent questions tagged Javascript

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javascript - dc.js sort ordinal line chart by y axis/value

I have a dc.js ordinal chart whose x-axis consists of things like 'Cosmetics' and the y-axis is the number of ... ]) .brushOn(false) render(); 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 - GoogleChrome extension that deletes browsing history with one click from an icon

Im trying to make a google chrome extension that deletes all browsing history with one click on a icon ... /GoogleDevelopers 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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346 views

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javascript - Have div display ONLY on first time visit (cookies?)

I'm trying to have a div display on the very first time a user visits my site. I'm pretty sure I ... be greatly appreciated. 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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javascript - Making D3 like Force-Directed Graph with PNGs

I've been trying to make D3 like Force-Directed Graph (example: https://bl.ocks.org/mbostock/4062045) with PNGs ( ... how to do that, just yet. 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 item from dropdown list on page load (no jquery)

I have the following dropdown list: <select name="DD1" id="DD1"> <option value="B">B</option> <option ... user never sees that option? 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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255 views

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javascript - Define an event on iFrame element with jQuery

I try to define a live event on img tags store on a iFrame. For example, I would like obtain a simple ... load. Thanks for your help. Nicolas 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 - getElementsByTagName problem in chrome and safari

I`m parsing a Google Maps RSS with javascript and using the following code to get the point coordinates: point_coords ... /georss:point> </item> See Question&Answers more detail:os...

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

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296 views

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javascript - How to generate a right-click event in all browsers

A little context: The app I'm working on has a right-click context menu for certain objects on the screen. ... menu and avoid the AJAX request. 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 - Chrome browser unable to make a server call when print preview is opened

I have a print preview page in which I open a page and execute print function after rendering a page. ... the main application. 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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javascript - When editing a grid, how do I disable specific fields by row?

I have a kendo grid with data in it and multiple columns (say col 1, 2, and 3). Columns 1, 2, 3 ... could have column 3 disabled. Any thoughts? See Question&Answers more detail:os...

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

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348 views

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javascript - how can I determine when Google Maps loadGeoJson completes?

I have a scenario where users can store their mapping styling. When a user navigates back to that page with the map ... in a 'wait' somewhere? . See Question&Answers more detail:os...

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

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393 views

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javascript - AngularJS OnsenUI reload parent page on nav.popPage() in child page

I'm calling a function on ng-init and in that page I'm pushing a new page to the pageStack of navigator ... using window.location.reload(true); See Question&Answers more detail:os...

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

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271 views

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javascript - What are the downsides of defining functions on prototype this way?

Usually people write code like this: function Shape() { this.x = 0; this.y = 0; } Shape.prototype.move = ... func } }, enumerable: false }) 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

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javascript - SecurityError: The operation is insecure in canvas.toDataURL

I've tried to resolve the next error but without success. I have the following jQuery and HTML5 code: <script ... . The image is from localhost See Question&Answers more detail:os...

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

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256 views

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javascript - Angular performance: ngStyle recalculates on each click on random input

I have a very stupid performance issue. I have a component that uses ngStyle, and I'd prefer to ... Maybe ChangeDetectorRef.detach()could help See Question&Answers more detail:os...

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

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406 views

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javascript - jQuery getting ID of clicked link

I have a modal box in jQuery which I have created to display some embed code. I want the script to take the ... " class="openembed">Embed</a> See Question&Answers more detail:os...

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

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752 views

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javascript - Lasso tool in html5 canvas

I'm trying to build a freeform lasso tool to clip an image inside canvas. I'm using fabric.js to draw the shape ... "500" height="500"></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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532 views

1 answer

javascript - How to convert large UTF-8 strings into ASCII?

I need to convert large UTF-8 strings into ASCII. It should be reversible, and ideally a quick/lightweight algorithm ... of the UTF-8 original. See Question&Answers more detail:os...

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

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339 views

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javascript - Concatenate files using babel

Here's my file structure /base.js /foo/main.js /foo/bar/main.js /baz/main.js I want 4 files in total. ... ' directives at the top of the files. See Question&Answers more detail:os...

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

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434 views

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javascript - ThreeJS Cube texture strange visual

I'm having a strange visual effect (don't know how to call it) in my project. I've made a cube and made it ... .y = 150; scene.add( cube ); See Question&Answers more detail:os...

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

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309 views

1 answer

javascript - How can I append DOM elements as they stream in from the network?

I have an element that I want to populate as a request's HTML streams in, instead of waiting for the complete ... surely there's a better way? See Question&Answers more detail:os...

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

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366 views

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javascript - Image hover when over area <map>

Im trying to get different images to load when hovering over the different image map zones. Is this even possible with ... title="" /> </map> See Question&Answers more detail:os...

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

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415 views

1 answer

javascript - Can't appendChild to a node created from another frame

I have a page with an iframe and would like to extract a DOM node from the child frame and put it on the ... . Anyone know a fix for 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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336 views

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javascript - Show popup after page load

I created a jQuery popup by following an online tutorial. I want to show this popup after page load/after page load ... Content Here......</p> See Question&Answers more detail:os...

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

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294 views

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javascript - jQuery Table Row Filtering by Column

I'm trying to filter table rows in an intelligent way (as opposed to just tons of code that get the job ... and thats the complicated part :| See Question&Answers more detail:os...

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

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603 views

1 answer

javascript - Is it possible to add a drop shadow to chart.js line chart?

I'm using chart.js to build a line chart. I was wondering if it is possible to add a drop shadow to the ... > <canvas id="salesData"></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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357 views

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javascript - Materialize: dropdown in "if" statement doesn't work

I tried to implement a dropdown list that is only visible when the user is signed in. The dropdown list works ... ; What could be the 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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691 views

1 answer

javascript - Animated image mask following mouse in HTML

If I change the cursor of a page into a 'flashlight' (say, a circle), and I want to reveal an image ... easy way to intersect the two images? See Question&Answers more detail:os...

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

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