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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 214 - Duplicate Parameter Names

May 26, 20232 min read 24 views

Two arguments of the same type. Two equal names · TL;DR: Turn on Strict Checks Problems Unexpected errors Ambiguity The Least Surprise Principle...

Code Smell 214 - Duplicate Parameter Names

Code Smell 213 - Hoisting

May 18, 20232 min read 81 views

You can prevent undefined TL;DR: Declare your variables and look after the scope Problems Readability Least Surprise Principle violation Variable...

Code Smell 213 - Hoisting

Code Smell 212 - Elvis Operator

May 13, 20232 min read 125 views

Your code is not safer using this operator TL;DR: Don't propagate nulls. Problems NULL propagation Harder to read code Hacky...

Code Smell 212 - Elvis Operator

Code Smell 211 - Tab over Spaces

May 6, 20232 min read 107 views

Tabs or spaces, are equivalent? · TL;DR: Don't use Tabs. It is not a "personal style decision" Problems Readability Compilation errors in some...

Code Smell 211 - Tab over Spaces

Code Smell 210 - Dynamic Properties

May 1, 20232 min read 64 views

Laziness and magic bring defects · TL;DR: Be explicit with your attributes Problems Readability Scope definition Unnoticed typos Solutions Favor...

Code Smell 210 - Dynamic Properties

Code Smell 209 - Side Effects

Apr 28, 20232 min read 70 views

Global scope is easy or a nightmare, or both · TL;DR: Avoid side effects on your code. Problems Coupling Least Astonishment Principle...

Code Smell 209 - Side Effects