Tutorial by Examples: b

In cases where you need a common portion of the route for all routes within a controller, RoutePrefix attribute is used. In the below example, api/students part of the code is common and so we can define RoutePrefix and avoid using it repeatedly. [RoutePrefix("api/students")] public cla...

The rule An e-commerce have a 20% off offer valid for entire month of July. How to apply the technique Using the Equivalence Partition technique we could divide this as Inside July Is outside July But we can do a little better with this case. We can use the boundaries of the partition to e...

Data annotations are a way of adding more contextual information to classes or members of a class. There are three main categories of annotations: Validation Attributes: add validation criteria to data Display Attributes: specify how the data should be displayed to the user Modelling Attributes...

<!-- : Comment This works with both batch script and WSF. The closing tag(-->), only works in WSF. CodeSucessful in both batch and WSF?<!--: CommentTrue<!--: Comment -->False - The closing tag only works for WSF-->False

Once you have node.js installed on your system, you can just follow the procedure below to get a basic web server running with support for both HTTP and HTTPS! Step 1 : Build a Certificate Authority create the folder where you want to store your key & certificate : mkdir conf ...

Suppose we have an API which allows us to get object metadata in single request (getAllPets), and other request which have full data of single resource (getSinglePet). How we can query all of them in a single chain? public class PetsFetcher { static class PetRepository { List<Integer&g...

function sum(numbers) { var total = 0; for (var i = numbers.length - 1; i >= 0; i--) { total += numbers[i]; } return total; } It's a procedural code with mutations (over total).

<?php //Creating Connection to MySQL database using MySQLi $mysqli = mysqli_connect("IP ADDRESS OR DOAMIN", "username", "password", "database_name"); //Executing Query in the Database using MySQLi $result = mysqli_query($mysqli, "SELECT * FROM T...

There is a bug/fix for boost 1.64, the bug only affects Windows, apparently. reference: https://github.com/klemens-morgenstern/boost-process/issues/90 and https://github.com/klemens-morgenstern/boost-process/commit/74814e46c1614850a8e447fd689c21cf82f36ceb in file boost\process\detail\windows\a...

BEM stands for Blocks, Elements and Modifiers. It's a methodology initially conceived by Russian tech company Yandex, but which gained quite some traction among American & Western-European web developers as well. As the same implies, BEM metholology is all about componentization of your HTML an...

These locators should be used as a priority when possible, because they are more persistent to changes in an application then locators based on css or xpath, which can easily break. Binding locator Syntax by.binding('bind value') Example View <span>{{user.password}}</span> <s...

Locators by themselves do not return an element which can be interacted with in Protractor, they are simply instructions that indicate Protractor how to find the element. To access the element itself, use this syntax: element(locator); element.all(locator); Note: the element(s) is not actually...

summary {% extends %}: this declares the template given as an argument as the current template's parent. Usage: {% extends 'parent_template.html' %}. {% block %}{% endblock %}: This is used to define sections in your templates, so that if another template extends this one, it'll be able to...

This example will demonstrate the searchable select box in MVC. it uses Ajax to get all records from database as user types the new character. I'll consider Country and its City example to illustrate the functionality of Searchable dropdown box. Code behind is c# with MVC, but its easy to grasp wh...

File Commands File.NewProject : CTRL + SHIFT + N Displays the New Project dialog box. File.OpenProject: CTRL + SHIFT + O Displays the Open Project dialog box, where existing projects can be added to the solution. Project.AddClass: SHIFT + ALT + C Displays the Add N...

Use LocalDate and ChronoUnit: LocalDate d1 = LocalDate.of(2017, 5, 1); LocalDate d2 = LocalDate.of(2017, 5, 18); now, since the method between of the ChronoUnit enumerator takes 2 Temporals as parameters so you can pass without a problem the LocalDate instances long days = ChronoUnit.DAYS.betw...

WebDriver, The main interface to use for testing, which represents an idealised web browser. The methods in this class fall into three categories: Control of the browser itself Selection of WebElements Debugging aids Key methods are get(String), which is used to load a new web page, and the ...

{ "title": "Person", "type": "object", "properties": { "firstName": { "type": "string" }, "lastName": { "type": "string" ...

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(...