https://blog.csdn.net/qq_33658730/article/details/78547789 win10下Android Studio和SDK下载、安装和环境变量配置
http://yanmin99.com/ android-0基础从入门到精通
环境变量
ANDROID_HOME
E:Program Files (x86)AndroidSdk
JAVA_HOME
E:Program FilesJavajdk1.8.0_161
TOMCAT_HOME
E:Program FilesApache Software FoundationTomcat 8.5
MAVEN_HOME
E:Program FilesApache Software Foundationapache-maven-3.5.3-bin
MYSQL_HOME
C:Program FilesMySQLMySQL Server 5.7
CLASSPATH
.;%JAVA_HOME%libdt.jar;%JAVA_HOME%lib ools.jar;%TOMCAT_HOME%in;
Path
%JAVA_HOME%in
%JAVA_HOME%jrein
%TOMCAT_HOME%in
%TOMCAT_HOME%lib
%MYSQL_HOME%in
%MAVEN_HOME%in
%ANDROID_HOME% ools
%ANDROID_HOME%platform-tools
安装硬件支持
E:Program Files (x86)AndroidSdkextrasintelHardware_Accelerated_Execution_Managerintelhaxm-android.exe
--已失效
修改host文件
c:windowssystem32driversetc中的host文件，在末尾加上203.208.43.70 dl.google.com，保存即可。
解决连不上dl.google.com的问题
https://www.jianshu.com/p/8fb367a51b9f?utm_campaign=haruki&utm_content=note&utm_medium=reader_share&utm_source=weixin_timeline
http://ip.chinaz.com/ ip查询
解决javac命令提示不是内部或外部命令
JAVA_HOME
E:AndroidPlugInsJavaJdk
不需要配置ClassPath
要加斜杠
%JAVA_HOME%in
%JAVA_HOME%lib
%JAVA_HOME%jrein
https://blog.csdn.net/zeternityyt/article/details/79655150
https://blog.csdn.net/yanbober/article/details/45306483