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Tod Vachev

In this course you will learn everything you need to know about LINQ Operations and how to perform them.

We start off from the most basic operations and build towards more complex ones.

Both Query and Method syntax is covered in the course.

And of course, all the source code will be provided for each of the sections in the course, in a nicely ordered and structured fashion, so that you can use the code to practice and learn.

The course is aimed at students that have some coding experience in general and with C# in particular, a little bit of OOP knowledge is required, for some of the lectures.

Read more

In this course you will learn everything you need to know about LINQ Operations and how to perform them.

We start off from the most basic operations and build towards more complex ones.

Both Query and Method syntax is covered in the course.

And of course, all the source code will be provided for each of the sections in the course, in a nicely ordered and structured fashion, so that you can use the code to practice and learn.

The course is aimed at students that have some coding experience in general and with C# in particular, a little bit of OOP knowledge is required, for some of the lectures.

The topics that we are covering are:

  • LINQ Basics with Query and Method syntax – we will start with the most basic operations with query syntax and build towards more complex ones

  • Grouping Operations with Query and Method syntax – grouping allows you to group the items in a collection by a given common key, for example to group a list of people by their age.

  • Joining Operations with Query and Method syntax – joining allows you to join two different collections by a common key, so its similar to grouping, but it just does it on two collections and not on one.

There are tons and tons of tutorials on Youtube and other websites, so why would you have to pay for this course?

The answer is very simple, in this course you will get every single lecture systemized in such way, that it ensures smooth transition between the previous and the following topic. Guaranteeing great learning experience.

There are no stones left unturned, everything is explained in great detail (but not too much, that would be boring :) )

The video lectures in the course are produced with the highest possible audio and video quality. No static noises to disturb you while you watch the videos, no blurry images, everything is crystal clear with crisp audio.

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What's inside

Syllabus

Introduction
What is LINQ, Where does it Apply and How to Use it?
IEnumerable
Basic LINQ Query Syntax
Read more
LINQ Examples - Where, Select, Sorting, Multiple Conditions and More
LINQ Queries on Objects
Basic LINQ Method Syntax
Introduction to Method Syntax with Lambda Operators
The Difference Between Select and Where in Method Syntax
Short ForEach with Lambdas and LINQ Method Syntax
Basic Grouping with LINQ
Introduction to Grouping - group, by - Query Syntax
Grouping Introduction and Grouping By MultiKey - Method Syntax
Basic Joining with LINQ
Basic Join and Inner Join of Objects with LINQ Query Syntax - join
Inner Join and Composite Join - Method Syntax
Filtering Collections with LINQ
Filtering a Collection by The Type of The Items in it
Bonus Section
Bonus Lecture: Get My Other Courses With a Discount and Further Your Knowledge

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Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Basics of LINQ with C# for Beginners with these activities:
Review C# Fundamentals
Solidify your understanding of C# basics, including data types, control flow, and object-oriented principles, to better grasp LINQ concepts.
Show steps
  • Review C# syntax and data types.
  • Practice writing simple C# programs.
  • Study object-oriented programming concepts.
Review: LINQ Pocket Reference
Use a LINQ pocket reference to quickly look up syntax and usage examples for different LINQ operators.
Show steps
  • Familiarize yourself with the book's organization.
  • Use the book to look up specific LINQ operators.
  • Practice using the operators in your own code.
LINQ Query Practice
Practice writing LINQ queries using both query and method syntax to reinforce your understanding of different LINQ operations.
Show steps
  • Solve LINQ problems on platforms like HackerRank or LeetCode.
  • Experiment with different LINQ operators.
  • Compare query and method syntax for the same operations.
Four other activities
Expand to see all activities and additional details
Show all seven activities
LINQ Cheat Sheet
Create a cheat sheet summarizing common LINQ operations and syntax to serve as a quick reference guide during and after the course.
Show steps
  • Compile a list of common LINQ operators.
  • Provide examples of query and method syntax.
  • Organize the cheat sheet for easy reference.
Review: C# 8.0 and .NET Core 3.0 – Modern Cross-Platform Development
Review a comprehensive guide to C# and .NET Core to gain a broader understanding of the language and framework in which LINQ is used.
Show steps
  • Read the chapters related to LINQ and data manipulation.
  • Explore the examples and code snippets provided.
  • Take notes on key concepts and techniques.
LINQ Data Transformation Project
Apply LINQ to transform and manipulate real-world data, such as filtering, sorting, and grouping data from a CSV file or database.
Show steps
  • Choose a dataset to work with.
  • Define data transformation requirements.
  • Implement LINQ queries to perform the transformations.
  • Test and refine the queries.
Help Others with LINQ
Reinforce your understanding of LINQ by helping other students with their questions and problems.
Show steps
  • Participate in online forums or study groups.
  • Answer questions about LINQ syntax and usage.
  • Explain LINQ concepts in your own words.

