Error 2 error C2784: 'bool std::operator <(const std::_Tree<_Traits> &,const std::_Tree<_Traits> &)' : could not deduce template argument for 'const std::_Tree<_Traits> &' from 'const std::string' c:\program files (x86)\mi…

error C2784: 'bool std::operator <(const std::_Tree<_Traits> &,const std::_Tree<_Traits> &)' : could not deduce template argument for 'const std::_Tree<_Traits> &' from 'const std::string' 解决:头文件添加#include <string>…

Sometime we want to set a default or fallback value when network request failed. http$ .pipe( map(res => Object.values['payload']), shareReplay(), catchError(err => of([])) // return an empty value ); Sometime we want to just throw the error again:…

我自己的mfc的demo要转换编译环境出现以下编译错误: VS2010编译错误:fatal error C1189: #error : This file requires _WIN32_WINNT to be #defined at least to 0x0403...的解决方法 在google中找到解决办法, _WIN32_WINNT这个宏对应定义的系统的版本号,如果太低的话,编译器就会认为代码无法在当前的系统上编译. 说了原因,下面是修改方法,就是在stdafx.h文件中修改相关的定义,修…

原文链接:http://blog.csdn.net/danelumax2/article/details/9172465有修改! 一:关于Pcl和WIndef的冲突: 1. 错误输出 ./zlibrary/ui/src/win32/w32widgets/W32VBorderBox.cpp(114) : error C2589: "(": "::"右边的非法标记     ./zlibrary/ui/src/win32/w32widgets/W32VBorderBox.…

环境:ambari2.3,centos7,sqoop1.4.6 问题描述:通过ambari安装了sqoop,又添加了oracle驱动配置,如下: 保存配置后,重启sqoop报错:http://hdp01:8080/resources//oracle-jdbc-driver.jar due to HTTP error: HTTP Error 404: Not Found 解决办法: 上传oracle驱动ojdbc6.jar到hdp01的 /var/lib/ambari-server/resourc…

MDK st-link下载STM32程序出现Internal command error和Error:Flash download failed. Target DLL   是因为目标板的芯片处于休眠的状态,在尝试连接目标板时候也会出现报错Internal command error Flash download failed target dll has been can的现象,解决办法是使目标板退出休眠,即按住reset键再下载程序,看到USB通讯灯闪后一小会儿(自己把握)后放开reset就…

Error:CreateProcess error=216, This version of %1 is not compatible with the version of Windows you're running. Check your computer's system information to see whether you need a x86 (32-bit) or x64 (64-bit) version of the program, and then contact t…

mysql报错Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist 2013-11-27 10:07 40329人阅读 评论(4) 收藏 举报 本文章已收录于:   .embody { padding: 10px 10px 10px; margin: 0 -20px; border-bottom: solid 1px #ededed } .embody_b { margin: 0;…

mysql 启动总是报错: 错误日志中显示: [ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist 表不存在,肯定指定目录datadir错了 vi /etc/my.cnf 确认一下datadir 是不是你指定的目录 然后确认这个目录下是否有mysql 数据库文件 没有的话 或不存在的话 可以执行mysql目录下 scripts 下的mysql_install_db 重…