Refactoring is the controllable process of systematically improving your code without writing new functionality. The goal of refactoring is to pay off technical debt. The mantra of refactoring is …

When to refactor How to refactor Catalog Code Smells Bloaters Long Method Large Class Primitive Obsession Long Parameter List Data Clumps Object-Orientation Abusers Switch …

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 …

You can either refactor the tests themselves or write an entirely new set of higher-level tests. A great way to avoid this kind of a situation is to write BDD-style tests.

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 …

Refactoring helps you understand other people’s code. If you have to deal with someone else’s dirty code, try to refactor it first. Clean code is much easier to grasp. You will improve it not …

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 …

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 …

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

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