MQTT协议 概要 为物联网而生,物联网(Internet of Things,IoT)最近曝光率越来越高。虽然HTTP是网页的事实标准,不过机器之间(Machine-to-Machine,M2M)的大规模沟通需要不同的模式:之前的请求/回答(Request/Response)模式…
VC中 MSDN中: Remarks Assists in finding memory leaks. You can use DEBUG_NEW everywhere in your program that you would ordinarily use the new operator to allocate heap storage. In debug mode (when the _DEBUG symbol is defined), DEBUG_NEW keeps tr…
Vue中:error ‘XXXXX‘ is not defined no-undef解决办法 语法没错居然报错了解决方法:拓展 语法没错居然报错了 解决方法: 在使用vue的时候,使用一个全局变量,ESLint的语法会出现ESLint: ‘Aliplayer’ is not defined. (no-unde…