Career center

Learners who complete Basics of LINQ with C# for Beginners will develop knowledge and skills that may be useful to these careers:
C# Developer
A C# developer specializes in building applications using the C# programming language. This course helps build a strong understanding of LINQ, a crucial component for any C# developer. Mastery of LINQ enables a C# developer to efficiently query and manipulate data from various sources, including databases and collections. A C# developer needs to be adept in both query and method syntax to handle diverse coding scenarios. Familiarity with grouping and joining operations, as taught in this course, empowers a C# developer to create sophisticated data-driven applications. The systematic approach and detailed explanations within the course materials are highly relevant for a C# developer aiming to refine their data access and manipulation skills, thereby writing more efficient and maintainable code.
Software Developer
A software developer designs, develops, and tests software applications. This course helps build a foundation in Language Integrated Query LINQ, which is a powerful feature of C# used for querying data from various sources. Proficiency in LINQ allows a software developer to efficiently manipulate and retrieve data within C# applications. Focusing on both query and method syntax will be beneficial. A software developer utilizes these skills to write clean, maintainable, and performant code. Learning about grouping and joining operations, as covered in the course, enhances a software developer's data manipulation capabilities, enabling them to handle complex data structures and relationships effectively. The emphasis on practical examples and structured learning in the provided materials is particularly useful for a software developer looking to improve their data querying and manipulation skills.
Application Developer
An application developer designs and builds software applications for various platforms. This course helps build proficiency in LINQ, a vital tool when working with data in C# applications. Mastery of LINQ will enable an application developer to efficiently query and manipulate data from diverse sources. Understanding benefits from the course's instruction in both query and method syntax which allows handling various coding scenarios effectively. Grouping and joining operations, as covered in the course, are particularly beneficial for managing complex data relationships. Application developer candidates may find that the structured learning and detailed explanations in this course help them refine their data handling and manipulation skills, writing cleaner and more efficient code.
Database Developer
A database developer designs, develops, and manages databases. Although database developers primarily work with SQL, an understanding of LINQ helps to interact with databases from within C# applications. This course helps to learn how LINQ facilitates data querying and manipulation, allowing a database developer to seamlessly integrate C# applications with databases. The knowledge of both query and method syntax helps a database developer write efficient data access code. Grouping and joining operations, as covered in the course, helps a database developer to manage complex data relationships effectively. The structured learning approach makes this a useful course for database developers to understand how LINQ can be used to improve their database interaction strategies within C# environments.
Backend Developer
A backend developer focuses on the server-side logic and databases that power web applications. This course helps when querying and manipulating data in C# within the backend. LINQ skills ensure that a backend developer efficiently retrieves and processes information from databases and other data sources. Proficiency in both query and method syntax, as taught in the course, is valuable in various backend development tasks. This course may be useful as the grouping and joining operations that it covers can be particularly beneficial when implementing complex data relationships and business logic. For a backend developer, this course's systematic approach helps refine their capabilities in data handling and manipulation within C# environments.
Full-Stack Developer
A full stack developer works on both the front-end and back-end of web applications. This course helps with the C# aspect of back-end development, particularly concerning data retrieval and manipulation. A full stack developer will find that LINQ provides a powerful way to interact with databases and other data sources. Understanding both query and method syntax allows adaptability to different coding styles and project requirements. This course may be useful to a full stack developer, as the grouping and joining operations covered in the course are valuable for managing complex data relationships. The structured learning approach offered in the course helps refine the data handling skills that benefit a full stack developer in C#-based projects.
Web Developer
A web developer creates and maintains websites and web applications. While web development involves various technologies, this course helps when working with C# on the backend, especially for data-driven applications. Proficiency in LINQ ensures efficient data retrieval and manipulation within C# code. A web developer can use expertise in both query and method syntax to handle diverse coding scenarios. A web developer may find this course helpful as its grouping and joining operations can be valuable for managing complex data relationships in web applications. The course may be useful because it offers a structured learning that refines the C#-based data handling skills of a web developer, leading to improved efficiency and maintainability.
Data Engineer
