Recent questions tagged Javascript

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javascript - How to set URL query params in Vue with Vue-Router

I am trying to set query params with Vue-router when changing input fields, I don't want to navigate to some ... component: UserView }, ] }) 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 - Chrome extensions for silent print?

I have made a silent print web application that prints a PDF file. The key was to add JavaScript to the PDF ... embedded PDF of a HTML Page. See Question&Answers more detail:os...

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

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550 views

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javascript - Express4. What's the difference between app.locals, res.locals and req.app.locals?

I am so confused while using express 4. I use express-generator to generate my project. And there are app.js in root and ... a> </li> <% } %> 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 put a gif with Canvas

I'm creating a game, and in my game, when the HERO stay near the MONSTER, a gif will be showed, to scare the ... big! Thanks for the help! :) 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 - Time CountDown in angular 2

I want to have a date countdown like this: http://codepen.io/garethdweaver/pen/eNpWBb but in angular 2, I ... taking one second until reach 0. See Question&Answers more detail:os...

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

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201 views

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javascript - How to programmatically find the device-width in Phonegap/JQuery mobile

I need to find the device-width of the mobile device. Although we can specify the content <meta name="viewport" ... can I get the device 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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javascript - How Websockets are implemented?

How Websockets are implemented? What is the algorithm behind this new tech (in comparison to Long-Polling)? How can ... overload, doesn't 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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239 views

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javascript - Displaying JSON data in Chartjs

I am trying to use Chart JS to create a table with dynamically generated data points coming from my JSON file. ... JSON values to Chart.js? 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 - Three.js - bind two shapes together as one?

I'm new to the three.js world... My question is: Can I bind two different shapes together as one shape ... sphere and cylinder together as 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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364 views

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javascript - Layout with fixed header and footer, fixed width sidebar and flexible content

I'm trying set up a layout that will look like this: I want to use twitter bootstrap for the project, ... with the two scrollable divs though. See Question&Answers more detail:os...

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

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138 views

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javascript - Using Vue Components in Angular

I have a project that is built in Vue and I want to reuse the components from the Vue application in ... any tutorials or reference material. See Question&Answers more detail:os...

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

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192 views

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javascript - iphone - Getting data from uiwebview textfield

Am developing an app which load a HTML page into uiwebview - that html file contains text-filed and drop-down ... from drop-down(picker). 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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157 views

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javascript - How does Google Analytics send data back to Google?

Perhaps I am missing something, but I am just learning javascript. My understanding of Single Origin Policy is ... without violating the policy? See Question&Answers more detail:os...

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

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275 views

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javascript - Rapidly updating image with Data URI causes caching, memory leak

I have a webpage that rapidly streams JSON from the server and displays bits of it, about 10 times/second. One ... .putImageData(imgdata, 0, 0); See Question&Answers more detail:os...

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

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334 views

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javascript - Running an angular 2 application built locally on Chrome using angular-cli without a node server

I will make my Angular 2 question very precise. 1. I am using: Angular 2, angular-cli: 1.0.0-beta. ... the full scope on that subject. See Question&Answers more detail:os...

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

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212 views

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javascript - Node.js console.log() in txt file

I have another question (last question). At the moment i am working on a Node.js project and in this I ... you an idea. Thank you hopefully. See Question&Answers more detail:os...

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

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169 views

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javascript - Solution for JSLint errors

I have started using JSLint. I checked my code and I am getting this errors: Problem at line 92 character 7: Move ... ); How To Fix this errors? See Question&Answers more detail:os...

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

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197 views

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javascript - Is it bad practice to use Object.create(null) versus {}?

I prefer to use Object.create(null), this way I can use the object as a simple dictionary to store basic ... 'Tribute to APJ Kalam Sir'. See Question&Answers more detail:os...

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

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401 views

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javascript - What is "done" callback function in Passport Strategy Configure "use" function

I'm an node.js and express.js noob. This question may seems silly but I'm really in confusion. I'm ... happening in this done callback 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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406 views

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javascript - Download file from url and upload it to AWS S3 without saving - node.js

I'm writing an application which downloads images from a url and then uploads it to an S3 bucket using the ... variable and then upload 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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277 views

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javascript - Sort latitude and longitude coordinates into clockwise ordered quadrilateral

Problem Users can provide up to four latitude and longitude coordinates, in any order. They do so with Google Maps. ... = sw; } 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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230 views

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javascript - Selecting distinct values from a JSON

I have my JSON as follows {"DATA": [{"id":11,"name":"ajax","subject":"OR","mark":63}, {" ... any better method which gave me better performance? 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 - Google Chrome Customize Developer Tools Theme / Color Schema

How to change color schema on Developer Tools, JavaScript Console in Google Chrome ? Like 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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310 views

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javascript - Highlighting the clicked row of a striped HTML table

Here's an example of my problem on jsFiddle. I have a table with striped rows imposed by using tr:nth-child(odd) ... And how can I make it 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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182 views

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javascript - Play sound in Angular 4

I'm working on an Electron app with Angular 4. I want to play sound on some specific action. Is there any module ... 4 any of them can 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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242 views

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javascript - Change text size and color incrementally

I want to know if it's possible to change the text size and color incrementally on the same line, like this: I want ... opacity:0.5">r</span>... See Question&Answers more detail:os...

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

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274 views

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javascript - "Function calls are expensive" vs. "Keep functions small"

On the one hand, I read or hear that "function calls are expensive" and that they impact efficiency (for ... maintain a Zen-like balance? See Question&Answers more detail:os...

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

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323 views

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javascript - Get the value of input text when enter key pressed

I am trying this: <input type="text" placeholder="some text" class="search" onkeydown="search()"/> <input type ... to the same problem again... See Question&Answers more detail:os...

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

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