C#
SingleOrDefault and FirstOrDefault are element operators in LINQ. You might have come across the term ‘element operators’ quite a lot while working with C# or while browsing through resources related queries. So what exactly are Element Operators and why are they used? What are Element Operators Let us understand better with a simple example – …
You may need to change the .NET target framework of your application for long term support, new features or to change the C# version. Let’s quickly jump to see how to change .NET version in Visual Studio. We are using Visual Studio 2019 in below Example. Change target framework for a project of the solution …
In this article we will understand the IDisposable interface of the Microsoft System library. Below are the points that we will look upon: Why is IDisposable interface required Unmanaged memory The .NET Garbage Collector Disposable interface in detail The Using block along with Dispose System Libraries that use IDisposable interface Conclusion Why is the IDisposable …
Microsoft has provided the LINQ Methods under the System.LINQ namespace. It is a very powerful tool to work upon collections/Lists. Let us quickly understand the syntax and concepts for implementing the Distinct method of LINQ under different circumstances. Below is the list of different ways that we will discuss to fetch Distinct Objects. Using Distinct …
C# LINQ Distinct or Group By. Get Distinct values from Collection of Objects Read More »
What is ADO.NET? ADO.NET short for ActiveX Data Object is a access tool used to access databases. It was developed by Microsoft under its .NET framework that makes is easier to access almost all sorts of data sources. It’s a collection of object-oriented classes that bring forth an efficient set of data components with the …
In C#, the Double Question Mark (??) operator is introduced in C# 7.x version. The operator has 2 operands and it returns the left operand if the left operand if it is not null, otherwise, returns the right operand. In above code, since the left operand (i.e. language) is not null, the output is “German”. …
C# Double Question mark Operator (null-coalescing operator) Read More »
If you are a software developer, you must not be alien to the dependency injection design pattern. Dependency injection (long form for DI) design pattern is broadly used in applications to manage dependencies for different components, especially in enterprise level applications. Dependency injection is so useful that even in front end frameworks, like Angular, provides …
Interfaces is not an unknown concept in any object oriented programming language. But its often confusing that why is it even required when one can simply create classes, initialize the instances and invoke the required method. Also, it seems to be a very important question for interviewers while hiring for experienced software developers. Lets discuss …
Microsoft provides LINQ operators under the System.linq namespace. If fairly reduces the effort to manipulate collections. Let’s discuss below LINQ operators for changing the order of the list items. We will discuss about various scenarios of orderBy operator using query syntax and method syntax. We are considering that we have a list of product class …
LINQ OrderBy and OrderByDescending Operator (C#) Read More »