Recent questions tagged Javascript

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javascript - Alert when html5 validation fails

So what I need is simply an alert to appear when my html5 validation fails, like : alert("Error, please fill ... is when he submits the form. 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 - .NET MVC deserialize byte array from JSON Uint8Array

I'm using js-scrypt (https://github.com/tonyg/js-scrypt) on my client-side web application to hash and ... -side and client-side applications. 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 - Why are methods of String.prototype available to string literals?

This question has come out of another, which concerns the behaviour of console.dir with string literals. In ... and missing something obvious? 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 update localStorage items?

I'm having a problem where the cached object doesn't resemble the correct data so I figured it I can push ... object up to the localStorage? 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 - Seems that onBlur of one element is "overriding" the onclick of another

I have two elements: <input type="text" name="pmTo" id="pmTo" onkeyup="offerSuggs('none');" onfocus=" ... when the textbox loses focus, however. 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 - Dynamically assign ng-controller on runtime

I have a situation where I need to dynamically change the controller, so that the scope variables are influenced ... than a string literal? 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 - Understanding promises in node.js for recursive function

I'm trying to use recursive calls to get data out of redis, stopping and returning when the members ... help would be greatly appreciated. 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 - Programmatically disable window.location.reload?

Is there a way to override default behavior of window.location.reload - making it a no-op, for debugging purposes? 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 - Why am I getting this JS error?

I get this JS error: jquery-1.5.1.min.js:16Uncaught TypeError: Cannot set property '_renderItem' of undefined ... be worrying about this error? 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 can I highlight a selected list item with jquery?

I have several items in a list and want to highlight the one a user clicks on by applying some css style, maybe ... e.preventDefault(); ??? }) See Question&Answers more detail:os...

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

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610 views

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javascript - HTML5 <Video> "Loop" with a gap or delay of few seconds

I am using the HTML 5 "Video" tag to show the video on my page with the "Loop" feature or attribute. Is ... tag DO NOT have controls. 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 - difference between Function and new Function

I sometimes see people doing this Function('alert("hi")') and sometimes they do new Function('alert("hi") ... a difference between the two? See Question&Answers more detail:os...

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

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351 views

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javascript - setInterval(function(),time) change time on runtime

I want to change setInterval function time when my code is running. I try this <script type="text/ ... First SetInterval does not work! See Question&Answers more detail:os...

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

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227 views

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javascript - creating closure compiler extern

I'm using a jQuery plug-in and Google Closure Compiler. The problem is that there's a bug in the plug-in ... extern for what I have? 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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193 views

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javascript - How Do I Make A Meteor Helper Non-Reactive?

I want to make this code non reactive. Is there a way? Template.foo.helpers({ info: function(){ var ... wondering if there was a equivalent. See Question&Answers more detail:os...

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

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397 views

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javascript - Get all css styles for a DOM element (a la Firebug)

For a DOM element, how to I get all styles specified in css for a particular element? Is it a case of ... How does Firebug do it? 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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231 views

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javascript - Phonegap : how Control the font size of the Mobile?

In Phonegap I have come across the problem, that if we change the font size of the mobile device from the ... >Display>fonts to Huge Image here See Question&Answers more detail:os...

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

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179 views

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javascript - Why does the value of "this" changes.?

I am learning javascript and i came across a doubt. Why is the value of "this" undefined in the first example ... . What concept am i missing? See Question&Answers more detail:os...

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

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388 views

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javascript - YouTube API - Loop video between set start and end times

I've managed to start the video and end the video at the times I need, but is there any way to loop this? The ... playing }, }); } </script> See Question&Answers more detail:os...

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

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403 views

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javascript - How to show button on div mouse hover

i want to show button on div hover. when i hover mouse on div then button show otherwise hide. my button in ... button again hide. Thank you. See Question&Answers more detail:os...

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

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318 views

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javascript - Chrome Extension "Receiving end does not exist." Error

I'm working on a Chrome Extension but lately I've noticed I've been getting the following error (pointing to the ... else sendResponse({}); }); See Question&Answers more detail:os...

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

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153 views

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javascript - "object is not a function" when saving function.call to a variable

I was trying to make my code smaller by caching functions to variables. For example: function test(){ var a = ... variable (and then call 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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265 views

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javascript - php reload page without posting data

I'm trying to refresh a page without sending POST from the previous time. I've tried window.open("postme.php?r ... .reload();? Any ideas? 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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265 views

1 answer

javascript - Find and click an item from 'onclick' partial value

Is it possible to click an element through selenium by a partial value of an onclick element? There are multiple ... "1 Bedroom Deluxe")]') See Question&Answers more detail:os...

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

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253 views

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javascript - How to create a memoize function

I am stumped with this memoize problem. I need to create a function that will check to see if a value ... and need some fresh advice. See Question&Answers more detail:os...

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

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202 views

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javascript - How to put a waved line under misspelled words HTML

I have a webpage HTML & JS. I need to add a red waved-line under misspelled words. I got my algorithm to ... put a waved line under those words. See Question&Answers more detail:os...

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

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350 views

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javascript - D3.js: Stop transitions being interrupted?

I'm working with D3.js. I've got transitions working nicely, but I just have one problem: if a second ... ensure the transitions don't overlap? See Question&Answers more detail:os...

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

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278 views

1 answer

javascript - useEffect does not listen for localStorage

I'm making an authentication system and after backend redirects me to the frontend page I'm making API request for ... ; }; export default Main; See Question&Answers more detail:os...

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

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