what-is-LINQ

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Using Find Instead of FirstOrDefault with Collections in C# .NETJul 15, 2024. When working with collections in C# .NET, FirstOrDefault and Find serve similar purposes of retrieving elements based on conditions. FirstOrDefault is versatile for any IEnumerable<T>, while Find is optimized for List<T>, offering potentially better performance in list operations.
Understanding LINQ While Writing Your OwnJul 03, 2024. LINQ (Language-Integrated Query) in .NET offers a unified, declarative way to query diverse data sources like objects, databases, XML, and more. It simplifies data manipulation with methods like Where, Select, and GroupBy, supporting both query and method syntax.
Mastering LINQ: TakeWhile and SkipWhile in C# .NETJul 01, 2024. Explore LINQ's TakeWhile and SkipWhile methods in C#, which enhance data querying by conditionally including or excluding elements based on predicates. Learn how to use these powerful methods to process collections effectively, with detailed examples demonstrating their functionality and practical applications.
Optimizing LINQ Queries in C# and .NET Core Web APIsJun 21, 2024. LINQ in C# optimizes data querying with readable syntax, but inefficient use can impact .NET Core Web API performance. Strategies like early filtering and selective projections enhance efficiency. Deferred execution via IQueryable delays query execution, optimizing database interactions.
Lazy Loading (4): EntityFrameworkJun 21, 2024. This article will discuss lazy loading in Entity Framework. This article series explores Lazy Loading, focusing on its application in various technologies like LINQ, HTML, JavaScript, Entity Framework, and Angular, providing insights and performance considerations.
LINQ vs PLINQ Method Syntax for Efficient C# .NET Data ProcessingJun 17, 2024. LINQ (Language Integrated Query) and PLINQ (Parallel LINQ) are .NET frameworks for querying data. LINQ offers a declarative syntax for querying various data sources with single-threaded execution, while PLINQ extends LINQ by enabling parallel execution.
C# Comparison Fundamentals: Best Practices and TipsJun 11, 2024. Comparison operations are a fundamental aspect of programming in C#. Whether you're comparing primitive types, strings, or objects, or handling null values, understanding the nuances of comparison can enhance both the performance and readability of your code.
Understanding Single, SingleOrDefault, First, and FirstOrDefault in LINQ .NET C#Jun 07, 2024. LINQ (Language Integrated Query) provides powerful querying capabilities in C# to manipulate data collections. Among its arsenal of operators, Single, SingleOrDefault, First, and FirstOrDefault are frequently used to retrieve elements from sequences.
LINQ Query Syntax vs Method Syntax in Entity FrameworkMay 29, 2024. Choosing between LINQ Query Syntax and Method Syntax in Entity Framework depends on various factors. Query Syntax often resembles SQL, making it more intuitive for those with SQL background, while Method Syntax offers more flexibility with lambda expressions and method chaining.
Lazy Loading (2): HTMLMay 29, 2024. This series explores Lazy Loading within the LINQ category, focusing on dynamically loading images in HTML to enhance page load times, featuring code examples and demos for practical application.
Multiple OrderBy Operations in Entity FrameworkMay 27, 2024. Entity Framework (EF) is a powerful ORM (Object-Relational Mapper) in .NET that allows developers to work with databases using .NET objects. In EF, this can be achieved using OrderBy, ThenBy, OrderByDescending, and ThenByDescending methods in LINQ queries.
Data Pagination with Extension Methods in C#May 20, 2024. Pagination is a common technique used to manage and display data in chunks. This article discusses implementing pagination in C# using extension methods, which allow adding new functionality to existing types without modifying their source code, making data handling clean and reusable.
Programming in Practice - Structural DataMay 19, 2024. In object-oriented programming, the basic way to create structural data is to define custom types and interconnect them using references. Let's analyze this case using sample code in the context of intentionally programmed relationships between items.
Unlocking Performance: Exploring PLINQ in .NET C#May 08, 2024. In today's computing landscape, where multi-core processors are ubiquitous, optimizing the performance of your applications often involves leveraging parallelism. One powerful tool in the .NET developer's arsenal for achieving parallelism is PLINQ - Parallel Language-Integrated Query.
