IDEA 創建的項目，需要搞個.gitignore文件，文件內容可以參考插件的。
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# Created by .ignore support plugin (hsz.mobi)
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### JetBrains template
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# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio
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*.iml
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## Directory-based project format:
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.idea/
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# if you remove the above rule, at least ignore the following:
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# User-specific stuff:
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# .idea/workspace.xml
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# .idea/tasks.xml
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# .idea/dictionaries
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# Sensitive or high-churn files:
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# .idea/dataSources.ids
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# .idea/dataSources.xml
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# .idea/sqlDataSources.xml
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# .idea/dynamic.xml
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# .idea/uiDesigner.xml
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# Gradle:
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# .idea/gradle.xml
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# .idea/libraries
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*.log
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# Mongo Explorer plugin:
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# .idea/mongoSettings.xml
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## File-based project format:
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*.ipr
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*.iws
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## Plugin-specific files:
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# IntelliJ
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/out/
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# mpeltonen/sbt-idea plugin
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.idea_modules/
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# JIRA plugin
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atlassian-ide-plugin.xml
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# Crashlytics plugin (for Android Studio and IntelliJ)
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com_crashlytics_export_strings.xml
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crashlytics.properties
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crashlytics-build.properties
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### Maven template
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target/
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pom.xml.tag
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pom.xml.releaseBackup
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pom.xml.versionsBackup
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pom.xml.next
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release.properties
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dependency-reduced-pom.xml
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buildNumber.properties
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.mvn/timing.properties
原文地址：https://blog.csdn.net/u010372981/article/details/78422687