Tutorial by Examples: sin

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&...

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(...

Here is how to create your own singleton class for toast messages, If your application need to show success, warning and the danger messages for different use cases you can use this class after you have modified it to your own specifications. public class ToastGenerate { private stati...

The MyFrame class the extends JFrame and also contains the main method import javax.swing.JFrame; public class MyFrame extends JFrame{ //main method called on startup public static void main(String[] args) throws InterruptedException { //creates a frame window ...

In this example, base class Singleton provides getMessage() method that returns "Hello world!" message. It's subclasses UppercaseSingleton and LowercaseSingleton override getMessage() method to provide appropriate representation of the message. //Yeah, we'll need reflection to pull this ...

The below example uses Android.Runtime.InputStreamInvoker and Android.Runtime.OutputStreamInvoker types obtain Java.IO.InputStream and Java.IO.OutputStream. Once we have a Java.IO.InputStream instance, we can use its .Available() method to get the number of available response bytes which we can use...

parse_url(): This function parses a URL and returns an associative array containing any of the various components of the URL that are present. $url = parse_url('http://example.com/project/controller/action/param1/param2'); Array ( [scheme] => http [host] => example.com ...

explode(): Returns an array of strings, each of which is a substring of string formed by splitting it on boundaries formed by the string delimiter. This function is pretty much straight forward. $url = "http://example.com/project/controller/action/param1/param2"; $parts = explode(...

basename(): Given a string containing the path to a file or directory, this function will return the trailing name component. This function will return only the last part of an URL $url = "http://example.com/project/controller/action/param1/param2"; $parts = basename($url); // Out...

Many symbols and special characters are required while developing a web page in html, but as we know that sometimes the use of characters directly may interfere with the actual html code which have certain characters reserved and also certain characters being not available on keyboard. Thus, to avoi...

Create a Redux store with createStore. import { createStore } from 'redux' import todoApp from './reducers' let store = createStore(todoApp, { inistialStateVariable: "derp"}) Use connect to connect component to Redux store and pull props from store to component. import { connect } f...

SECTIONs in COBOL can be required or optional, depending on which DIVISION they are in. DATA DIVISION. FILE SECTION. FD SAMPLE-FILE 01 FILE-NAME PIC X(20). WORKING-STORAGE SECTION. 01 WS-STUDENT PIC A(10). 01 WS-ID PIC 9(5). LOCAL-STORAGE SECTION. 01 LS-CLASS PIC 9(3). LINKAGE SECTION. 01...

The Boolean operators || and && will "short circuit" and not evaluate the second parameter if the first is true or false respectively. This can be used to write short conditionals like: var x = 10 x == 10 && alert("x is 10") x == 10 || alert("x is not 1...

For most of the scenarios involving entities from service layer,we can make do with the default service calls,with some help from the finders as well.For simple scenarios involving multiple entities,we move towards using Dynamic query API.This is a wrapper API for the Criteria API used in Hibernate....

You can look at example in Fastjson library Encode import com.alibaba.fastjson.JSON; Group group = new Group(); group.setId(0L); group.setName("admin"); User guestUser = new User(); guestUser.setId(2L); guestUser.setName("guest"); User rootUser = new User(); rootU...

This example shows how to use SVG icons in your app. Download the SVG iconset / icon (in this case, we're getting the icons from https://materialdesignicons.com/getting-started. Save it under your assets folder or somewhere else which you can access with. In your app.module.ts, add th...

After installing perforce and setup your workspace through p4v, you could set up your workspace in Windows cmd. The command you need is: p4 set Set your server p4 set P4PORT= xx.xxx.xx.xxx:xxxxx Set your user name p4 set P4USER=username Set your password In terms of setting your passwo...

Extend your activity from this activity public abstract class BaseCompatLifecycleActivity extends AppCompatActivity implements LifecycleRegistryOwner { // We need this class, because LifecycleActivity extends FragmentActivity not AppCompatActivity @NonNull private final LifecycleRe...

datepicker-overview-example.html: <md-input-container> <input mdInput [mdDatepicker]="picker" placeholder="Choose a date" [(ngModel)]="value"> <button mdSuffix [mdDatepickerToggle]="picker"></button> </md-input-container&...

So the most used functions on Clojure map and filter have been modified to return transducers (composable algorithmic transformations), if not called with a collection. That means: (map inc) returns a transducer and so does (filter odd?) The advantage: the functions can be composed into a single f...