Programming in Practice - LINQ Expression May 06, 2024. An impression can be made that: data is data, and it doesn't matter where it comes from provided it is reliable. The LINQ technology is presented to fetch the necessary data from any available source. After reading the full story forget about ChatGPT and MSDN in the context of LINQ to make your life easier.
Database Connectivity in Visual Studio May 03, 2024. Visual Studio facilitates robust database connectivity through technologies like ADO.NET and Entity Framework. Developers can seamlessly integrate with SQL Server, MySQL, Oracle, and more using connection strings and data source management tools.
Single, SingleOrDefault, First, and FirstOrDefault in Linq .NET C#Apr 30, 2024. LINQ's element operators like Single, SingleOrDefault, First, FirstOrDefault, Last, and LastOrDefault provide specific functionalities for retrieving elements from collections in C#. Here's how to use them effectively.
Entity Framework Core: Features, Real-time Implementation, Best PracticesApr 29, 2024. Entity Framework Core (EF Core) stands as a powerful toolset for .NET developers, streamlining the interaction between applications and databases through object-relational mapping (ORM). Whether adopting a database-first or code-first approach, EF Core simplifies data access and manipulation.
Explain Lambda Functions in .NET C#Apr 26, 2024. In the realm of .NET programming, lambda functions represent a powerful and concise way to define anonymous methods or functions. In this article, we'll explore the fundamentals of lambda functions in .NET, understand their syntax and usage, and uncover their practical applications in real-world scenarios.
C# Programming: Language Fundamentals, OOP, Async, LINQApr 25, 2024. This guide provides a thorough exploration of the C# language, covering essential topics such as language fundamentals, object-oriented programming concepts, asynchronous programming, and Language Integrated Query (LINQ).
LINQ in C#: Knowing When to Use First() vs FirstOrDefault()Apr 24, 2024. LINQ, a cornerstone of C#, empowers developers to query data across various sources efficiently. This guide delves into the nuanced differences between First() and FirstOrDefault(), aiding in crafting resilient and optimized code.
New LINQ Methods in .NET 9 PreviewApr 14, 2024. While the release of .NET 9 is planned for November 2024, the preview version is already available. One of the new .NET 9 features is the new LINQ methods: CountBy, AggregateBy, and Index. In this article, I present how to use these methods.
Functional programming in C# - IntroductionApr 02, 2024. Lets learn the concept of functional programming, its usage and why functional programming is important
What is Language Integrated Query in C#?Mar 29, 2024. Know about LINQ (Language Integrated Query) in C# and their benefits. In this article, we have explained LINQ with an example.
Exploring .NET 6's MinBy() and MaxBy() Extension MethodsMar 22, 2024. In this article, I will demonstrate the exciting new additions to LINQ extension methods introduced in.NET 6: MinBy() and MaxBy(). Let's explore how these powerful methods simplify code, providing efficient solutions for selecting extreme values within a generic sequence.
Misconceptions About the Four LINQ methodsMar 09, 2024. Misconceptions about the four LINQ methods. Single(), SingleOrDefault(), First(), and FirstOrDefault(). This article addresses misconceptions surrounding four LINQ methods—Single(), SingleOrDefault(), First(), and FirstOrDefault(). Clarifying differences and potential pitfalls helps prevent null references and invalid operator exceptions in code.
Leveraging Compiled Queries for Enhanced Performance in LINQMar 09, 2024. Compiled queries in LINQ allow developers to pre-compile LINQ queries into executable delegates, reducing the overhead of query compilation and optimization. By caching the compiled query execution plan, compiled queries improve the performance of frequently executed or complex queries in C# applications.
What is New in .NET 9Mar 04, 2024. .NET 9, succeeding .NET 8, places particular emphasis on cloud-native applications and enhancing performance. It will receive standard-term support (STS) for 18 months.
Why we should learn C#?Feb 26, 2024. This article explores the reasons behind choosing C# over other languages, delving into its evolution, key features like object orientation, lambda expressions, LINQ, generics, and its adaptability for modern development needs.
