The threads are fastened to somewhere hidden in his costumes. Many performers prefer to tie them onto their waistbands.
丝线则系在衣服的某个地方，但不能让别人看出来，很多人常常把它系在腰带上。
Is equivalent to a number of threads at the same time on a map data changes, there will be no memory conflict, what is the hidden problem?
难道就只有我一个觉得不会出错么？多线程修改数据只要不是同一个地方并不需要锁，楼主只要关键不变不增不减取出值修改应该是没问题的。
Is equivalent to a number of threads at the same time on a map data changes, there will be no memory conflict, what is the hidden problem?
难道就只有我一个觉得不会出错么？多线程修改数据只要不是同一个地方并不需要锁，楼主只要关键不变不增不减取出值修改应该是没问题的。
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