Recent questions tagged Javascript

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This is code from Crockford's JavaScript: The Good Parts. var results = []; var walkDOM = function (node,func ... chosen to include func(node)? See Question&Answers more detail:os...

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

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531 views

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javascript - Save and load input values using local storage?

I'm trying to store via local storage all form field values (under the input id) like so localStorage.setItem(" ... a terrible way to do 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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javascript - Google Apps Script - Send Email based on date in cell

I've looked around and have bits and pieces but can't put the puzzle together. I'm attempting to create a script ... subject+' '+message) } } } 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 - Problem accessing ExternalInterface exposed method in Google Chrome

My simple ActionScript I am trying to use Flash's ExternalInterface to setup a callback so that JavaScript can call a method ... = 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 - NodeJS Electron with express

I'm trying to make a webapplication using electron (for the website and desktop application) and express (for ... but couldn't find anything. See Question&Answers more detail:os...

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

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172 views

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javascript - Notification alert similar to how stackoverflow functions

How does stackoverflow create the slidedown effect to alert a user of a change ? See Question&Answers more detail:os...

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

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336 views

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javascript - Play mp3 file after uploading it with html5 drag and drop upload

Is it possible to first upload an mp3 file with the html5 drag and drop upload system, and then play it with ... not been able to find any. 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 - Search HTML table with JS and jQuery

I made a table and wanted to make it searchable, so I googled and looked here at starckoverflow. But somehow, the ... /script> </body> </html> See Question&Answers more detail:os...

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

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170 views

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javascript - Converting json to pdf using js frameworks

I want to convert json data into a pdf file via client-side Javascript. Can you please point me in a ... Smith FirstName: Peter LastName :Jones See Question&Answers more detail:os...

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

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860 views

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javascript - fabric.js resize canvas to fit screen

I'm currently developping an application on mobile device (android and iPhone) with ionic and cordova. I would like to ... to do that with css. See Question&Answers more detail:os...

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

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137 views

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javascript - Angular.js pass data from async service to scope

I have a service like app.factory('geolocation', function ($rootScope, cordovaReady) { return { getCurrentPosition: ... method. Any ideas? See Question&Answers more detail:os...

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

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223 views

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javascript - How to get regex to match multiple script tags?

I'm trying to return the contents of any tags in a body of text. I'm currently using the following ... each containing the script tags only. See Question&Answers more detail:os...

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

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172 views

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javascript - How to use Google Chart with data from a csv

I have a csv file that looks like that: week,value1,value2 1,2,3 2,7,9 I would like to plot a stacked ... Is there any simple way to do that? See Question&Answers more detail:os...

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

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199 views

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javascript - XSS prevention and .innerHTML

When I allow users to insert data as an argument to the JS innerHTML function like this: element.innerHTML = ... using the .innerHTML method? See Question&Answers more detail:os...

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

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371 views

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javascript - Rails doesn't display flash messages after ajax call

I'm writing a rails 4.0.2 app, and am trying to get a Flash notice to display in my view after an AJAX event. In my ... (s,x) -> $(this).html(s) See Question&Answers more detail:os...

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

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268 views

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javascript - Determine width of string in HTML5 canvas

I'm drawing text in an HTML5 canvas on top of an image (a meme generator). I want to calculate a font size ... a certain font for a given width? See Question&Answers more detail:os...

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

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183 views

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javascript - How do I highlight parts of an imagemap on mouseover?

I need to display an imagemap with about 70 areas in it. The area of the imagemap the mouse cursor is currently ... possible and if yes, how? See Question&Answers more detail:os...

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

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292 views

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javascript - React refs with components

I have React form that has a Component used to render a drop down because the options are coming from an API. However, I ... > </div> ); } }); See Question&Answers more detail:os...

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

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425 views

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javascript - Render .pdf to single Canvas using pdf.js and ImageData

I am trying to read an entire .pdf Document using PDF.js and then render all the pages on a single canvas. My ... pdf... Thank you for helping. See Question&Answers more detail:os...

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

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290 views

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javascript - AngularJS service retry when promise is rejected

I'm getting data from an async service inside my controller like this: myApp.controller('myController', ['$scope', ... in my service? 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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402 views

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javascript - CSS3 zooming on mouse cursor

My goal is to create a plugin that enables zooming & panning operations on a page area, just like how Google ... newTx, -newTy, newScale); } See Question&Answers more detail:os...

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

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326 views

1 answer

javascript - Highlighting whole street with some maps API

Is there any way to highlight/display on Google/Bing/(any other map provider) Maps whole street (from the ... just now user friendly. Example See Question&Answers more detail:os...

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

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311 views

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javascript - How to get mouseup to fire once mousemove complete

It seems that mouseup events are only fired when they are not in conjunction with a mousemove. In other words, ... mouse button is now off? See Question&Answers more detail:os...

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

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496 views

1 answer

javascript - How to compress JSON with PHP?

I'm writing a little analysis page which will help me hunt down bugs in an application. In essence it allows to ... I have no control over 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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281 views

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javascript - Convert SVG Path d attribute to a array of points

When I can create a line as follows: var lineData = [{ "x": 50, "y": 50 }, {"x": 100,"y": ... appending a text? Please refer to this JSFiddle. See Question&Answers more detail:os...

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

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506 views

1 answer

javascript - Convert excel column alphabet (e.g. AA) to number (e.g., 25)

In my grid the column headers are named A,B,C...,AA,AB,AC,...etc like an excel spreadsheet. How can I convert the ... 1, B => 2, AA => 27 See Question&Answers more detail:os...

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

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167 views

1 answer

javascript - How to unit test angularjs form?

I have been learning AngularJS and things have been going pretty smoothly regarding unit testing, but I've reached a ... test a form in Angular? See Question&Answers more detail:os...

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

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599 views

1 answer

javascript - How to submit form only once after multiple clicking on submit?

I am having problem that when i am trying to submit the form by clicking on the submit button it takes some ... it right approach to doing this? See Question&Answers more detail:os...

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

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