链接失效可以使用激活码。激活码不需要联网也可以开发。
idea 在注册时选择 License server ，填http://idea.iteblog.com/key.php ，然后点击激活。
激活码（有效）
2019年3月15日09:19:52 更新
注册码有效期为2019年3月10日至2020年3月11日
使用时需要将“0.0.0.0 account.jetbrains.com”添加到hosts文件中
连击三下全选：
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