Chapter 9 Exceptions and Interrupts 第9章 异常和中断 Interrupts and exceptions are special kinds of control transfer; they work somewhat like unprogrammed CALLs. They alter the normal program flow to handle external events or to report errors or exceptional
STM32F10xxx_异常与中断 [TOC] 更新记录 version status description date author V1.0 C Create Document 2018.10.27 John Wan status: C―― Create, A-- Add, M-- Modify, D-- Delete. 1.异常与中断的概念 对于几乎所有的微控制器,中断都是一种常见的特性.中断一般是由硬件(如外设和外部输入引脚)产生的时间,它会引起程序偏离正常的流程(如给外设提供服务)
在利用JavaScriptCore与H5交互时出现异常提示: This application is modifying the autolayout engine from a background thread, which can lead to engine corruption and weird crashes. This will cause an exception in a future release. 从字面意思看,是因为在后台线程修改了UI,于是乎开始验证 _weak