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LeetCode Evaluate Reverse Polish Notation
class Solution {public: int evalRPN(vector &tokens) { int len = tokens.size(); if (len stack; for (int i=0; i= '0' && p[0] 1...
分类:其他好文   时间:2014-07-22 22:45:14    阅读次数:184
添加nginx为系统服务(service nginx start/stop/restart)
1、在/etc/init.d/目录下编写脚本,名为nginx #!/bin/sh  #  # nginx - this script starts and stops the nginx daemon  #  # chkconfig:   - 85 15  # description: Nginx is an HTTP(S) server, HTTP(S) reverse \  ...
分类:其他好文   时间:2014-07-22 22:39:13    阅读次数:321
【leetcode刷题笔记】Reverse Nodes in k-Group
Given a linked list, reverse the nodes of a linked listkat a time and return its modified list.If the number of nodes is not a multiple ofkthen left-o...
分类:其他好文   时间:2014-07-22 22:35:53    阅读次数:230
Scale horizontally和Scale vertically
Methods of adding more resources for a particular application fall into two broad categories: horizontal and vertical scaling.[5] To scale horizontally (or scale out) means to add more nodes to a s...
分类:其他好文   时间:2014-07-22 22:33:55    阅读次数:397
POJ 2993 Emag eht htiw Em Pleh 模拟
Emag eht htiw Em Pleh Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 2661   Accepted: 1778 Description This problem is a reverse case of the problem 2996....
分类:其他好文   时间:2014-07-22 14:34:04    阅读次数:230
LeetCode "Plus One"
The trick is, we can work on a reversed vector - learnt from EPI.class Solution {public: vector plusOne(vector &digits) { std::reverse(digit...
分类:其他好文   时间:2014-07-22 00:33:36    阅读次数:223
STL源码剖析 容器 stl_list.h
list ---------------------------------------------------------------------- ??为什么很多在算法库里有的算法还要在类的成员函数里重新实现一遍? -->1.因为算法库里的是通用的,对于具体的类来说效率不高。 比如说 reverse 如果直接用 stl_algo.h 里的 reverse,会再调用 iter_swap, 而 iter_swap 的实现方法是借用临时变量来交换两个迭代器指向的元素,这样会调用 好几次构造函数、拷贝方法、析构...
分类:其他好文   时间:2014-07-22 00:27:35    阅读次数:357
[leetcode]Reorder List
Reorder ListGiven a singly linked listL:L0→L1→…→Ln-1→Ln,reorder it to:L0→Ln→L1→Ln-1→L2→Ln-2→…You must do this in-place without altering the nodes' val...
分类:其他好文   时间:2014-07-22 00:16:36    阅读次数:230
django错误-NoReverseMatch at /admin/
错误提示:NoReverseMatch at /admin/ Reverse for 'logout' with arguments '()' and keyword arguments '{}' not found.解决方式:将urls.py中(r'^admin/$', include(admin...
分类:其他好文   时间:2014-07-22 00:12:33    阅读次数:549
Binary Tree Zigzag Level Order Traversal
java很给力逆序用了Colletcions.reverse();/** * Definition for binary tree * public class TreeNode { * int val; * TreeNode left; * TreeNode right; ...
分类:其他好文   时间:2014-07-22 00:04:35    阅读次数:154
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