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Beginning C# 7 Hands-On ??? Advanced Language Features

You're reading from   Beginning C# 7 Hands-On ??? Advanced Language Features Learn the advanced-level features of C# 7 using Visual Studio 2017

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781788294263
Length 310 pages
Edition 1st Edition
Languages
Tools
Concepts
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Author (1):
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Tom Owsiak Tom Owsiak
Author Profile Icon Tom Owsiak
Tom Owsiak
I have eight years experience as a teacher of mathematics, physics, statistics, and programming. I worked for five years as a database programmer using various technologies such as .NET, Clipper, SQL, SQL Server, SAS, Excel, and many related technologies. I'm the publisher of one of the most successful courses on Udemy, called "Learn C# With Visual Studio 2013". Currently, I work as a mathematics, and computer science teacher at Mercy College in Dobbs Ferry, NY.
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Table of Contents (35) Chapters Close

Title Page
Credits
About the Author
www.PacktPub.com
Customer Feedback
Preface
1. Creating a Simple Generics Class FREE CHAPTER 2. Creating a Generic Method 3. Implementing a Generic Interface to Accomplish Sorting 4. Making Delegates More Flexible with Generics 5. Creating and Using Generic Dictionaries 6. Connection Between Delegates and Lambda Expressions 7. Expression-Bodied Lambdas and Expression-Bodied Members 8. Anonymous Methods and Objects That Run Their Own Delegates 9. C# with LINQ and Built-In Types 10. C# with LINQ and Custom Data Types 11. Using Query Syntax to Construct Queries 12. Queries That Perform Aggregation Functions 13. Using LINQ to Summarize Tuples 14. Summarizing Results with Grouping 15. Joining Datasets with Inner Joins 16. Downloading, Installing, and Running SQL Server 2017 17. Writing Code to Manually Connect to a Table and Retrieve Records 18. Inserting Records into Tables Using Stored Procedures 19. Using the Nullable Feature to Make Apps More Stable 20. Connecting a Chart Control to SQL Server 21. Using LINQ to Operate on Tables from SQL Server 22. Creating a Page That Saves Text to Disk 23. Creating a Page That Uses the File Upload Control 24. Serializing and Deserializing Objects 25. Having a Little Fun with Images with Pixel Manipulations 26. Saving an Image to SQL Server 27. Creating and Using an XML File 28. Creating XML Files with C# 29. Querying XML Documents with LINQ

Chapter 12. Queries That Perform Aggregation Functions

In this chapter, we will explore LINQ further. Specifically, we'll look at the power of LINQ to perform, for example, aggregation functions like averaging, summation, counting, and so on. Also, we'll talk about lists of lists, which is a very practical thing.

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Authors (1)

Profile icon Tom Owsiak
Tom Owsiak
I have eight years experience as a teacher of mathematics, physics, statistics, and programming. I worked for five years as a database programmer using various technologies such as .NET, Clipper, SQL, SQL Server, SAS, Excel, and many related technologies. I'm the publisher of one of the most successful courses on Udemy, called "Learn C# With Visual Studio 2013". Currently, I work as a mathematics, and computer science teacher at Mercy College in Dobbs Ferry, NY.
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