New Features in C# 6.0

 List of All New Features in C# 6.0Microsoft has announced some new keywords and some new behavior of C# 6.0 in Visual Studio 2015.using Static.Auto property initializer.Dictionary Initializer.nameof Expression.New way for Exception filters.await in catch and finally block.Null – Conditional Operator.Expression...

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Local Storage vs Session Storage vs Cookie

With Advent of Html5 , we have got various option to cache or store info on client browser. Previously we were having only cookies , which were very restrictive and size of cookies was very small. but now we local storage and session storage as well. and cookies has been talk of past , though it is...

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call() , apply() and bind() in JavaScript

In this post, we will be discussing the difference between call(), apply(), and bind() methods of JavaScript functions with simple examples. As functions are also Objects in JavaScript, these 3 methods are used to control the invocation of the function. call() and apply() were introduced in ECMAScript 3 while bind() was added as part of ECMAScript 5.  Bind( ) The bind method creates a new...

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HTTP Methods

REST APIs enable you to develop any kind of web application having all possible CRUD (create, retrieve, update, delete) operations. REST guidelines suggest using a specific HTTP method on a particular type of call made to the server (though technically it is possible to violate this guideline, yet it is highly discouraged).Use below-given information to find a suitable HTTP method for the action performed...

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Angular: ViewChild and ContentChild

 Essentially ViewChild and ContentChild are used for component communication in Angular. Therefore, if a parent component wants access of child component then it uses ViewChild or ContentChild.Any component, directive, or element which is part of a template is ViewChild and any component or element...

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Typescript: Iterators (for..in and for..of)

 for..of statementsfor..of loops over an iterable object. Here is a simple for..of loop on an array:let someArray = [1, "string", false];for (let entry of someArray) {  console.log(entry); // 1, "string", false}for..of vs. for..in statementsBoth for..of and for..in statements iterate over lists; the values iterated...

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Javascript: Map and Set

Now we’ve learned about the following complex data structures:Objects for storing keyed collections.Arrays for storing ordered collections.But that’s not enough for real life. That’s why Map and Set also exist. Map Map is a collection of keyed data items, just like an Object. But the main difference is that Map allows keys of any type.Methods and properties are:new Map() – creates the map.map.set(key,...

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ASP.NET Core Dependency Injection

How can we inject the service dependency into the controller?There are three easy steps to add custom service as a dependency on the controller.Step 1: Create the service public interface IHelloWorldService {  string SaysHello(); }  public class HelloWorldService: IHelloWorldService {  public string SaysHello()  {    return "Hello ";  } }Step...

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