Jamishon

C++ primer (第五版)对volatile的解释是：volatile的确切含义和当前的机器有关，当对象在程序控制或检测之外的可能会被改变时，如果不希望这种改变，可以将变量声明为volatile

https://cmake.org/cmake/help/latest/

I met the same problem, did any one solve this ?

问题解决了没？我以前也出现过类似的情况，原因是openGl ES，shader渲染脚本或对应矩阵没有设置好

I met the same problem . java.lang.RuntimeException: Unable to start activity ComponentInfo{cn.wywk.yiot/cn.wywk.yiot.device.bluetooth.BleActivity}: java.lang.reflect.UndeclaredThrowableException at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3993) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4173) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:114) at android.app.servertransaction.TransactionExecutor.executeNonLifecycleItem(TransactionExecutor.java:231) at android.app.servertransaction.TransactionExecutor.executeTransactionItems(TransactionExecutor.java:152) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:93) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2595) at android.os.Handler.dispatchMessage(Handler.java:107) at...

Code is the best document.

It seems no one solve this problem until now.

你们也碰到这样的问题了吗？我也在看：切换音轨，暂停播放点击快进，暂停播放拖动进度条点击播放，以上三个场景都会碰到进度异常的问题