Advertisement

Asynchronous call from mySql to Node.JS [duplicate]

2017-08-12

This question already has an answer here: Why is my variable unchanged after I modify it in a function? - Asynchronous code reference 6 replies How can I return the response of an asynchronous call? 7 replies So I try to make getConnection and Querin

Javascript, sum of the value of the key pair

2017-08-12

Does anyone have a solution to add these key pair values ​​to the only key? I tried to add them to the key pair value by using dict[id] += parseFloat(value) but this causes an incorrect operation. I tried using eval(valuestring) , I'm pretty sure tha

React.js - Prevent Webpack from Using CSS Files

2017-08-12

How can I prevent Webpack from packing CSS files more than those? My team develops an application in React.js with the following architecture: Each component has a CSS file, and we need that Webpack uses this JUST CSS with the component to which it b

Scroll Up Scroll Mode

2017-08-12

I learn vue . I have the following method where I add a chat message to a div with id="toolbar-chat" . This div allows you to scroll on the y axis and I would like the div to jump to the top whenever a new message is added. Why does not my JS wo

NVM: How do you define the node version globally?

2017-08-12

When using Node Version Manager, I can set the version of the node in the latest version of the current directory with nvm use node . How do you specify which version to use? Let's say you have v8.2.0 versions v8.2.0 and v8.3.0 . To make the v8.2.0 v

Using Onsen UI ons.platform isAndroidTablet ()

2017-08-12

I'm working on a simple hybrid application and I use Onsen UI using only JavaScript, and everything is working well so far. The only problem I have is determining if the mobile device is a tablet or a phone. I found the reference ons.platform , and t

Enlarging numbers JS algorithm

2017-08-12

I was trying to solve a problem: Problem: Given a range of positive repeating numbers. Exit should give a table with odds sorted to the right and equal on the left (no special order) Input: [4,1,2,3,4] Product: [4,2,3,1] Resolve it in place and witho

Define static class properties in JavaScript

2017-08-12

What is best practice for setting static private class properties in JavaScript ES6 in Node.js? I have the following Log class: 'use strict'; const moment = require('moment'); const LOG_DATE_FORMAT = 'YYYY-MM-DDTHH:mm:ss.SSSZ'; module.exports = class

Move content to another div when exceeding

2017-08-12

So I'm trying to create a site where people can download a PDF file for print. I was suggested in another thread to create a "new" page where I put the information I want, and I just made a "Print to PDF", as this would be the easiest

Delta Signs JavaScript JavaScript Break

2017-08-12

I create a JavaScript flash game for a mechanics website. Because I want to put equations on the cards, I have to use a delta sign (Δ). A card could have: "The power equation" on one side and "P = W / Δt" on the other. If the board sta