Sorting Arrays in C#Nov 24, 2023. This article guides us through sorting arrays in C# using the Array.Sort() method and LINQ queries. It covers both ascending and descending orders, providing code snippets for clarity.
Difference Between Concurrency and Parallelism in C#Nov 09, 2023. The article you provided gives a comprehensive overview of the concepts of concurrency and parallelism and their relevance in C# programming. It highlights the distinctions between the two concepts and provides clear examples and use cases for each. The discussion of best practices and considerations for managing concurrency and parallelism effectively is a valuable addition, as it helps developers avoid common pitfalls and make informed decisions when implementing these concepts in their applications.
Understanding LINQ in C#: Query Syntax and Method SyntaxOct 03, 2023. This article is an informative and in-depth exploration of LINQ (Language Integrated Query) within the context of C#, a widely used programming language in the software development industry. The guide delves into both the query syntax and method syntax aspects of LINQ, providing readers with a thorough understanding of how to effectively use LINQ to query and manipulate data in C# applications.
Understanding LINQ in .NETSep 11, 2023. LINQ, or Language Integrated Query, is a powerful feature in the .NET framework that simplifies data querying and manipulation in C# and VB.NET applications. It provides a uniform and SQL-like syntax for querying data from various sources, including in-memory collections, databases, XML, and more.
Exploring the Diverse Flavors of LINQ with ExamplesAug 22, 2023. LINQ is a powerful feature in modern programming languages like C# that allows developers to perform queries on different types of data sources using a consistent syntax. With LINQ, you can query and manipulate data without worrying about the underlying data source, whether it's an in-memory collection, a database, or XML
Using the OrderBy and OrderByDescending Operator in LINQAug 08, 2023. Using the OrderBy and OrderByDescending Operator in LINQ: Sorting Collections
Learn About Programming Logic And LINQJul 25, 2023. In this article, you will learn about the basics of programming logic.
EF Core in .NET 7 APIJul 13, 2023. Using EF Core in .NET 7 API
C# LINQ With Select and SelectMany OperatorJul 10, 2023. C# LINQ with select and select many operator
LINQ MethodsJun 16, 2023. Linq Methods
Difference between IQueryable, IEnumerable, IList and ListJun 12, 2023. when to use what IQueryable, IEnumerable, IList and List
LINQ (Language Integrated Query) Jan 31, 2023. In this article, you will learn about LINQ (Language Integrated Query).
Find Blank Column Using LINQ In UiPath Jan 03, 2023. In this article, you will learn how to find blank column Using LINQ in UiPath.
Difference Between Single Vs SingleOrDefault And First Vs FirstOrDefaultNov 28, 2022. In this article, you will learn about the Difference Between Single Vs SingleOrDefault And First Vs FirstOrDefault.
Reverse Words In A String In C#Nov 07, 2022. Given a string s, reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order.
LINQ Partitioning Operators - Take, TakeWhile, Skip & SkipWhileSep 13, 2022. Take, TakeWhile, Skip and SkipWhile are called Partitioning Operators and we’ll discuss and investigate them. Not only that we’ll also see an equivalent loop construct to appreciate where these operators derived.
Awesome LINQ Features In .Net 6Feb 21, 2022. In this article, you will learn about awesome LINQ features in .Net 6.
Awesome LINQ Impovements In .NET 6.0Jan 20, 2022. These are the articles for to show the LINQ improvements in .NET 6.
How to Convert an Array to a List in C#?Jan 13, 2022. Converting an array to a list in C# involves transforming the data structure from an array, which has a fixed size, into a list, which can dynamically adjust its size. This process is essential when flexibility in modifying the collection is needed. In C#, this can be achieved using the `ToList()` method provided by LINQ (Language Integrated Query) or by using the `List<T>` constructor, passing the array as an argument. Both approaches enable seamless conversion, allowing for easier manipulation and utilization of the collection's elements. This guide provides insights into the step-by-step process of converting an array to a list, emphasizing its utility and demonstrating practical use cases.
