Tutorial by Examples: amp

The @Lazy allow us to instruct the IOC container to delay the initialization of a bean. By default, beans are instantiated as soon as the IOC container is created, The @Lazy allow us to change this instantiation process. lazy-init in spring is the attribute of bean tag. The values of lazy-init are...

Say we have a Product class with Multiple Colors which can be on many Products. public class Product { public int ProductId { get; set; } public ICollection<ColorProduct> ColorProducts { get; set; } } public class ColorProduct { public int ProductId { get; set; } ...

So let's say you have a project that depends on Qt5 and you need to copy the relevant dlls to your build directory and you don't want to do it manually; you can do the following: cmake_minimum_required(VERSION 3.0) project(MyQtProj LANGUAGES C CXX) find_package(Qt5 COMPONENTS Core Gui Widgets) #...

Download the installer for the current version of XAMPP Go through the installation wizard and change nothing if you are not sure what you are changing. After the installation you see the XAMPP control panel. Just click the start button of Apache and MySQL to run both with the basic configurati...

To run WordPress on your computer you need to configurate a database first. Be sure that Apache and MySQL are running (see Installing XAMPP step 3) Start a web browser of your choice and enter "localhost" in the address. Choose your preferred language and select in the category "...

This example attempts to create a bucket called 'hello-world' and, as the bucket hello-world has already been created by someone else in S3's global namespace, throws the following exception. Change 'hello-world' to something else to avoid the exception by creating a uniquely named bucket. The new...

Let's consider this example, that outputs the squares of the numbers 3, 5, and 7: let nums = [3, 5, 7] let squares = nums.map(function (n) { return n * n }) console.log(squares) Run in RunKit The function passed to .map can also be written as arrow function by removing the function keywor...

Consider a company where every employee who is a manager, manages 1 or more employees, and every employee has only 1 manager. This results in two tables: EMPLOYEES EMP_IDFIRST_NAMELAST_NAMEMGR_IDE01JohnnyAppleseedM02E02ErinMacklemoreM01E03ColbyPaperworkM03E04RonSonswanM01 MANAGERS MGR_IDFIRST_N...

See this example here. import React, { Component } from 'react'; import { Text, View, StyleSheet, Button, Modal } from 'react-native'; import { Constants } from 'expo'; export default class App extends Component { state = { modalVisible: false, }; _handleButtonPress = () =&gt...

here is a sample web.config in order to have both http and https support. <?xml version="1.0" encoding="utf-8"?> <configuration> <appSettings> <add key="aspnet:UseTaskFriendlySynchronizationContext" value="true" /> </a...

public class ExpandBarExample { private final Display display; private final Shell shell; public ExpandBarExample() { display = new Display(); shell = new Shell(display); shell.setLayout(new FillLayout()); // Create the ExpandBar on the Shell ...

/** * Add meta box to post types. * * @since 1.0.0 */ function myplugin_add_meta_box() { // Set up the default post types/ $types = array( 'post', ); // Optional filter for adding the meta box to more types. Uncomment to use. // $types = apply_filters( 'mypl...

Publishers and subscribers don't need to know each other. They simply communicate with the help of message queues. (function () { var data; setTimeout(function () { data = 10; $(document).trigger("myCustomEvent"); }, 2000); ...

You can use aspnetcore-spa generator for Yeoman to create brand-new single page application with asp.net core. This allows you to choose one of the popular front end frameworks and generates project with webpack, dev server, hot module replacement and server-side rendering features. Just run npm ...

Given the following class: public class FinalizableObject { public FinalizableObject() { Console.WriteLine("Instance initialized"); } ~FinalizableObject() { Console.WriteLine("Instance finalized"); } } A program that create...

Server Side example Create Listener for server Start of with creating an server that will handle clients that connect, and requests that will be send. So create an Listener Class that will handle this. class Listener { public Socket ListenerSocket; //This is the socket that will listen ...

The following code, inserted in your wp-config.php file, will log all errors, notices, and warnings to a file called debug.log in the wp-content directory. It will also hide the errors so they do not interrupt page generation. // Enable WP_DEBUG mode define( 'WP_DEBUG', true ); // Enable Debug...

Required package structure XML activity_login <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center_vertical" android...

For a class-less React component: function SomeComponent(props){ const ITEMS = ['cat', 'dog', 'rat'] function getItemsList(){ return ITEMS.map(item => <li key={item}>{item}</i>); } return ( <ul> {getItemsList()} ...

Here we will see a simple example of using the MessagingCenter in Xamarin.Forms. First, let's have a look at subscribing to a message. In the FooMessaging model we subscribe to a message coming from the MainPage. The message should be "Hi" and when we receive it, we register a handler wh...