Side effects and purity - Clean code and programming principles for beginners series
Every programmer has to know about side effects and how to manage them properly, not just functional programmers. In this video you'll learn a lot about side effects, purity and how to handle them in your code.
Chapters:
0:00 Welcome
0:10 Motivation for handling side effects
0:55 What are side effects?
2:26 Danger of side effects
4:26 Handling side effects
5:22 Be pragmatic
7:07 Immutability
9:31 Immutability - Example
10:26 Immutability - Performance concerns
12:40 Avoid non-local scope
14:48 Avoid non-local scope - Example
15:53 Be extremely careful with side effects
16:40 Separate pure and impure functionality
18:25 Separate pure and impure functionality - Bad example
19:10 Separate pure and impure functionality - Good example
19:35 Clear areas of responsibility
22:09 Handle paired side effects properly
23:45 Consider using a framework or functional programming language
Video links:
YouTube playlist: • Clean code and programming principles...
Article version of this video: https://programmingduck.com/articles/...
Slides can be found at: https://docs.google.com/presentation/...
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