Android问题集锦之一：android java.io.IOException: Parent directory of file is not writable: /sdcard/...
<br />今天遇到这个错误，第一反应就是权限问题，搜索了下，<br />找到和WRITE相关的permission有以下几个：<br />WRITE_CALENDAR "android.permission.WRITE_CALENDAR" <br />WRITE_CONTACTS "android.permission.WRITE_CONTACTS" <br />WRITE_OW
