git维护【.gitignore文件】

在工程下添加 .gitignore 文件【git忽略文件】

*.class
.idea
*.iml
*.jar
/*/target/

更多：

# Compiled class file
*.class

# Log file
*.log
*.imi
*.lst

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

.idea
*.iml
.settings/
.project
.classpath
target/
logs/

.DS_Store
node_modules/
dist/
npm-debug.log*
yarn-debug.log*
yarn-error.log*
**/*.log

tests/**/coverage/
tests/e2e/reports
selenium-debug.log

# Editor directories and files
.idea
.vscode
*.suo
*.ntvs*
*.njsproj
*.sln
*.local

package-lock.json
yarn.lock
# Build and Release Folders
bin-debug/
bin-release/
[Oo]bj/
[Bb]in/

# Other files and folders
.settings/

# Executables
*.swf
*.air
*.ipa
*.apk

# Project files, i.e. `.project`, `.actionScriptProperties` and `.flexProperties`
# should NOT be excluded as they contain compiler settings and other important
# information for Eclipse / Flash Builder.