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Code Smells

In this series, we will see several symptoms and situations that make us doubt the quality of our developments. We will present possible solutions. Most are just clues. They are no hard rules.

Articles in this series

Code Smell 194 - Missing Interval

Feb 4, 20232 min read 25 views

From date should be lower than to date · TL;DR: Intervals are there. Why use plain dates? Problems Missing abstraction Duplicated Code Not enforced...

Code Smell 194 - Missing Interval

Code Smell 193 - Switch Instead of Formula

Jan 27, 20232 min read 96 views

Which is better, declarative or shorter code? · TL;DR: Be declarative enough but no more. Problems Readability Premature Optimization Solutions Use...

Code Smell 193 - Switch Instead of Formula

Code Smell 192 - Optional Attributes

Jan 17, 20232 min read 94 views

You need to model something optional. Have you tried collections? · TL;DR: Collections are fantastic. And Polymorphic. Problems Null If Pollution...

Code Smell 192 - Optional Attributes

Code Smell 191 - Misplaced Responsibility

Jan 9, 20232 min read 93 views

You have a clear responsibility for the wrong object · TL;DR: Don't be afraid to create or overload the proper objects. Problems Bijection...

Code Smell 191 - Misplaced Responsibility

Code Smell 190 - Unnecessary Properties

Jan 3, 20231 min read 89 views

Stop thinking of data as attributes. They are only needed to back your behavior · TL;DR: Don't focus on accidental properties. You won't need many of...

Code Smell 190 - Unnecessary Properties

Code Smell 188 - Redundant Parameter Names

Dec 24, 20221 min read 138 views

Use contextual and local names · TL;DR: Don't repeat your parameters' names. Names should be...

Code Smell 188 - Redundant Parameter Names