Applications developed in eclipse which are hosted in HCP can be maintained using GIT .
So what is GIT ?
Git is a source code management (SCM) system with full-fledged repository with complete history and full version-tracking capabilities .
Getting Started with an Example : Import sample Java project HelloWorld
Select the project, click File > Team > Share Project.
Select repository type Git and click Next.
To configure the Git repository select the new project HelloWorld.
Click Create Repository to initialize a new Git repository for the HelloWorld project
Click Team > Commit in the project context menu.
View History :
Click Team > Show in History from the context menu to inspect the history of a resource:
The History View shows your last committed change.( click on the Compare View).
Helloworld in on HCP Dev environment.