1. first create a project on github remote repository, then delete the previous happy project, re-create the happy project
2. Open the configuration items in the idea, while finding github configuration options, performs a login process:
● steps: ☞ [File] [Settings] [Version Control] ☞ ☞ ☞ [GitHub] [Login]; for the first time need to configure when connected, do not reuse the configuration of this operation.
3. Create a happy idea to create a project file in the same directory .gitignore .git folder, define the content of all that needs to be ignored in this file, for example:.. * Jar, * class, etc., document reads as follows :
*.class #package files *.jar *.war *.nar *.ear *.zip *.tar.gz *.rar #kdiff3 ignore target/ #eclipse ignore .settings/ .project .classpath #idea .idea/ /idea/ *.ipr *.iml *.iws # temp file *.log *.cache *.diff *.patch *.tmp #system ignore .DS_Store Thumbs.db
4.idea achieve git version control: https://www.mldn.cn/course/254/task/13528/show#