Tutorial by Examples: v

When generating new Angular 2 components in a .NET Core project, you may run into the following errors (as of version 0.8.3): Error locating module for declaration SilentError: No module files found OR No app module found. Please add your new Class to your component. Identica...

JavaScript: Vue.component('props-component', { template: '#props-component-template', // array of all props props: ['myprop', 'calcprop'] }); new Vue({ el: '#app' }); HTML: <div id="app"> <template id="props-component-template"> ...

import java.util.ArrayList; import java.util.HashSet; import java.util.List; import java.util.Set; public class SetAndListExample { public static void main( String[] args ) { System.out.println("List example ....."); List list = new ArrayList(); list.add("1"); list.a...

This is an Example which print rectangle and fill color in the rectangle. https://i.stack.imgur.com/dlC5v.jpg Most methods of the Graphics class can be divided into two basic groups: Draw and fill methods, enabling you to render basic shapes, text, and images Attributes setting methods, whic...

import javax.swing.*; import java.awt.*; public class MyPanel extends JPanel { @Override public void paintComponent(Graphics g){ // clear the previous painting super.paintComponent(g); Graphics2D g2 = (Graphics2D)g; g2.setColor(Co...

The following features added in SQL Server 2000 from its previous version: New data types were added (BIGINT, SQL_VARIANT, TABLE) Instead of and for Triggers were introduced as advancement to the DDL. Cascading referential integrity. XML support User defined functions and partition views. In...

Blender's viewport is a dynamic, changeable interface composed of many different windows. With the program running by default, the viewport is composed of 5 different windows. Windows can be identified by looking for their small square indicator icons either in the top or bottom-left corner. They ma...

While eval may not be needed for a pop like function, it is however required whenever you use getopt: Consider the following function that accepts -h as an option: f() { local __me__="${FUNCNAME[0]}" local argv="$(getopt -o 'h' -n $__me__ -- "$@")" e...

The volatile keyword tells the compiler that the value of the variable may change at any time as a result of external conditions, not only as a result of program control flow. The compiler will not optimize anything that has to do with the volatile variable. volatile int foo; /* Different ways to ...

The function EventEmitter.eventNames() will return an array containing the names of the events currently subscribed to. const EventEmitter = require("events"); class MyEmitter extends EventEmitter{} var emitter = new MyEmitter(); emitter .on("message", function(){ //list...

To successfully create a sparkpost email api setup, add the below details to env file and your application will be good to start sending emails. MAIL_DRIVER=sparkpost SPARKPOST_SECRET= NOTE: The above details does not give you the code written in controller which has the business logic to send em...

#= Regardless of architecture we're using just the following !define REGSVR `$SYSDIR\regsvr32.exe` #= define where RegSrv32 is !define DLL `$AppDirectory\App\MyLegalProgram\myLegit.dll` #= define the file to register ##= #= Command line usage is the same for both variants of RegSrv32 as foll...

By creating multiple properties files for the different environments or use cases, its sometimes hard to manually change the active.profile value to the right one. But there is a way to set the active.profile in the application.properties file while building the application by using maven-profiles. ...

If you have: class MyExample(val i: Int) { operator fun <R> invoke(block: MyExample.() -> R) = block() fun Int.bigger() = this > i } you can write the following DSL-like code in your production code: fun main2(args: Array<String>) { val ex = MyExample(233) ex ...

ExpandoObject (the System.Dynamic namespace) is a class that was added to the .Net Framework 4.0. This class allows us to dynamically add and remove properties onto an object at runtime. By using Expando object we can add our model classes into dynamically created Expando object. Following example e...

object CommonUtils { var anyname: String ="Hello" fun dispMsg(message: String) { println(message) } } From any other class, just invoke the variable and functions in this way: CommonUtils.anyname CommonUtils.dispMsg("like static call")

//Retrieves and removes the head of the queue represented by this deque Object headItem = deque.remove(); //Retrieves and removes the first element of this deque. Object firstItem = deque.removeFirst(); //Retrieves and removes the last element of this deque. Object lastItem = deque.removeLa...

//Retrieves, but does not remove, the head of the queue represented by this deque Object headItem = deque.element(); //Retrieves, but does not remove, the first element of this deque. Object firstItem = deque.getFirst(); //Retrieves, but does not remove, the last element of this deque. ...

The function Emitter.listenerCount(eventName) will return the number of listeners that are currently listening for the event provided as argument const EventEmitter = require("events"); class MyEmitter extends EventEmitter{} var emitter = new MyEmitter(); emitter .on("data&quot...

When a Qt event loop is used to perform operations and a non-Qt-saavy user needs to interact with that event loop, writing the slot to handle regular invocations from another thread can simplify things for other users. main.cpp: #include "OperationExecutioner.h" #include <QCoreApplic...