Refactoring is a systematic process of improving code without creating new functionality that can transform a mess into clean code and simple design.

How to refactor Refactoring should be done as a series of small changes, each of which makes the existing code slightly better while still leaving the program in working order. Checklist of refactoring …

Much of refactoring is devoted to correctly composing methods. In most cases, excessively long methods are the root of all evil. The vagaries of code inside these methods conceal the execution …

Dive Into Refactoring teaches you how to properly deal with legacy code, how to identify ugly code and how to clean it safely. The course covers 21 smells of bad code and 66 refactoring techniques to fix …

Refactoring is a controllable process of improving code without creating new functionality. Design Patterns are typical solutions to the commonly occurring problems in software design.

Full list of refactoring techniques and code smells. It's better to understand what's wrong with the code before trying to improve it. Once problem is determined, just pick a refactoring and follow it's instruction.

The catalog of annotated code examples of all design patterns, written in Python.

Clean code The main purpose of refactoring is to fight technical debt. It transforms a mess into clean code and simple design. Nice! But what’s clean code, anyway? Here are some of its features: Clean …

La refactorización es un proceso controlable de mejora del código sin crear nuevas funcionalidades. Los patrones de diseño son soluciones habituales a problemas que ocurren con frecuencia en el diseño …

The catalog of design patterns grouped by intent, complexity, and popularity. The catalog contains all classic design patterns and several architectural patterns.