LINQ: Test-Driven Learning (github.com)

This project is aimed to help the user further study LINQ with a test-driven approach. Each unit contains an annotated tutorial and a platform where you can test your understanding of the topic.

Overview

- LINQ Query Syntax

- LINQ Method Syntax

- LINQ Extension methods

- Lambda expressions

- First() and FirstOrDefault()

- Where()

Sorting

- OrderBy()

- ThenBy()

- OrderByDescending()

- Reverse()

- Sorting with null values

Creating

- Range()

- Repeat()

Comparing and Combining

- Intersect - Except - Concat - Distinct - Union - Projection

Select() Join() SelectMany()

Totaling

- Sum operator

Grouping and Summing

- GroupBy(Single property)

- GroupBy(Multiple Properties)

- GroupBy(Parent Property)

Measures

- Mean (using Average)

- Median (using GroupBy)

- Mode (using GroupBy and OrderByDescending)