The hottest Code Refactoring Substack posts right now

And their main takeaways
Category
Top Technology Topics

Unit Testing for Data Engineers.

Data Engineering Central • 216 implied HN points • 13 Feb 23
🕹 Technology Data Engineering Unit Testing SQL Code Refactoring
  1. Data Engineers often struggle with implementing unit tests due to factors like focus on moving fast and historical lack of emphasis on testing.
  2. Unit testable code in data engineering involves keeping functions small, minimizing side effects, and ensuring reusability.
  3. Implementing unit tests can elevate a data team's performance and lead to better software quality and bug control.

Discover What Is Code Smell and How to Overcome It?

Weekend Developer • 19 implied HN points • 04 May 24
🕹 Technology Programming Software Design Code Refactoring Code Reviews
  1. Code smells indicate potential problems with code design, readability, and bugs. They serve as warning signs to refactor before issues compound.
  2. Common signs of code smells include excessive code comments, frequent bugs in certain areas, code duplication, divergent changes, and shotgun surgery.
  3. Tools like static code analysis, IDE plugins, code visualization tools, code review tools, and code metrics tracking help in identifying and addressing code smells in a codebase.

How to Test a Private Method Inside a Widget

Widget Tricks • 58 implied HN points • 08 Mar 23
🕹 Technology Software Testing Software Engineering Code Refactoring Unit Testing
  1. It is recommended not to test private methods, as they are for internal use only.
  2. You may need to test a private method when working with legacy code, fixing bugs, or dealing with widget dependencies.
  3. To test a private method inside a widget, create a forwarder method, use the @visibleForTesting annotation, and follow specific steps based on widget type.
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