解释为：git + ignore 

即，此类型的文件将会被忽略掉，从而不会进行管理

具体的模板可以从 GitHub 网站上来进行设置

GitHub - github/gitignore: A collection of useful .gitignore templates

Common_gitignore: gitignore@github开源项目，增加Kingdee开发内容

例如：Java模板：

# Compiled class file
*.class

# Log file
*.log

# BlueJ files
*.ctxt

# Mobile Tools for Java (J2ME)
.mtj.tmp/

# Package Files #
*.jar
*.war
*.nar
*.ear
*.zip
*.tar.gz
*.rar

# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*
replay_pid*