A data engineer designs, builds, and maintains data pipelines and infrastructure. While data engineers often work with big data technologies, understanding LINQ helps when processing data within C# applications. This course may be useful for data engineers as they are sometimes involved in building data integration solutions. A solid understanding of LINQ can be particularly helpful when working with smaller datasets or when integrating C# applications with data pipelines. This course may facilitate understanding of basic querying, grouping, and joining operations, as taught in this material, which can be applied in various data manipulation tasks. The course's structured approach may be useful to a data engineer seeking to expand their knowledge of data processing techniques within the C# ecosystem.
Game Developer
A game developer designs and develops video games. While game development involves many different technologies, this course helps when working with C# in game engines like Unity. Mastery of LINQ enables efficient data querying and manipulation within game logic. A game developer will be able to use the knowledge of both query and method syntax to handle various coding scenarios. The grouping and joining operations covered in the course can be useful for managing game data and relationships between entities. The course's structured approach may be useful for game developers seeking to improve their data handling capabilities, writing cleaner and more performant code.
Data Analyst
A data analyst examines data to identify trends, patterns, and insights. While data analysts primarily use tools like SQL, Python, and R, this course may be useful if they need to work with data within C# applications. This course may help data analysis by improving your understanding of LINQ. Knowing how to use LINQ facilitates data querying and manipulation. The understanding of both query and method syntax may be beneficial for data analysts working with C# based systems. A data analyst may also find that grouping and joining operations, as covered in this course, provides assistance with complex data relationships. The course's systematic approach may improve the understanding of data processing techniques within the C# environment.
Data Scientist
A data scientist uses statistical methods and machine learning techniques to analyze data and build predictive models. Although data scientists typically use languages like Python and R, knowledge of LINQ may be helpful and relevant when working with C# applications. This course may be useful for data scientists as they seek to improve their understanding of LINQ. This course provides querying and manipulation of data within C# environments. The understanding of both query and method syntax may be beneficial, along with the knowledge of grouping and joining operations, as covered in the course. The course's structured format may improve the understanding of data processing techniques within a ecosystem of C#.
Business Intelligence Analyst
A business intelligence analyst uses data to help organizations make better decisions. While business intelligence analysts typically use tools like SQL and Tableau, an understanding of LINQ may be valuable if they need to work with data within C# applications. This course may be useful for business intelligence analysts and to understand how LINQ facilitates data querying and manipulation. The knowledge of both query and method syntax may be helpful to a business intelligence analyst. The course's structured approach may be useful in understanding data processing techniques within a C# environment, aiding in data extraction and transformation tasks.
Quantitative Analyst
A quantitative analyst, often working in finance, develops and implements mathematical models for pricing, risk management, and trading. These positions typically require a master's degree or PhD. While quantitative analysts typically use languages like Python and R, this course may be useful when working with C# applications. This course may be helpful to a quantitative analyst to improve any understanding of LINQ. In particular, it provides querying and manipulation of data within C# environments. The understanding of both query and method syntax may be beneficial, as well as the knowledge of grouping and joining operations, as covered in the course. The material may be helpful in understanding data processing techniques within a C# environment.
Financial Analyst
A financial analyst provides guidance to businesses and individuals making investment decisions. While financial analysts typically use tools like Excel and financial modeling software, an understanding of LINQ may be valuable if they need to work with data within C# applications. This course may be helpful to improve understanding of LINQ, and in particular, querying and manipulation of data within C# environments. The knowledge of both query and method syntax may be beneficial, as well as the grouping and joining operations, as is covered by the course. The course's structured approach may be useful in understanding data processing techniques within a C# environment, aiding in data extraction and transformation tasks.
IT Support Specialist
An IT support specialist provides technical assistance to computer users. While IT support specialists primarily focus on hardware and operating systems, understanding LINQ may be helpful if they support C# applications. This course may be useful to help understand LINQ, and in particular, querying and manipulation of data within C# environments. The knowledge of both query and method syntax may be beneficial, as well as the grouping and joining operations. This course may be helpful because it aids in understanding data processing techniques within a C# environment, aiding in troubleshooting and diagnostics tasks.

Reading list

We've selected two books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Basics of LINQ with C# for Beginners.
Concise and practical guide to LINQ syntax and operators. It serves as a valuable reference tool for quickly looking up LINQ methods and their usage. It is particularly helpful for solidifying your understanding of LINQ syntax. This book is commonly used by industry professionals.
Provides a comprehensive guide to C# and .NET Core, including coverage of LINQ. It offers a broader context for understanding how LINQ fits into the larger .NET ecosystem. It is useful as additional reading to deepen your understanding of C# and .NET development. This book is commonly used as a textbook at academic institutions.

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