Recent questions tagged Javascript

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178 views

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javascript - Filter nested array in object array by array of values

Considering below object array: [ { "guid": "j5Dc9Z", "courses": [ { "id": 1, "name": "foo", } ] ... this case? Avoiding loops would be a bonus. See Question&Answers more detail:os...

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

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365 views

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javascript - Unicode string with diacritics split by chars

I have this Unicode string: Ааа?Ббб?Ввв?Гг??Дд And I want to it split by chars. Right now if I try to loop ... this string to chars: А а а? ? See Question&Answers more detail:os...

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

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186 views

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javascript - getting height of a div in centimeter using jquery?

I'm having a div , in which I am adding data dynamically, I want to get the height of the particular div in ... in that div based on the height. See Question&Answers more detail:os...

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

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191 views

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javascript - Word Array to String

how to do this in Javascript or Jquery? Please suggest in 2 steps: 1.- Word Array to Single Byte Array. 2.- Byte ... 2), 16)); return str; } See Question&Answers more detail:os...

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

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192 views

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javascript - Download file via jquery ajax post

I am trying to export my web page data and download it as excel file. but the download does not start even the ... it!! Any help please? 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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162 views

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javascript - Why doesn't this closure have access to the 'this' keyword? - jQuery

I'm a beginner to closures (and Javscript in general), and I can't find a satisfactory explanation as ... ? Any response much appreciated. 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 catch event.keyCode and change it to another keyCode?

I have checked other questions here at SO, however they do not answer my question. I want to simply catch ... "right" solution. Thank you. See Question&Answers more detail:os...

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

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230 views

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javascript - how can i track arrow keys in Chrome and IE?

Im using foloowing code to track key events oEvent=window.event || oEvent; iKeyCode=oEvent.keyCode || oEvent. ... and IE using javascript?? See Question&Answers more detail:os...

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

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162 views

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javascript - Make onclick work on iphone

I have been using "onclick" in my javascript, but now I want it to work on Iphone as well. Is there a simple way ... <a id=id1 href=#>button</a> See Question&Answers more detail:os...

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

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224 views

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javascript - How do jQuery objects imitate arrays?

jQuery objects act like arrays without polluting native prototypes. How is this achieved? I know it's not just ... t find a definitive answer. See Question&Answers more detail:os...

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

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161 views

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javascript selected radio

I want to check what is the selected radio input. here is my code. <input name="u_type" type="radio" ... the selected radio input } 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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127 views

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javascript - jQuery doesn't submit a form

I have the following HTML code: <?xml version="1.0" encoding="utf-8" ?> <!DOCTYPE html PUBLIC "-/ ... prevents the form from being submitted? See Question&Answers more detail:os...

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

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223 views

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javascript - Why use {} instead of new Object() and use [] instead of new Array() and true/false instead of new Boolean()?

Many people say that you should avoid new Object, new Array()and instead use {}. [], and true/false. What ... but is that the main argument? See Question&Answers more detail:os...

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

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328 views

1 answer

javascript - drag event for jquery-ui-sortable

How to listen to drag event when a jquery-ui-sortable is being dragged? By hit-n-trial strategy, I've tried drag event ... .log('drag'); } }); See Question&Answers more detail:os...

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

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201 views

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javascript - how to get audio.duration value by a function

Im my audio player I need to get the duration of my audio track. I need a function that gets src of the ... as on working function. Any idea? See Question&Answers more detail:os...

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

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257 views

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javascript - Is My Page Being Loaded from the Browser Cache?

I have a "new items" badge on a page that I want to update immediately the page is loaded from the cache ( ... is being loaded from the cache? See Question&Answers more detail:os...

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

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515 views

1 answer

javascript - resolving a promise with EventListener

I am working on a popup div and I would like to have a promise attached to the animation so I can do something after ... ); }.bind(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 - Setting a value dynamically for data attributes using jquery

I use data attributes extensively for managing data in client side events. Is it possible to assign value dynamically ... this can be achieved? See Question&Answers more detail:os...

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

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310 views

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javascript - jQuery Mobile prevent scroll-to-top before page transition?

When I click on a list-item, to go to another page, the current page jumps to the top of the screen before ... 4S, with iOS 6.1.2. See Question&Answers more detail:os...

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

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462 views

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javascript - Mongoose schema reference and undefined type 'ObjectID'

I'm trying to do some relations between my schemas and I have some problems with my solution. Here is my ... explain me why this is happening? See Question&Answers more detail:os...

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

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158 views

1 answer

javascript - How to access a method from a class from another class?

I want to use Object Oriented Programming technique with JavaScript but I can't access a method from one class from ... var object=new one(); See Question&Answers more detail:os...

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

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207 views

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javascript - jQuery: wait for function to complete to continue processing?

Hey all. I have, what appears to be, a trivial problem. I have the following JavaScript: $(function() { ... to duplicate the code. 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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392 views

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javascript - Import ES6 module into global scope

TLDR: How can I make a module (imported via ES6 syntax) globally scoped (or reference an imported class inside another ... but it doesn't work. See Question&Answers more detail:os...

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

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334 views

1 answer

javascript - Chrome content scripts aren't working: DOMContentLoaded listener does not execute

I am trying to code extension that corrects misspellings on 1 forum. I am trying to access <p> tag, with content ... 't access page (and tag)? See Question&Answers more detail:os...

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

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392 views

1 answer

javascript - Get Position of Mouse Cursor on Mouseover of Google Maps V3 API Marker

I am trying to make a div visible at the position of the cursor when the cursor mouseover a marker using ... position of the mouse cursor? See Question&Answers more detail:os...

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

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343 views

1 answer

javascript - HTML Audio recording until silence?

I'm looking for a browser-based way of recording until a silence occurs. HTML audio recording from the ... using Javascript? 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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420 views

1 answer

javascript - What is the difference between using "new RegExp" and using forward slash notation to create a regular expression?

Is there any difference between using new RegExp("regex"); and /same_regex/ to test against a target string? ... example please refer to here See Question&Answers more detail:os...

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

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146 views

1 answer

javascript - How do I DRY up my CouchDB views?

What can I do to share code among views in CouchDB? Example 1 -- utility methods Jesse Hallett has some good utility ... } How can I be DRYer? See Question&Answers more detail:os...

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

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