Advanced Entity Framework Core - Output EF SQL Queries To The Console And Tips To Setup Dbcontext With The Development In MindJan 10, 2022. When you work with abstractions over SQL Database you may be wondering what does Entity Framework constructs from your Linq queries. To get a clue on it here are 3 options. Tips to setup DbContext with the development in mind for development purposes, you may sometimes decide to use an in-memory database for all environments including production, you may set up HealthChecks, below shows how to add health checks for the DbContext also for the development environment good to have set o.EnableDetailedErrors(); and o.EnableSensitiveDataLogging(); ?to manipulate with all these options you may consider adding configuration options
Collection Performance - How Do You LINQ?Dec 04, 2021. In this article, you will learn how do you LINQ?
7 Years Later, How Am I Doing?Apr 16, 2021. In this article, you will learn that after 7 Years Later, How Am I Doing?
Calculate The SUM Of The DataTable Column In C#Jan 25, 2021. In this article, I am going to explain how to calculate the sum of the DataTable column in ASP.NET using C#. Here, I'll also explain what a DataTable is in C#, as well as different kinds of ways to calculate the sum of the DataTable column, like using the compute method of a DataTable as well as using LINQ.
ASP.NET Web API 2 In MVC 5 Using C# With ExampleJan 11, 2021. in this article, I am going to explain how to create and access the Web API 2 in the ASP.NET MVC 5 application using C# and bootstrap with Example. Here I'll also show you how to create the step by step Web API 2 in ASP.Net MVC 5 Using C# and bootstrap with the simple example, In this tutorial, you will use ASP.NET Web API 2 to create a web API and that returns a list of employees.
How To Convert List <DataTable> Into DataSetDec 29, 2020. Retrieve employee details from database using stored procedure. Group data by department with LINQ. Export List<DataTable> to Excel with multiple spreadsheets. Bind List<DataTable> to GridView for display. Assistance needed for implementation.
Simple Insert And Select (CRUD) Operation Using .NET Core MVC With ADO.NET And Entity Framework CoreNov 28, 2020. Learn to perform basic CRUD operations in .NET Core MVC using both ADO.NET and Entity Framework Core. Build a robust data access layer for seamless integration with your web application.
Standards In Defining The AutoMappersOct 04, 2020. This article describes the tips or standards in defining mapping profiles.
Using LINQ Expressions In C#Sep 18, 2020. In this article, you will learn how to use LINQ Expressions in C#.
LINQ QueriesSep 02, 2020. In this article, you will learn about LINQ Queries.
Optimizing LINQ Queries In C#.NET For MS SQL Server Aug 13, 2020. Learn how to optimize LINQ queries for SQL Server performance using Entity Framework. Understand the importance of generating efficient SQL queries and avoid common pitfalls. Explore techniques like JOIN and UNION for improving query efficiency. Utilize tools like SQL Complete for query history and formatting.
JavaScript Functions vs LINQ C#Jul 05, 2020. This is a comparison between Javascript functions and LINQ in C# for collections.
IQueryable vs IEnumerable Jun 22, 2020. IQueryable vs IEnumerable" explores the differences between these two interfaces in C#. IQueryable is suitable for building dynamic queries against a database, allowing deferred execution and optimized query translation.
Multi-Select Dropdown With Checkboxes Using jQuery In MVCJun 09, 2020. This article is about creating a multi-select dropdown with CheckBoxes in MVC by using Jquery on a country sample data. This kind of scenario is taken on applications such as on insurance domain. When a customer needs to be provided with travel or health insurance from the origin to the destination country, or if the person is traveling to multiple destinations.
EF Core - SELECT DISTINCT on a Few Columns OnlyApr 26, 2020. In this article, you will learn about implementing EF Core - SELECT DISTINCT on selected columns only.
Efficient Data Modification with Entity Framework CoreApr 16, 2020. In this article, you will learn about efficient data modification with Entity Framework Core.
Which version of C# am I using in Visual Studio 2019Oct 28, 2019. Learn how to find the version of C# language your Visual Studio is using and how to change it.
Basic Concepts About LINQ In C#Oct 15, 2019. In this article, you will learn some basic concepts about LINQ in C#.
Dynamic am-Charts In ASP.NET MVCJul 03, 2019. We will learn about creating dynamic amCharts in ASP.NET MVC 5.
