Tutorial by Examples: child

Consider you have a Parent Frame(Frame-Parent). and 2 child frames(Frame_Son,Frame_Daughter). Lets see various conditions and how to handle. 1.From Parent to Son or Daughter: driver.switchTo().frame("Frame_Son"); driver.switchTo().frame("Frame_Daughter"); 2.From Son to Pa...

As a way of subdividing Ada programs, packages may have so-called children. These can be packages, too. A child package has a special privilege: it can see the declarations in the parent package's private part. One typical use of this special visibility is when forming a hierarchy of derived types ...

HeroChildComponent has two input properties, typically adorned with @Input decorations. import { Component, Input } from '@angular/core'; import { Hero } from './hero'; @Component({ selector: 'hero-child', template: ` <h3>{{hero.name}} says:</h3> <p>I, {{hero.nam...

Service that is used for communication: import { Injectable } from '@angular/core'; import { Subject } from 'rxjs/Subject'; @Injectable() export class ComponentCommunicationService { private componentChangeSource = new Subject(); private newDateCreationSource = new Subject<Date&...

I found this to be the way to properly nest children routes inside the app.routing.ts or app.module.ts file (depending on your preference). This approach works when using either WebPack or SystemJS. The example below shows routes for home, home/counter, and home/counter/fetch-data. The first and l...

Assume that, we implement a simple API and we have the following models. class Parent(models.Model): name = models.CharField(max_length=50) class Child(models.Model): parent = models.ForeignKey(Parent) child_name = models.CharField(max_length=80) And we want to return a respo...

We can use the child-attached and child-detached events to listen for when the scene attaches or detaches an entity: entity.addEventListener('child-attached', function (evt) { if (evt.detail.el.tagName.toLowerCase() === 'a-box') { console.log('a box element has been attached'); }; }); ...

Child Processes are the way to go when one wants to run processes independently with different initialization and concerns. Like forks in clusters, a child_process runs in its thread, but unlike forks, it has a way to communicate with its parent. The communication goes both ways, so parent and chil...

var errors = new System.Text.StringBuilder(); var process = new Process { StartInfo = new ProcessStartInfo { RedirectStandardError = true, FileName = "xcopy.exe", Arguments = "\"NonExistingFile\" \"DestinationFile\"", ...

Here i will show you how to fetch All parent(configuarble products) A parent product and all of its children.

Here we first fetch our parent product and the we will get all children products that this parent have. <?php namespace Test\Test\Controller\Test; use Magento\Framework\App\Action\Context; class Products extends \Magento\Framework\App\Action\Action { public function __cons...

#include <vector> #include <string> #include <boost/process.hpp> #include <boost/asio.hpp> #include <boost/process/windows.hpp> int Run( const std::string& exeName, ///< could also be UTF-16 for Windows const std::string& args, ...

service.ts: import { Injectable } from '@angular/core'; @Injectable() export class AppState { public mylist = []; } parent.component.ts: import {Component} from '@angular/core'; import { AppState } from './shared.service'; @Component({ selector: 'parent-example', templ...

parent.component.ts: import {Component} from '@angular/core'; @Component({ selector: 'parent-example', templateUrl: 'parent.component.html', }) export class ParentComponent { mylistFromParent = []; add() { this.mylistFromParent.push({"itemName":"Something&...

event-emitter.component.ts import { Component, OnInit, EventEmitter, Output } from '@angular/core'; @Component({ selector: 'event-emitting-child-component', template: `<div *ngFor="let item of data"> <div (click)="select(item)"> ...

shared.service.ts: import { Injectable } from '@angular/core'; import { Headers, Http } from '@angular/http'; import 'rxjs/add/operator/toPromise'; import { Observable } from 'rxjs/Observable'; import { Observable } from 'rxjs/Rx'; import {Subject} from 'rxjs/Subject'; @Injectable(...