I have been having sleepless nights trying to add features in the code we acquired from other company. I am dealing with purest form of Legacy Code. I am having a real hard time dealing with tangled, unstructured code that I have to work with but I don’t understand a bit. Legacy Code !. Let's understand what is Legacy code and Boy Scout Rule.

Flips is an implementation of the Feature Toggles pattern for Java and Spring (Spring Core / Spring MVC/ Spring Boot) based application. Feature Toggle is a powerful technique that allows teams to modify system behavior and deliver new functionality to users rapidly but safely. Let's understand what Flips is all about.