Dynamic Sorting (OrderBy) Based On User PreferenceJun 21, 2019. In this article, I am going to demonstrate how we can sort the data based on user preference.
How To Use Extensions For LINQ - C#May 20, 2019. In this tutorial, we will learn how to use extension methods with LINQ in C# to simplify the coding.
LINQ For BeginnersApr 10, 2019. LINQ stands for Language Integrated Query. In this article, we will dive deep into the basics of LINQ.
Increase Performance Of LINQ By ParallelismApr 09, 2019. Parallelism solves many problems in the computing world if done in the right way; parallelism is not good if the task is small and needs synchronization of resources, such a scenario would hurt performance.
Working With Multiple Tables Using LINQ Join In MVCFeb 22, 2019. In this article, we will learn how we can join multiple tables using LINQ and display records in a View. We will learn everything in a step by step manner.
All About IEnumerable and IQueryableFeb 12, 2019. When we talk about LINQ, we consider two collections, IEnumerable and IQueryable. In this article, we will learn all about IEnumerable and IQueryable, except how they are evaluated. Possibly, I will cover that in the next article to strengthen our basic understanding.
Difference Between IQueryable, IEnumerable, And IList In LINQFeb 09, 2019. This article explains how to work with IQueryable and IEnumerable and IList in LINQ. Also, it tells when to use IQueryable and IEnumerable in real-time scenarios.
Server-Side Processing With Custom Range Filtering Using MVC And Entity FrameworkJan 26, 2019. Learn server-side processing in jQuery DataTables for ASP.NET MVC with custom range filtering using C# LINQ. Utilize AJAX for data retrieval, Bootstrap for UI, and DataTable's powerful features like pagination and sorting. Implement custom filter inputs for multicolumn search, enhancing data presentation and performance.
LINQ Extension Methods - Partitioning Operator - Part FourAug 16, 2018. This article is continuation of Linq extension methods. In this article I am going to demostrate partitionaning operators like skip, skipWhile, take and TakeWhile.
How To Use Join Operations With Database Using LINQAug 16, 2018. In this article. I will demonstrate how we can perform join operation with SQL database using Language-Integrated Query (LINQ).
How To Use Join Operation With Multiple SQL Database Tables Using LINQAug 14, 2018. In this article, I will demonstrate how we can perform join operation with multiple SQL database tables using Language-Integrated Query (LINQ).
LINQ Extension Methods - Element Operator And Set Operator - Part ThreeAug 14, 2018. In this article, we are going to explore another two operators like element operator and set operators. Element operators are used to returning the particular element from the collection and set operators like distinct, excepts, Intersect and union which are used to get the unique element or all element from a single collection or multiple collections based on specific condition or based on our requirement.
How To Use Data Filtering Operations With Database Using LINQAug 09, 2018. In this article. I will demonstrate how we can use Where and OfType operator of Language-Integrated Query (LINQ).
How To Use Aggregation Operations With Database Using LINQAug 08, 2018. In this article. I will demonstrate how we can use Sum, Min, Max Count, Average, LongCount, Aggregate operator of Language-Integrated Query (LINQ). Sum, Min, Max Count, Average, LongCount, Aggregate operators are part of aggregation operation in Language-Integrated Query (LINQ).
LINQ Extension Methods Quantifier And Aggregation Operator - Part TwoAug 08, 2018. This article is continuation of Linq extension methods. If you want to read first part please click here Part One. In this article I will demonstrate quantifier operator and aggregation operators.
How To Use Grouping Data Operations With Database Using LINQAug 07, 2018. In this article, I will demonstrate how we can use GroupBy and ToLookup operator of Language-Integrated Query (LINQ). GroupBy and ToLookup operators are part of grouping data in Language-Integrated Query (LINQ). Grouping refers to the operation of putting data into groups so that the elements in each group share a common attribute. GroupBy & ToLookup return a collection that has a key and an inner collection based on a key field value. The execution of GroupBy is deferred whereas that of ToLookup is immediate. A LINQ query syntax can be end with the GroupBy or Select clause.
