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前言CORS(CrossOriginResourceSharing)跨域资源共享,是一种允许当前域（domain）的资源（比如html/js/webservice）被其他域（domain）的脚本请求访问的机制，通常由于同域安全策略（thesameoriginsecuritypolicy）浏览器会禁止这种跨域请求。 如：a.c

1、Linux查看显卡信息：lspci|grepivga2、使用nvidiaGPU可以：lspci|grepinvidia!(https://oscimg.oschina.net/oscnet/36e7c7382fa9fe49068e7e5f8825bc67a17.png)前边的序号"00:0f.0"是显卡的代

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MyBatis的动态SQL是最令人喜欢的功能在了解动态SQL之前，你首先得知道一个表达式OGNL，这个是基础！!在这里插入图片描述(https://p3juejin.byteimg.com/toscnik3u1fbpfcp/71e4f99be1254c7

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