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【Leetcode】Generate Parentheses in JAVA
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a solution set is: "((()))", "(()())", "(())()", "()(())", "()()...
分类:编程语言   时间:2014-11-29 10:32:48    阅读次数:177
登录不了路由器恢复办法
1,在本机上开服务器,然后用wget,把wr703XXX.bin下载到/tmp或者用winscp登陆,将原厂固件wr703XXX.bin上传到路由器的tmp目录下2,使用putty的ssh登陆路由器,用户名密码你自己知道(或第一次可用telnet登录)输入:mtd -r write /tmp/wr7...
分类:其他好文   时间:2014-11-29 07:06:21    阅读次数:156
spark job运行参数优化
一、问题 使用spark join两张表(5000w*500w)总是出错,报的异常显示是在shuffle阶段。14/11/27 12:05:49 ERROR storage.DiskBlockObjectWriter: Uncaught exception while reverting par.....
分类:其他好文   时间:2014-11-28 22:45:03    阅读次数:285
什么是write-allocate policy?
在有cache的单机系统中,通常有两种写策略:write through和write back。这两种写策略都是针对写命中(write hit)情况而言的:write through是既写cache也写main memory;write back是只写cache,并使用...
分类:其他好文   时间:2014-11-28 20:15:21    阅读次数:375
json.net xml转换为json格式时,如何将指定节点转换成数组
using System.Xml.Linq; using Newtonsoft.Json; Response.ContentType = "application/json"; XDocument xdoc = XDocument.Load(path); Response.Write(JsonC.....
分类:编程语言   时间:2014-11-28 18:03:08    阅读次数:335
【leetcode】 Search a 2D Matrix (easy)
Write an efficient algorithm that searches for a value in anmxnmatrix. This matrix has the following properties:Integers in each row are sorted from l...
分类:其他好文   时间:2014-11-28 15:48:59    阅读次数:141
[LeetCode] Intersection of Two Linked Lists 求两个链表的交点
Write a program to find the node at which the intersection of two singly linked lists begins.For example, the following two linked lists:A: a...
分类:其他好文   时间:2014-11-28 15:42:37    阅读次数:113
How to setup CI development environment in Linux
In the past 2 days, I setup a CI development environment in Linux: Git + Jenkins + Maven(Nexus)  + Tomcat I write the steps down to keep memo. Pre-installed software: 1. Java: I use JDK1.8.0_25 ...
分类:系统相关   时间:2014-11-28 14:28:51    阅读次数:464
转:Bullet物理引擎不完全指南(Bullet Physics Engine not complete Guide)
write by 九天雁翎(JTianLing) -- blog.csdn.net/vagrxie讨论新闻组及文件前言 Bullet据称为游戏世界占有率为第三的物理引擎,也是前几大引擎目前唯一能够找到的支持iPhone,开源,免费(Zlib协议,非常自由,且商业免费)的物理引擎,但是文档资料并不是很...
分类:其他好文   时间:2014-11-28 14:18:30    阅读次数:354
UVA - 10344
Problem I23 Out of 5Input:standard inputOutput:standard outputTime Limit:1 secondMemory Limit:32 MBYour task is to write a program that can decide whe...
分类:其他好文   时间:2014-11-28 14:10:25    阅读次数:157
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