Recent questions tagged javascript

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javascript - GoogleMaps does not load on page load

I can't get my map running using the GoogleMaps API V3. The map does not load. I would expect the map to ... : 50%; background-color: green; } 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 set mousemove update speed?

im generating a function where it needs to set easy and fast a signature. I'm writing the signature in an canvas ... html(e.pageY - size); } 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 - Add names of the states to a map in d3.js

I am using albersUSA projection to display a map. I want to add the name of the states to each state. This is what I tried ... (d)[1]; }); }); } 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 - Dynamically Scrolling a Textarea

I have a textarea html element on my page that gets reloaded via ajax. The whole textarea is returned each ... that. Thanks in advance Neil 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 - Playing html5 audio in android browser

I have a javascript that plays audio in the browser, using the html5 <audio> tag. It works fine in the ... would be grateful for any ideas! 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 - HTML5 Canvas Circle Text

How do I create circle text (text in a circle shape) with canvas? 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 - Setting minimum size limit for a window minimization of browser?

Is there a way to manually set the minimum size of a browser window across all browsers? 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 - Get text between two rounded brackets

How can I retrieve the word my from between the two rounded brackets in the following sentence using a regex in ... is (my) simple text" 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 - document.execCommand() FontSize in pixels?

How can I change font size to 30px (for example) using document.execCommand? This: document.execCommand("fontSize", ... and including 1 to 7. 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 - Should I link to Google API's cloud for JS libraries?

I'm looking for the pros/cons of pulling jQuery & other JS libraries from Google API's cloud as opposed to ... cloud is a minimal concern. See Question&Answers more detail:os...

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

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303 views

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javascript - append option to select menu?

Using Javascript how would I append an option to a HTML select menu? e.g to this: <select> <option value= ... select> http://jsfiddle.net/SSwhr/ 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 - Can I prevent panning Leaflet map out of the world's edge?

Is there a way to limit panning out of the world's edge? On this picture, brown is the world, grey is ... make it impossible to pan like 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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javascript - ES8 Immediately invoked async function expression

I haven't seen these constructs used much but I've found myself writing them to make use of async / await ... await in these kind of situations? See Question&Answers more detail:os...

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

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320 views

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javascript - Jquery event handlers return values

Is there any use to return values from .click() and .change() handlers (like return true or return false)? 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 - Split a string based on multiple delimiters

I was trying to split a string based on multiple delimiters by referring How split a string in jquery with multiple ... repeat How to solve 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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491 views

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javascript - Remove plus sign (+) in URL query string

I am trying get the string in the following URL to display on my webpage. http://example.com?ks4day=Friday+September ... qs("ks4day"));</script> See Question&Answers more detail:os...

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

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285 views

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javascript - How do I debug jquery AJAX calls?

I have been working on trying to get AJAX to work with Jquery. My big issue so far has been that I don ... with debugging. Thanks for your help! See Question&Answers more detail:os...

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

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282 views

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javascript - Is it possible to get element's numerical index in its parent node without looping?

Normally I'm doing it this way: for(i=0;i<elem.parentNode.length;i++) { if (elem.parentNode[i] == elem) //.... etc.. etc... } See Question&Answers more detail:os...

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

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414 views

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javascript - How to chain execution of array of functions when every function returns deferred.promise?

I have created my first deferred object in Node.js using deferred module and it works great when I pass result ... have n number of functions. 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 - Uncaught Error: Invariant Violation: findComponentRoot(..., ...$110): Unable to find element. This probably means the DOM was unexpectedly mutated

What I'm doing wrong with nested cycles in React? I have searched information in Google and I didn't find anything ... tables, n......`. See Question&Answers more detail:os...

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

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544 views

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javascript - IE8 alternative to window.scrollY?

I'm trying to determine how many pixels down I've scrolled using window.scrollY. But this isn't supported ... safe, cross-browser alternative? See Question&Answers more detail:os...

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

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662 views

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javascript - Angular url plus sign converting to space

I have angular application where i want to pass plus sign + in query string like: http://localhost:3000/page ... can I prevent this conversion? See Question&Answers more detail:os...

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

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863 views

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javascript - Fake "click" to activate an onclick method

I have an element with an onclick method. I would like to activate that method (or: fake a click on ... another function. Is this possible? See Question&Answers more detail:os...

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

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696 views

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javascript - Module not found: Error: Can't resolve 'crypto'

I am getting the following list of errors when I run ng serve. My package JSON is as follows: { "name" ... -sdk/node_modules/aws-sign2/index.js 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 - Destroy chart.js bar graph to redraw other graph in same <canvas>

I am using the Chart.js library to draw a bar graph, it is working fine, but now I want to destroy the ... function which uses the same canvas. See Question&Answers more detail:os...

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

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768 views

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javascript - .setAttribute("disabled", false); changes editable attribute to false

I want to have textboxes related to radiobuttons. Therefore each radio button should enable it's textbox and disable ... )" tooltiptext="" > See Question&Answers more detail:os...

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

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256 views

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javascript - Dividing an array by filter function

I have a Javascript array that I would like to split into two based on whether a function called on each ... it returns false, for instance? See Question&Answers more detail:os...

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

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282 views

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javascript - jQuery Mobile : What is the order of page events triggering?

I have to build fast a prototype for an application and I would like to know exactly where to insert various ... just "maximize" it somehow). See Question&Answers more detail:os...

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

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