Code Smell: Output Parameters

Output parameters are simple. They are parameters passed into a function or method call that are modified during the function.

Output parameters are the kind of code smell that is sometimes difficult to see, but when they crop up they can cause a…

Code Smell: Long Method

I know, long method? Come on. That’s an easy one: just don’t write long methods. Easy right?

Code Smell: Changing Levels of Abstraction

One of the more interesting code smells is changing our level of abstraction. This…

TypeScript Function Overloading

Being able to handle the ability to call a single function with variable inputs is really nice. Sometimes we need a function to do different things based on the parameters given. When doing this be sure to consider code smells like I detailed in my last email.

You Can’t Hit and Think at the Same Time

A famous baseball-related quote is often attributed to Yogi Berra: “You can’t think and…

Code Smell: Array Data Clumps

This is a specific case of the more general “Primitive Obsession” code smell. That code smell is very generic and includes many different variations. This is one of the variations that I think is worth discussing, as it teaches us a subtlety of the proper use of data…

Code Smell: Selector Arguments

One of the more simple code smells to look for is Selector Arguments.

Code Smell: Feature Envy

I’m not sure what it is about the feature envy code smell that I like. It’s probably the name and the images it…

Does Code Quality Matter?

Does code quality matter? How much does it matter? In your day-to-day coding, how much time and energy should you spend worrying about code quality?

To begin with, what exactly is code quality? On this matter, there is definitely a host of both vague and…