Nsuserdefaults setting bool value reset after bool only set loss problem

This article reprinted to http://blog.csdn.net/cerastes/article/details/38036875 nsuserdefaultsbool sync Synchronize invalid

Today, using Nsuserdefaults to save bool to restart, it is found that the bool value is not saved to

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1. Nsuserdefaults *ud = [Nsuserdefaults standarduserdefaults];
2. [UD setbool:_rememberusernamepassword forkey:@ "Rememberusernamepassword"];

Workaround

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1. [UD Synchronize];

Synchronization is required after Setup is complete

Nsuserdefaults setting bool value reset after bool only set loss problem