一、IntelliJ IDEA 激活码

下边这个 IDEA 激活码失效了的话，请关注微信公众号：全栈程序员社区，然后发送“ 激活码 ”即可获取最新且有效的。

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二、激活IDEA真的没必要非得花钱，没钱

idea版本之间的差异：

1. 社区版是免费的，但功能有限。Android studio是基于此版本定制的。
2. 终极版，充电，功能无限。
3. 终极版的免费版是免费的，功能无限，但需要每30天重新安装一次。