The result of the election has not been___.A.announcedB.declaredC.claimedD.maintained 答案 A announced “宣布”,指首次宣布人们所关心的事情,有预告的意思;B.“宣告”,指正式就某事公开地做明确直率的说明;C.“声称”或“认领”;D.“保持,维持,继续”。 结果二 题目 The result of ...
'mainwindow' has not been declared意思 'mainwindow'hasnotbeendeclared意思 'mainwindow'hasnotbeendeclared是一个编程错误信息,它意味着在当前的代码作用域或上下文中,mainwindow这个标识符(可能是一个变量、类、函数名等)没有被声明或定义。这个错误通常出现在以下几种情况:1.拼写或大小写错误:你可能在其他...
1.晚上使用 VScode 写代码,编译时出现如下报错信息 "error: ‘ostream’ has not been declared".编译无法通过. error: ‘ostream’ has not been declared//ostream 未声明 2.产生上述报错时,源文件中包含了头文件 iostream.笔者第一反应,是和 C 语言下出现类似报错时一样,认为可能没有包含对应声明了 ostream ...
A. announced B. declared C. claimed D. maintained 相关知识点: 试题来源: 解析 A 答案:A 解析:“宣布”,指首次宣布人们所关心的事情,有预告的意思; B.“宣告”,指正式就某事公开地做明确直率的说明;C.“声称”或“认领”;D.“保持,维持,继续” 题干评注:词义辨析 问题评注:词语辨析要求对所给的一...
A. announced B. declared C. claimed D. maintained 相关知识点: 试题来源: 解析 A announce宣布 ,指首次宣布人们所关心的事情 ,有预告的意思;declare宣告 ,指正式就某事公开地做明确直率的说明;claim声称 ,认领;maintain保持 ,维持 ,继续。根据句意选择A项。句意:选举结果还没有宣布。
首先要说明的是,工程代码没有任何错误,因为通过错误信息可以看出,出错的位置都是系统的头文件。查阅资料后知道,出现此类错误是由于GCC的C语言扩展与C标准产生了冲突。 寻找出错的原因:进入到工程目录下,在debug目录下Eclispe已经自动生成了Makefile,在终端上进入此目录,输入make命令,得到编译输出的更相信的信息,在第一...
/home/ros/RobCode/mobot/src/mobot/src/send_client.cpp:38:13: error: ‘rclcpp::executor’ has not been declared 38| rclcpp::executor::FutureReturnCode::SUCCESS) | ^~~~ make[2]: *** [CMakeFiles/send_client.dir/build.make:63:CMakeFiles/send_client.dir/src/send_client.cpp.o] 错误1...
::strncasecmp not declared in this scope: You have to include and remove the "::" ::_fullpath not declared in this scope: I never had to perform the operation of finding a full path, so this one is the one I am the least sure of. But anyway, since I couldn't simply remove ever...
/home/ros/RobCode/mobot/src/mobot/src/send_client.cpp:38:13: error: ‘rclcpp::executor’ has not been declared38|rclcpp::executor::FutureReturnCode::SUCCESS)|^~~~ make[2]: ***[CMakeFiles/send_client.dir/build.make:63:CMakeFiles/send_client.dir/src/send_client.cpp.o]错误1make[1]...