ionic4 new project worker

ionic4 new project worker Environmental Science node 10.15.0 ionic 4.12.0 cordova 9.0 # platforms cordova-android: 8.0.0 cordova-ios: 5.0.0 Create project # Entry directory cd /Users/xxx/Documents/Personal/Study/ionic4 ionic start worker tabs Wait for the ionic scaffold to be created successfully After creation: Execute io ...

Posted on Sat, 16 Nov 2019 09:33:22 -0500 by bfinucan

JavaScript code performance optimization - from sorting to processing

Recently, we did performance optimization for our console, this time recording performance checks and optimizations for code execution (DOM operations are not included on pure JS).Other optimizations will be shared later. Console address: https://console.ucloud.cn/ Performance problem investigation and collection First, you need to sort out the ...

Posted on Thu, 14 Nov 2019 21:20:30 -0500 by biannucci

Building high performance forms quickly -- JSXForm

background Form problems, whether in jQuery era or Angular/React era, are always the pain of front-end engineers, but this is impossible. There are various business requirements. For the middle and back-end business, form pages and report pages are basically the core forms of the middle and back-end business. However, React forms are really com ...

Posted on Wed, 13 Nov 2019 09:58:24 -0500 by Master Zen

(24) playing chicken teaches you Vue.js

Learning Vue basic grammar Components in Vue Use of Vue cli 1. Use Vue2.0 to realize responsive programming 2. Understand the difference between Vue programming concept and direct operation of Dom 3. Vue common basic syntax 4. Use Vue to write TodoList function 5. What are the components and instances of Vue 6. Use of Vue cli scaff ...

Posted on Sat, 02 Nov 2019 06:04:29 -0400 by drepster

Multi environment (development environment, test environment, production environment) configuration of angular7

In the development of angular program, we usually use three environments, such as development environment, test environment and production environment. Use different code for different environments, such as interface address. Configure development environment, test environment, production envi ...

Posted on Sat, 02 Nov 2019 04:24:42 -0400 by adeenutza

37 distributed e-commerce project - homepage (advertising display)

Realize the dynamic generation of round robin ad map according to the ad list set in the background 1. Project construction Create the war module pinyougou portal web. This project is the portal of the front desk of the website. Refer to other war modules to write configuration files. 2. Fro ...

Posted on Fri, 01 Nov 2019 07:52:10 -0400 by rgermain

Angular - decorator - @ ContentChild

This instruction configures the attribute decorator of the view query, and changes the detector to find the first element or instruction matching the selector in the view dom. If the view DOM changes and the new child matches the selector, the property is updated. source code: export interface ViewChildDecorator { * Supported selectors in ...

Posted on Thu, 24 Oct 2019 04:15:36 -0400 by Roja

[note] Angular - Hero Guide - 2. Display hero list

Create hero data for mock import { Hero } from './hero'; export const HEROES: Hero[] = [ { id: 11, name: 'Dr Nice' }, { id: 12, name: 'Narco' }, { id: 13, name: 'Bombasto' }, { id: 14, name: 'Celeritas' }, { id: 15, name: 'Magneta' }, { id: 16, name: 'RubberMan' }, { id: 17, name: 'Dynama' }, { id: 18, name: 'Dr IQ' ...

Posted on Fri, 18 Oct 2019 17:18:53 -0400 by bluemonster

What are the advantages and disadvantages of bi-directional binding Proxy over defineproperty?

Preface Bidirectional binding is actually an old problem. As long as it involves the MVVM framework, it has to talk about knowledge points, but it is one of the three elements of Vue after all. Vue three elements Responsive: For example, how to monitor data changes, which is implemented by the two-way binding we mentioned Template Engine: How ...

Posted on Tue, 15 Oct 2019 00:44:10 -0400 by kushaljutta

Problems found in intra-group framework web4.2

Discovered problems 1. Just look at deviceInfo.js, there are four ways to write a Promise //Acquire online upgrade capability getOnlineUpgradeCap() { let self = this; return new Promise(resolve => { _oWebSdk.WSDK_GetDeviceConfig("onlineUpgradeCapa").then( ...

Posted on Sun, 13 Oct 2019 13:17:49 -0400 by xwishmasterx