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Defensive Coding in Java

by Andrejs Doronins

Bugs happen, but you can certainly implement a set of practices to catch them early or even prevent them. In this course, Defensive Coding in Java, you will learn how to make your code safer and more robust.

What you'll learn

At the core of software development is a thorough knowledge of troubleshooting and debugging, but it is hardly "fun". It is better to prevent bugs, or at least react to them as early as possible. In this course, Defensive Coding in Java, you'll learn how to write safer and more robust software. First, you'll learn the concept of failing early and how to effectively use a variety of guard clauses in both methods and constructors. Next, you'll explore a set of very popular helper libraries that will make your defensive code more concise and elegant. Then, you'll see how important it is to return predictable and understandable values from your methods and you'll learn how to choose and implement them. Finally, you'll discover a variety of defensive techniques that are often overlooked, yet they greatly contribute to the overall software quality. When you're finished with this course, you'll have the necessary skills to write code that is more reliable and easier to maintain.

About the author

Andrejs is a Quality Assurance professional with over 6 years of experience. He specializes in Test Automation but does not neglect the importance of getting involved in the Software Development Life Cycle early - finding issues during requirements analysis is as important as doing manual and exploratory testing. He is experienced in writing unit, integration and acceptance tests for a wide number of technologies and contexts - from browser automation to the Web API layer and all the way to test... more

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