Recent questions tagged JavaScript

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javascript - $.ajax() and "Uncaught ReferenceError: data is not defined"

I tried out several ways to get .json file and data using $.getJSON and $.ajax() overthere My JS code n?2 ... ? Edit: all is done client side. 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 - Get Current Page number of Embedded pdf

I am planning to develop a webapp. The page will have an iframe on the left side and javascript form on right ... the iframe. Is this possible? 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 - Show form default Validation Status Programmatically

I want to submit a form using ajax. So I am not using the type=submit. I am using a onClick event on ... doesn't inform the user interactively. 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 does `{foo: 1}` evaluate to `1` in the console, and `{foo: 1, bar: 2}` results in an error?

I knew that {} is either an object or a block of code, but today my co-worker asked me why {foo: 1} works ... : 1 evaluate in the console to 1? 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 - Chart.js (Radar Chart) different scaleLineColor for each scaleLine

I would like to try and create a radar chart using Chart.js which has various colours for each scaleLine, ... scale lines. Kind Regards Leigh 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 to properly handle let-variables with callbacks in TypeScript?

I struggle a bit with one common JavaScript pattern during using TypeScript. It's about: declaring some "let" variable without ... ] } }, ... } 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 - Any way to have text in div fill a triangle shape?

I'm trying to have a block of text in a div fill a downward triangle shape. Is there any way to achieve this ... line with a limit on each line. 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 to get the image extension from a remote image url that doesn't contain image extension in the url

I'm trying to use the Image API to get the image data/extension for image urls. I can easily use ... readable response if you disable cors. 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 - Firebase.ServerValue.TIMESTAMP not synched between listeners and the client that actually adds data

Here is the simplest example possible: var fb = new Firebase('https://xxxxxxxxxxx.firebaseio.com/test'); ... Object {date_now: 1449732571759} 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 - Test Web application on iOS Simulator

I am trying to optimize my website for iPad. Could you please guide me on the best approach: In terms of ... good online tutorials. 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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javascript - Block scoping of let and for…of

The let statement in ES2015 allows us to declare block scope variables, so that for example the following code ... of loop that this breaks? 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 - Nested HandlebarsJS #each helpers with EmberJS not working

I'm slowly starting to get the hang of EmberJS. Unfortunately I've run into an issue I can't seem to ... #each not work whereas #Processes does? 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 - document.querySelector always returns null

I've looked at the other answers but still don't understand. For some reason this line of code always ... the document structure looks like. 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 - d3.js pan and zoom jumps when using mouse after programatic zoom

I'm trying to center my d3 graph when it loads. So I run var g = svg.append("g"); //... then later g.call( ... .5. So it jumps. Here's my jsbin. 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 - Maintain Text Selection When Using DIV as a button

Maybe this is a browser related issue? I'm on Chrome at the moment... What I'm trying to accomplish is ... any and all solutions!! 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 - Using <select> and <option> in AngularJS

I have this anchor tag and i change my view depending on the date coming from the object. I am trying to ... i am trying to achieve: mycode 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 - Intl.DateTimeFormat shows time being 24:59

Hey everyone| just checking if I am doing something wrong. The code below gives me time = 24:59, in ... any related issues about this. Tomas 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 - Moment.js : change the default humanize() behavior

In the moment.js documentation the following example is given: moment.duration(1, "minutes").humanize(); / ... / non-documented feature? 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 is db.transaction not working with indexeddb?

I am new at using inxededdb and am trying to get data out of a store. The store contains data, but for some reason ... .result.text); }; }; } 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 to render accents in ReactJs?

I'm trying render an element which has an accent character using ReactJS and JSX, but it's not returning what I ... How can I fix this 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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javascript - Create artificial zoom transform event

I have a timeline in D3 with a highly modified drag/scroll pan/zoom. The zoom callbacks use the d3.event.transform ... to a much newer d3 API) 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 - Nashorn under Java 7

I'm trying to get Oracle's Nashorn running under Java 7. I've cloned the repo and compiled the source. ... use a different class loader maybe? 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 - D3 click coordinates after pan and zoom

I'm using D3 library to create drawing application. I need to draw object (circle for simplicity) on the ... ://jsfiddle.net/klinki/53ftaw7r/ 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 - Uncaught TypeError: $(...).value is not a function when trying to send a value via JQuery

<!DOCTYPE html> <html> <head lang="en"> <script src="https://code.jquery.com/jquery-2.1.4.min.js">< ... . Any help would be appreciated, 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 - JS - chain async methods in sequence w/o callback or modification

I'm trying to add a "default callback" to a prototype that will assign a callback function (in the ... to the original function calls 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 - Is there a difference between npm install on windows & linux

i think i have a short question. I can't find anything in the www. if i run npm install on a windows ... other install path's? greetings mok 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 catch the firefox spellcheck correction event?

I have a textarea. After writing some misspelled text and using rightclick -> correction the word gets replaced with a ... too to know that one. 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 Promise.resolve().then() is delayed?

I don't understand why resoved Promise delay .then() argument call? example: var myPromise = Promise. ... call imediatly resolve function? See Question&Answers more detail:os...

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

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