Reducing Cognitive Load and Simplifying Code for Better Software Development

Kai Nguyen

Hatched by Kai Nguyen

Jan 29, 2024

3 min read

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Reducing Cognitive Load and Simplifying Code for Better Software Development

Introduction:
In the world of software development, efficiency and simplicity are key. Developers constantly strive to find ways to reduce cognitive load and simplify code for better productivity and maintainability. In this article, we will explore two different aspects of this challenge - making proper marks in books using the Zettelkasten method and reducing cognitive load in projects through framework-agnostic coding. By combining these two approaches, developers can enhance their coding practices and create more efficient and manageable code.

Making Proper Marks in Books with the Zettelkasten Method:
When it comes to studying and retaining information, the Zettelkasten method offers a unique approach. The collection phase of this method involves putting marks in the margins of books and writing notes. To make this process even more effective, it is recommended to color-code the marks and reflect this code in the notes. For example, you can use different symbols or letters to categorize different types of information. Circle terms that are being defined and write a 'D' for definition in the margin. If you spot an argument, you can put an 'A' or alpha symbol in the margin and sometimes draw a vertical line to indicate a weakness in the argument or disagreement. These marks and notes help you organize and synthesize information, making it easier to recall and understand later on.

Reducing Cognitive Load with Framework-Agnostic Coding:
In software development, cognitive load refers to the mental effort required to complete a task. High cognitive load can lead to confusion and decreased productivity. Therefore, it is crucial for developers to strive to reduce cognitive load in their projects as much as possible. One way to achieve this is by writing code in a framework-agnostic way. Instead of tightly coupling business logic with a specific framework, it is recommended to use the framework's components and keep the business logic separate. This reduces the cognitive load by limiting the number of choices and dependencies a developer needs to consider. As the saying goes, "A little copying is better than a little dependency."

Simplifying Code for Better Understanding:
Simplicity is often mistaken for familiarity, but they are not the same. Simplifying code takes effort, and people are often in a hurry to complete tasks. However, simplification is essential for reducing cognitive load and ensuring better understanding. When onboarding new team members, it is helpful to measure the amount of confusion they experience. If they are consistently confused for more than 40 minutes, it indicates areas for improvement. To simplify code, it is recommended to avoid excessive shallow modules and instead focus on creating powerful components with simple interfaces. This reduces the cognitive load by minimizing the number of interactions and responsibilities developers need to keep in mind.

Actionable Advice:

  1. Incorporate the Zettelkasten method in your study routine to improve information retention and understanding.
  2. Embrace framework-agnostic coding to reduce cognitive load and increase flexibility in your projects.
  3. Prioritize simplicity in your code by measuring confusion levels, avoiding excessive shallow modules, and focusing on powerful components with simple interfaces.

Conclusion:
Reducing cognitive load and simplifying code are crucial aspects of software development. By incorporating the Zettelkasten method for making proper marks in books and embracing framework-agnostic coding, developers can enhance their coding practices and create more efficient and manageable code. Prioritizing simplicity and reducing cognitive load not only leads to better productivity but also ensures a smoother onboarding process for new team members and future developers. By following the actionable advice provided, developers can take significant steps towards improving their coding practices and creating a more streamlined development environment.

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