Code smells are usually not bugs; they are not technically incorrect and do not prevent the program from functioning. Instead, they indicate weaknesses in design that may slow down …

Learn what code smells are, why they matter, and how refactoring helps reduce complexity, prevent technical debt, and keep your software maintainable.

Learn about code smells and the best practices for detecting and fixing them. Improve maintainability, security, and performance with cleaner code.

Jul 24, 2025 · A class contains many methods/lines of code/fields is considered a code smell. Classes usually start as a small one, but over time, they expand as the program grows.

In this guide, we'll break down the most common code smells devs run into, and more importantly, how to refactor them into something cleaner, safer, and easier to work with.

These smells mean that if you need to change something in one place in your code, you have to make many changes in other places too. Program development becomes much more …

Jun 12, 2025 · Summary: Code smells signal poor code structure that may lead to bugs or maintenance issues. Common examples include duplicate code, dead code and god objects. …

Mar 21, 2025 · Code smells are tangible and observable indications that there is something wrong with an application's underlying code that could eventually lead to serious failures and kill an …

Jul 11, 2025 · These are seven of the most common code smells that every new developer is likely to encounter. Each one comes with a simple explanation and a quick tip on how to fix or …

Apr 13, 2025 · 🔍 What is a Code Smell? A code smell is a surface indication that usually corresponds to a deeper problem in the system. It doesn’t necessarily mean your code is …