HomeCoursesMastering NullReferenceException Prevention in C#

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4h

Mastering NullReferenceException Prevention in C#

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NullReferenceException is an error that programmers frequently encounter, and it is often referred to as the Billion Dollar Mistake. This course is designed to assist you in avoiding this error. You will begin by gaining an understanding of when NullReferenceException is thrown and how to prevent null in your code. You’ll also learn how to employ nullable operators to simplify null checks and use nullable references and the Option wrapper to identify problematic code blocks. Finally, you will explore avoiding NullReferenceException when using specific LINQ methods and designing your C# classes. Upon completing this course, you’ll have gained the necessary knowledge and skills to effectively address and avoid NullReferenceException issues in your projects.
NullReferenceException is an error that programmers frequently encounter, and it is often referred to as the Billion Dollar Mist...Show More

WHAT YOU'LL LEARN

An understanding of NullReferenceException and when it can be thrown
A working knowledge of C# nullable operators to simplify null checks
The ability to identify problematic code blocks using C# nullable references
Familiarity with the Option wrapper to avoid NullReferenceException
The ability to avoid NullReferenceException when working with some LINQ methods
An understanding of NullReferenceException and when it can be thrown

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Developed by MAANG Engineers
Every Educative lesson is designed by a team of ex-MAANG software engineers and PhD computer science educators, and developed in consultation with developers and data scientists working at Meta, Google, and more. Our mission is to get you hands-on with the necessary skills to stay ahead in a constantly changing industry. No video, no fluff. Just interactive, project-based learning with personalized feedback that adapts to your goals and experience.

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