码迷,mamicode.com
首页 >  
搜索关键字:what would you like to drink    ( 38055个结果
里氏代换原则
若对于每一个类型S的对象o1,都存在一个类型T的对象o2,使得在所有针对T编写的程序P中,用o1替换o2后,程序P的行为功能不变,则S是T的子类型。What is wanted here is something like the following substitution property: I...
分类:其他好文   时间:2014-05-14 03:32:08    阅读次数:229
When to use Class.isInstance() & when to use instanceof operator?
I think the official documentation gives you the answer to this one (albeit in a fairly nonspecific way):This method is the dynamic equivalent of the ...
分类:其他好文   时间:2014-05-14 03:31:06    阅读次数:223
elasticsearch 相关
1、对elsasticsearch index的解释,What exactly is an index in Elasticsearch ?basic definitionAn index isdefinedas:An index is like a ‘database’ in a relation...
分类:其他好文   时间:2014-05-14 03:21:49    阅读次数:287
Linux系统管理员踢用户的方法
两种方法:1.使用pkill命令 1.1 通过who 或则 w 查看当前连接的用户 例如: w USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT jjony pts/0 xxx.xxx.xxx.xxx ...
分类:系统相关   时间:2014-05-12 01:32:34    阅读次数:410
仿Java的AtomicMarkableReference的AtomicMarkablePointer(C++)
1 //@author: Zou Xiaohang 2 //@describe: this class is like AtomicMarkableReference which is in java concurrent package. 3 // remember th...
分类:编程语言   时间:2014-05-12 01:24:20    阅读次数:504
Linux入门-进程、计划任务
w load average: 0.12, 0.09, 0.02 1,5,15分钟的负载情况,0.8以下为正常 JCPU 对应的用户执行命令所占用的cpu时间 PCPU 执行当前命令占用的cpu时间 WHAT ...
分类:系统相关   时间:2014-05-11 22:54:37    阅读次数:416
SPOJ 4487. Can you answer these queries VI splay
题目链接:点击打开链接 题意比较明显,不赘述。 删除时可以把i-1转到根,把i+1转到根下 则i点就在 根右子树 的左子树,且只有i这一个 点 #include #include #include #include using namespace std; #define N 300500 #define inf 10000000 #define L(x) tree[x].ch[0] #d...
分类:其他好文   时间:2014-05-11 21:05:52    阅读次数:365
HDU 4027 Can you answer these queries? 线段树裸题
题意: 给定2个操作 0、把区间的每个数sqrt 2、求和 因为每个数的sqrt次数很少,所以直接更新到底,用个标记表示是否更新完全(即区间内的数字只有0,1就不用再更新了) #include #include #include #include #include #include #include #include using namespace std; #define N 1000...
分类:其他好文   时间:2014-05-11 21:02:45    阅读次数:325
【LeetCode】Insert Interval
Given a set ofnon-overlappingintervals, insert a new interval into the intervals (merge if necessary).You may assume that the intervals were initially...
分类:其他好文   时间:2014-05-11 16:35:35    阅读次数:224
leetcode | Text Justification
Given an array of words and a length L, format the text such that each line has exactly L characters and is fully (left and right) justified.You shoul...
分类:其他好文   时间:2014-05-11 15:15:29    阅读次数:287
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!