LINQ Extension Methods - Part OneAug 05, 2018. This article explains linq extension methods like filtering, grouping and sorting and projection orators
How To Use Data Sorting Operations With Database Using LINQAug 05, 2018. In this article, I will demonstrate how we can use OrderBy, OrderByDescending, ThenBy, ThenByDescending and Reverse operator of Language-Integrated Query (LINQ). OrderBy, OrderByDescending, ThenBy, ThenByDescending and Reverse operators are part of sorting data in Language-Integrated Query (LINQ).
How To Use Data Partitioning Operations With Database Using LINQAug 05, 2018. In this article, I will demonstrate how we can use skip, SkipWhile, take, TakeWhile operator of Language-Integrated Query (LINQ). Skip, SkipWhile, take, TakeWhile operators are part of partitioning data in Language-Integrated Query (LINQ).
An Overview Of LINQ To SQLAug 03, 2018. LINQ to SQL is a mapping between the Relational Database Schema and Objects. The relational data can be manipulated using LINQ by its mapped objects. When an object is linked to relational data, it receives attributes of the relational data. The mapping is done by translating the relational database schemas into object definitions and this can be done automatically by using the LINQ to SQL Tools in Visual Studio which is called Object Relational Designer (O/R Designer).
How To Implement Paging Using Skip And Take Operators In LINQAug 03, 2018. In this article, I will demonstrate how we can use skip and take operator of Language-Integrated Query (LINQ) for implementation of paging in C# programming. Skip and take operators are part of partitioning data in Language-Integrated Query (LINQ).
Introduction To LINQ And LINQ SyntaxesJul 20, 2018. In this article, we will discuss on the introduction to LINQ And LINQ syntaxes.
LINQ Fundamentals - Single() Vs SingleOrDefault() - Part TwoApr 05, 2018. In first part we discussed First() and FirstOrDefault() extension method, In this part we will discuss Single() and SingleOrDefault().
LINQ Fundamentals - First() Vs FirstOrDefault()Apr 04, 2018. There are four famous concepts in LINQ, almost every C# developer knows about them and has used them in their daily development work.
Aggregate, The True LINQ Aggregator OperatorMar 08, 2018. Aggregate LINQ operator is unknown in the LinQs world. The goal of the project is to review the LinQ Aggregators operators (Count, LongCount, Min, Max, Sum and Average), and show all operators can be built with the Aggregate operator.
New Features Of Entity Framework Core 2.0Feb 28, 2018. Entity Framework Core is a lightweight and extensible version of Entity Framework. It is based on an ORM (Object-Relational Mapper) which enables us to work with databases using .NET objects. This article explains the new features of EF Core 2.0.
Why Am I Unable To Contact People In Other Organizations From Skype For Business?Feb 16, 2018. Most organizations have blocked users from contacting people in other other organizations due to some protocol within their company.
Introduction To LINQ With Entity Framework In Visual StudioFeb 08, 2018. LINQ queries are similar to SQL query created for developers to maintain standardized coding approach. It deals with the data objects therefore it is similar to OOPs.
Linq To Excel In ActionJan 29, 2018. Explore using LinqToExcel library in C# to query data from Excel spreadsheets effortlessly. Learn step-by-step creation of a console application, installation of LinqToExcel packages, and querying Excel data using LINQ. Discover features like querying with and without header rows, mapping properties to columns.
Bind Menu And Sub Menu Dynamically In ASP.NET MVC From Database Using LINQJan 12, 2018. Many times we need to create a menu for a simple application. We ususally get stuck on how to bind the menu. Here in this article we you will learn how to bind menu and sub menu dynamically in ASP.NET MVC from database using linq.
Excel To XML Using LINQOct 11, 2017. In this article we will show you the easiest way to convert Excel data into Xml files. There is a certain way to convert Excel file to Xml, for example using Excel Library (Com Component)
Overview Of Let In LINQOct 09, 2017. In general, Let allows create a local variable at the LinQ query. Let has the same operation as to build local variable in a loop. The example with let hast better performance than the without let example, because the first execute one time and second two time for each item.
Two Ways To Get Data From Entity FrameworkSep 15, 2017. In this article, you will learn about two basic ways to get data from Entity Framework and display data in angular UI-Grid using MVC application with Web API.

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