关于 swift 中的open ,public ,fileprivate,private, internal的区别 以下按照修饰关键字的访问约束范围 从约束的限定范围大到小的排序进行说明 open,public,fileprivate,private,internal 这几个修饰词的作用是用于修饰访问级别的. open,public 对应的级别是该模块或者是引用了该模块的模块可以访问 即 a belong to A , B import A 这两种情况都可以对 a进行访问 public: 类用p
好几个月没写博客了,一直在赶项目.项目现在终于处于稳定的状态,只是修修改改.作为后台程序员的我真是苦逼啊,从web到手机端接口我都得写,杂七杂八的事情...这两天终于闲下来了,没事儿看了一下关于js日期的一些函数,突然想到了日历控件,于是试着写了一个,作为后台程序员的我水平有限,大家抱着学习的态度看看我写的这个例子吧... 首先一个常用的日期函数:Date(year,month,day) var date=new Date(); 获取年份 var year=thi
https://github.com/musicode/test/issues/5 Mac 自带 php-fpm,在终端执行 php-fpm,会报如下错误: ERROR: failed to open configuration file '/private/etc/php-fpm.conf': No such file or directory (2) ERROR: failed to load configuration file '/private/etc/php-fpm.conf' ER
Calendar是一个抽象类,抽象类java.util.Calendar 不可以通过new来获取一个实例,可以通过类方法getinstance()获取此类型的一个通用的对象 ①用法: Calendar lendar=Calendar.getInstance(); int year=2015; int month=12; int day=21; calendar.set(year,month,day); ②获取当天的年与日:月份从零开始 我们可以使用此方法get()获取对应的年月日.用法如下: (
#include<iostream> using namespace std; class A{ public: int* getPointer(){ return &m; } void out(){ cout<<"m = "<<m<<endl; } private: int m; }; int main(){ int *p = nullptr; A a; p = a.getPointer(); *p = ; a.out(); }
Text Last week I went to the theatre. I had a very good seat. The play was very intersting. I did not enjoy it. A young man and a young woman were sitting behind me. They were talking loudly. I got very angry. I could not hear the actors. I turned ro
