【error】'isnan' was not declared in this scope

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【error】'isnan' was not declared in this scope

error问题 'isnan' was not declared in this scope isnan在cmath中被取消宏定义: // These are possible macros imported from C99-land. #undef fpclassify #undef isfinite #undef isinf #undef isnan 使用的时候可以在isnan前加上std命名空间即可:…

laravel 【error】MethodNotAllowedHttpException No message

Symfony \ Component \ HttpKernel \ Exception \ MethodNotAllowedHttpException No message 报错原因[原理]CSRF防护: 在 web 路由文件中所有请求方式为PUT.POST或DELETE的HTML表单都会包含一个CSRF令牌字段,否则,请求会被拒绝解决办法: 在html表单提交中加入: {{csrf_field()}}或者 <input type="hidden" name="_t…

【Error】IOError: [Errno 22] invalid mode ('wb') or filename

错误描述: IOError: [Errno 22] invalid mode ('wb') or filename: 'C:\\Users\\Viral Patel\\Documents\\GitHub\\3DPhotovoltaics\\Data_Output\\Simulation_Data\\Raw_Data\\Raw_Simulation_Data_2014-03-24 17:21:20.545000.csv' 解决方案: 这个主要是文件名.路径中含有反转字符,具体请参照Naming F…

【ERROR】使用jquery的ajax出现error:readyState=4,status=500

使用jquery的ajax出现error:readyState=4,status=500,ajax代码如下: $.ajax({ url : "../toBeFinMisManage/showToBeFinMisNum.action?&_dc=" + new Date().getTime(), type : "get", cache : false, dataType: "json", data:{}, success :feedBackR…

【ERROR】ERROR: transport error 202: bind failed: Cannot assign requested address

异常信息: ERROR: transport error : bind failed: Cannot assign requested address ERROR: JDWP Transport dt_socket failed to initialize, TRANSPORT_INIT() JDWP exit error AGENT_ERROR_TRANSPORT_INIT(): No transports initialized [debugInit.c:] 如何解决: 将服务器/etc/h…

【ERROR】no matching function for call to 'std::basic_ifstream<char>::basic_ifstream

错误记录:QT中使用 no matching function for call to 'std::basic_ifstream<char>::basic_ifstream(QString&, const openmode&)' ifstream i_f_stream(fileName,ifstream::binary); ^ 没有匹配对. 看别人的:error: no matching function for call to 'std::basic_ifstream<…

【error】no type named ‘type’ in ‘class std::result_of<void

Q: std::thread fs_module(fs_process, prob_orig, fb_sz, line_num, probp, plabel, std::ref(confidence_level)) ; fs_module.detach(); A: I could compile your code successfully with MSVC2013. However, thread() works passing copies of its argument to the n…