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PHP 字符串 操作符<<< 使用的注意事项
在看《深入PHP和JQeury开发》过程中,遇到字符串 操作符HeredocA third way to delimit strings is the heredoc syntax: <<<. After this operator, an identifier is provided, the.....
分类:Web程序   时间:2014-10-31 11:22:45    阅读次数:173
A Tour of Go Channels
Channels are a typed conduit through which you can send and receive values with the channel operator,<-.ch <- v // Send v to channel ch.v := <-ch ...
分类:其他好文   时间:2014-10-29 01:49:32    阅读次数:155
ural 1907 Coffee and Buns
1907. Coffee and BunsTime limit: 1.0 secondMemory limit: 64 MBPlanet Ataraxia is known for its education centers. The people who are expected to take ...
分类:其他好文   时间:2014-10-28 21:18:29    阅读次数:318
C# - as
?? You can use the as operator to perform certain types of conversions between compatible reference types or nullable types. The as operator is like a cast operation. However, if the conversion i...
分类:Windows程序   时间:2014-10-28 20:10:04    阅读次数:272
Using switch statements and the ternary operator
和JSswitch的语法一样?Switch Statements and the Ternary Operator are alternatives to if-else control structures for making decisions. The basic structure of ...
分类:其他好文   时间:2014-10-28 15:31:00    阅读次数:286
函数调用运算符重载
如果类重载了函数调用运算符,则我们可以像使用函数一样使用该类的对象。因为这样的类同时也能存储状态,所以与普通函数相比它们更加灵活。例如:struct absInt{ int operator()(int val) const{ return val<0?-val:val; ...
分类:其他好文   时间:2014-10-27 12:22:14    阅读次数:181
hdu--4576--概率dp<见过最简单的概率dp>
看到 expected possibility 一下子 又觉得是概率dp了..这题 也的确是了但做的狠无语啊 尝试了2种 一个是TLE 一个是AC 但也要花掉了3000多ms。。而且 我也觉得这两种 区别不大啊 思想是一样的 就是处理上有点区别..应该是第二种TLE的故意被卡了时间吧 my gues...
分类:其他好文   时间:2014-10-26 22:47:42    阅读次数:204
leetcode - Merge Intervals
Given a collection of intervals, merge all overlapping intervals. For example, Given [1,3],[2,6],[8,10],[15,18], return [1,6],[8,10],[15,18]. bool operator < (const Interval &a, const Interval...
分类:其他好文   时间:2014-10-26 15:41:16    阅读次数:157
c++ 模板参数做容器参数,迭代器报错 vector<T>::const_iterator
错误如下:templatevoid temp(std::vector& container){ std::vector::const_iterator p; //error: expected ‘;’ before ‘p’ for(p = container.begin(); p != contai...
分类:编程语言   时间:2014-10-25 22:51:55    阅读次数:217
成员函数中调用构造析构函数
示例如下:class MyClass{public: MyClass(int a) : _a(a) { } MyClass(const MyClass& rhs){ new(this)MyClass(rhs._a); // placement new } MyClass & operator = (...
分类:其他好文   时间:2014-10-25 22:51:21    阅读次数:180
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