Use github to manage code.
github address: https://github.com/
Register an account
Log in
Create a new repository repository (a repository generally corresponds to a project in eclipse)
After filling in the necessary information such as the repository name, click [Create repository] to complete the creation of the repository.
After the repository is created, you can use [clone repository] in eclipse to clone the newly created repository to the local, and then you can start developing and submitting your own code.