Recent questions tagged Javascript

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javascript - Retry request with $http interceptor

I'm sure there is an easy way to do what I want, I just cant wrap my head around it. How can I get the ... well as some things to handle xdr's. 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 get the height of the text inside of a textarea

I have a textarea with the the text Hello World. I would like to get the height of this text. I've ... the height of the textarea element. 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 - Is there any major difference between innerHTML and using createTextNode to fill a span?

The title is pretty clear: Is there any major difference between innerHTML and createTextNode (used with Append) to fill a span with 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 - What is the accepted way to send 64-bit values over JSON?

Some of my data are 64-bit integers. I would like to send these to a JavaScript program running on a ... How have you handled this situation? 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 - Use jQuery or Q.Js for promises

I'm looking into BreezeJs and there samples are using Q.js for promises to handle asynchronous calls. John ... the differences between the two? See Question&Answers more detail:os...

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

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410 views

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javascript - Detect virtual keyboard vs. hardware keyboard

I have been thinking about this a while now, and I can't figure a way to deal with it. Is there any way to ... in IOS - not sure about browser. 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 - Accessing a part of reducer state from one reducer within another reducer

I do not know how to access a boolean isLoading flag from reducerForm.js reducer in reducerRegister.js. I have used ... state.form.values }; } 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 - Why we should use RxJs of() function?

in service section of angular.io tutorial for angular2 I hit a method named of.for example : getHeroes(): ... and what are its benefits? 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 - Input model changes from Integer to String when changed

Have a kind of price range/rating functionality based on an inputs model. On load, when it's set from the ... $scope.menuPriceRange = ""; } See Question&Answers more detail:os...

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

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188 views

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javascript - Setting the width of a dropdown list in Bootstrap 3.0

How can I set the width of a dropdown triggering button in bootstrap 3.0 to be equal to the width of the dropdown ... menu list = col-* width. 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 - Angularjs Chrome autocomplete dilemma

I have a simple login form which works just peachy unless you use Chrome's auto complete feature. If you start ... Sign in</button> </form> See Question&Answers more detail:os...

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

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182 views

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javascript - Change value of input onchange?

I am trying to create a simple JavaScript function. When someone inserts a number in an input field, the value of ... , can someone help me out? See Question&Answers more detail:os...

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

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221 views

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javascript - TinyMce Allow all Html tag

I'm using TinyMce and even though the danger of a script attack, I need to enable all html tags with ... that Disables the HTML filtering? See Question&Answers more detail:os...

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

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245 views

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javascript - Does Jasmine's toThrow matcher require the argument to be wrapped in an anonymous function?

The documentation at https://github.com/pivotal/jasmine/wiki/Matchers includes the following: expect(function(){fn();}) ... to be sure. 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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185 views

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javascript - Why should objects in Redux be immutable?

Why should objects in Redux be immutable? I know that some frameworks such as Angular2 will use onPush and ... ). Appreciate any feedback. See Question&Answers more detail:os...

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

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306 views

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javascript - How to use shouldComponentUpdate with React Hooks?

I've been reading these links: https://reactjs.org/docs/hooks-faq.html#how-do-i-implement-shouldcomponentupdate https: ... </React.Fragment> ); 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 - .html() and .append() without jQuery

Can anyone tell me how can I use these two functions without using jQuery? I am using a pre coded application ... move it to another using 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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598 views

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javascript - Browser: Identifier X has already been declared

I am using ES6 with Babel in my project and I am getting an error when I declare one of my const 'use strict' ... do you think it should be ? See Question&Answers more detail:os...

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

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404 views

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javascript - Allow Copy/Paste in a disabled input text box in Firefox browsers

I have a input text box disabled: <input type="text" name="name" disabled="disabled" /> In IE and in Chrome ... ? Is there a work around 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 - Failed to execute 'postMessage' on 'DOMWindow': The target origin provided does not match the recipient window's origin ('null')

I have a game in heroku, now I'm trying to make it work in Facebook canvas, but, while it works in Firefox, ... origin ('null'). What's wrong? See Question&Answers more detail:os...

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

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341 views

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javascript - Angular 2: Debounce (ngModelChange)?

Is there a way to debounce the template directive (ngModelChange)? Or, alternatively, what is the least-painful ... )"> Debounce onFieldChange() 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 - Select All checkboxes using jQuery

I have the following html code: <input type="checkbox" id="ckbCheckAll" /> <p id="checkBoxes"> <input type=" ... so on. Where is the problem? See Question&Answers more detail:os...

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

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424 views

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javascript - how to check app running in foreground or background in ionic/cordova/phonegap

Is there any way to check whether the app is running in foreground or background in ionic/cordova/phonegap, I need ... and ios, thanks a lot See Question&Answers more detail:os...

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

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592 views

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javascript - Moving an item programmatically with jQuery sortable while still triggering events

I am using jQuery Sortable. I have the HTML setup like so: <ul id='plan'> <li class='item'>1</li> ... how to trigger the sortable update event? 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 - OnClick without jQuery

How to make onclick without jQuery, with no extra code in HTML, such as: <a href="#" onclick="tramtramtram"> ... substr(7));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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160 views

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javascript - How to round to the next largest number?

I want my number to always get rounded to the closes upper number like this: 1.2 => 2 1.4 => 2 2.5 => ... > 3 How can i do this with 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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334 views

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javascript - Can I insert elements to the beginning of an element using .appendChild()?

If the user selects an option in a dropdown box, there must be added a label and a textbox. Using ... solution to this in PrototypeJS? See Question&Answers more detail:os...

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

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648 views

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javascript - How to programmatically clear/reset React-Select?

ReactSelect V2 and V3 seems to have several props like clearValue, resetValue and setValue. Whatever I'm trying, ... not fully implemented yet? See Question&Answers more detail:os...

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

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