我如何进行用户输入,让用户选择哪个厨师来准备食物? 在LINE33中,deliverer1.delivered(cook1, customer); cook1是一个固定的实例,但最好是一种表示cook1或cook2的变量 class DamascusShoarma {
static int Cooksnumber;
static int Deliverersnumber;
@SuppressWarnings("unused")
public static void main(String[] args) {
Cook cook1 = n
//this is main.cpp
#include <iostream>
#include "Cook.hpp"
using namespace std;
int main(void){
int l = Cook.get_life();
}
//this is cook.hpp
#ifndef HUNTER_H
#define HUNTER_H
class Cook
{
public:
int get_life(void);
private:
int life;
};
#endif
//this is cook.cpp
#incl
我创建了一个食谱支架,允许用户创建许多菜谱。我将user_id与控制器中的食谱相关联,但是标题和描述在rails数据库中显示为零。
class CookBooksController < ApplicationController
before_action :set_cook_book, only: [:show, :edit, :update, :destroy]
# GET /cook_books
# GET /cook_books.json
def index
@cook_books = CookBook.all
end
# GET
我尝试在Javascript和Jquery中设置和获取Cookies,但这两种方法都返回空。我的代码看起来是正确的,但我不知道为什么它对我不起作用。
cook.js
function setCookie(name,value,days) {
if (days) {
var date = new Date();
date.setTime(date.getTime()+(days*24*60*60*1000));
var expires = "; expires="+date.toGMTString();
}
我一直在尝试使用子查询来获得结果。我需要执行两个子查询,但是到目前为止我还没有得到结果。
以下查询将产生所需的结果:
SELECT x.responsible_cook_id, x.d
FROM (
SELECT
responsible_cook_id,
count(*) d
FROM orders
GROUP BY responsible_cook_id
ORDER BY count(*) ASC
) as x
WHERE x.responsible_cook_id IN (
SELECT ID
FROM
尝试测试新的来发布一个新的操作。
我在跟踪官方的
它说要发布一个动作,你可以用这篇文章
For example, sending a POST to:
https://graph.facebook.com/me/YOUR_NAMESPACE:cook
?recipe=OBJECT_URL&access_token=ACCESS_TOKEN
但在JS电话里。没有访问令牌
FB.api('/me/YOUR_NAMESPACE:cook' +
'?recipe=http://example.com/co
不知何故,我试图让用户选择哪个厨师必须准备食物。我已经创建了变量whichcook,并将其放在cook1曾经驻留的地方。但我不知道该怎么继续下去。我想让用户在"Jan de Vries“或"SinBad”之间进行选择以进行准备。因此,方法deliverer.delivered(whichcook, customer);继续使用所选的名称。我想如果必须使用instanceof,我猜,但不知道如何真正做到这一点。我知道如何进行用户输入和大小写等,这不是问题。更多的是关于如何隔离正确的实例!某人一个关键的建议?
java
package KebabStore;
public cl
我有一个熊猫样本数据框架如下:
df = pd.DataFrame({
'notes': pd.Series(['meth cook makes meth with purity of over 96%', 'meth cook is also called Heisenberg', 'meth cook has cancer', 'he is known as the best meth cook', 'Meth Dealer added chili powder to his batch', &
我正在学习Python教程-
class Pizza(object):
@staticmethod
def mix_ingredients(x, y):
return x + y
def cook(self):
return self.mix_ingredients(self.cheese, self.vegetables)
>>> Pizza().cook is Pizza().cook
False
>>> Pizza().mix_ingredients is Pizza.mix_ingredi