using namespace std; template<typename T> // 或者 template<class T> T my_max(T a, T b) { return a>b ? a : b; } int main() { int nresult = my_max(10, 25); char nresult2 = my_max('a', 'b'); cout << "nresult=" << nresult << "\nnresult2=" << nresult2 <...
options =OptionParser()"""Global options object.All defined options are availableasattributes onthisobject."""def define(name,default=None, type=None, help=None, metavar=None, multiple=False, group=None, callback=None):"""Defines an option in the global namespace.See `OptionParser.define`."...
#include<iostream>usingnamespacestd;enumAnimal { DOG, CAT, BIRD };voidprintAnimal(Animal animal){switch(animal) {caseDOG:std::cout<<"This is a DOG."<<std::endl;break;caseCAT:std::cout<<"This is a CAT."<<std::endl;break;caseBIRD:std::cout<<"This is a BIRD."<<std::endl;break...
Yii2的定时任务可以有两种写法,原理都是通过服务器的定时任务去调用 1.通过调用指定的URL访问 就相当于在浏览器中访问 2.通过console调用 下面我们就来说说Console 是如何实现定时任务的 一、首先在创建Controlle 并继承 yii\console\Controller; <?php namespace console\controllers; use y... ...
使用matplotlib在python中绘图? 使用"this"和方法(在Java中) 在Oracle中强制使用索引 在Vuejs 2.0中使用"this“ SUMIF在Excel中的使用 在as中快速使用AnyClass对象? 在vista中避免使用UAC 在JavaScript中同步使用setTimeout 页面内容是否对你有帮助? 有帮助 ...
In the above program, we demonstrate the use of#definemacro. Here we defined a macroPRINT_MSG_TYPE1at the top in our program. Then we checked defined macros in theMain()method. Here we definedPRINT_MSG_TYPE1macro but we did not definePRINT_MSG_TYPE2macro that's why the message "Print...
For every Pydantic model usingBaseLanguageModel, the current fix from#28297added a.model_rebuild()call and imported the missing symbols. While this works, this is quite confusing as is. The reason it works ismodel_rebuild()will use the module namespace where is it called to resolve annotation...
if 'anext' not in builtins.__dict__: # pragma: no cover doctest_namespace['anext'] = py_anext mocker.patch('logging.basicConfig') caplog.set_level(logging.NOTSET) doctest_namespace['SYSTEM_INSTALL_PATH'] = monkeypatch_systemd[0] doctest_namespace['USER_INSTALL_PATH'] = monkeypatch...
在C语言中,`#define`是一个预处理指令,用于定义宏。在这个问题中,我们关注的是"#define FOO FOO"这个语句的意义。 这个语句定义了一个名为FOO的宏,它的值是FOO。这种定义在...
usingnamespacestd;classA {public:intm; A() { m=1; printf("A.m=%d\n",this->m); }voidprint() { printf("%d\n",this->m); } };classB:publicA {public:intm; B() { m=2; printf("B.m=%d\n",this->m);} };int_tmain(intargc, _TCHAR*argv[]) ...