<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[nlslzf的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/nlslzf</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; nlslzf]]></copyright><item><title><![CDATA[一网打尽当下NoSQL类型、适用场景及使用公司]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84693245</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84693245</guid><author>nlslzf</author><pubDate>Sun, 28 Dec 2014 20:56:49 +0800</pubDate><description><![CDATA[一网打尽当下NoSQL类型、适用场景及使用公司
http://www.youkuaiyun.com/article/2014-12-26/2823328
对比传统关系型数据库，NoSQL有着更为复杂的分类——键值、面向文档、列存储以及图数据库。这里就带你一览NoSQL各种类型的适用场景及一些知名公司的方案选择。
  


在过去几年，关系型数据库一直是数据持久化的唯一选择，数据工作者考虑的也只是在...]]></description><category></category></item><item><title><![CDATA[国外程序员整理的 C++ 资源大全]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84692931</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84692931</guid><author>nlslzf</author><pubDate>Thu, 25 Dec 2014 20:28:26 +0800</pubDate><description><![CDATA[
http://www.youkuaiyun.com/article/1970-01-01/2822269
关于 C++ 框架、库和资源的一些汇总列表，由 fffaraz发起和维护。
内容包括：标准库、Web应用框架、人工智能、数据库、图片处理、机器学习、日志、代码分析等。
 
标准库

C++ Standard Library：是一系列类和函数的集合，使用核心语言编写，也是C++ISO自身标准...]]></description><category></category></item><item><title><![CDATA[Four solutions to the LazyInitializationException ]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84610337</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84610337</guid><author>nlslzf</author><pubDate>Sat, 28 Jun 2014 11:57:22 +0800</pubDate><description><![CDATA[
from http://www.javacodegeeks.com/2012/07/four-solutions-to-lazyinitializationexc_05.html
http://www.javacodegeeks.com/2012/07/four-solutions-to-lazyinitializationexc.html
 
In the post today we w...]]></description><category></category></item><item><title><![CDATA[别样解释云计算，太TM天才跨界了]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84530707</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84530707</guid><author>nlslzf</author><pubDate>Tue, 25 Feb 2014 09:41:30 +0800</pubDate><description><![CDATA[
http://mp.weixin.qq.com/s?__biz=MjM5NzA1MTcyMA==&amp;amp;mid=200047232&amp;amp;idx=1&amp;amp;sn=a43eaf0d742b9eda1c58e842b66d89fe&amp;amp;scene=3#rd
 


技术人员怎么也讲不清楚的云计算，咱们的高级总监曾经就是这样和政府领导普及云计算和智慧城市知识的，却都听懂了：
 
...]]></description><category></category></item><item><title><![CDATA[Writing Great Unit Tests: Best and Worst Practices]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84512969</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84512969</guid><author>nlslzf</author><pubDate>Tue, 17 Dec 2013 16:42:36 +0800</pubDate><description><![CDATA[
http://blog.stevensanderson.com/2009/08/24/writing-great-unit-tests-best-and-worst-practises/
 
This blog post is aimed at developers with at least a small amount of unit testing experience. If you...]]></description><category></category></item><item><title><![CDATA[Build, Install, Configure and Run Apache Hadoop 2.2.0 in Microsoft Windows OS]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84510659</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84510659</guid><author>nlslzf</author><pubDate>Mon, 09 Dec 2013 11:17:53 +0800</pubDate><description><![CDATA[
http://www.srccodes.com/p/article/38/build-install-configure-run-apache-hadoop-2.2.0-microsoft-windows-os
 
Good news for Hadoop developers who want to use Microsoft Windows OS for their developmen...]]></description><category></category></item><item><title><![CDATA[OpenSceneGraph概述]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84510355</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84510355</guid><author>nlslzf</author><pubDate>Sat, 07 Dec 2013 19:26:01 +0800</pubDate><description><![CDATA[
一. OSG组件
   OSG 运行时文件由一系列动态链接库（或共享对象）和可执行文件组成。这些链接库可分为以下五大类：     1.　OSG 核心库。    2.　NodeKits。    3.　OSG 插件。    4.　互操作库。    5.　不断扩展中的程序和示例集。二. OSG核心库
    OSG 核心库提供了用于场景图形操作的核心场景图形功能、类和方法；主要包含一下四个链接库：...]]></description><category></category></item><item><title><![CDATA[hadoop的超时设置]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84445912</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84445912</guid><author>nlslzf</author><pubDate>Sun, 23 Jun 2013 11:47:24 +0800</pubDate><description><![CDATA[
from http://blog.163.com/zhengjiu_520/blog/static/3559830620130510443956/
 
最近在测试mysql往HDFS备份的性能问题，发现对mysql执行xtrabackup进行限速之后经常出现HDFS写入不正常的情况。
    1. 错误如下：
 11/10/12 10:50:44 WARN hdfs.DFSClient:...]]></description><category></category></item><item><title><![CDATA[Redis 起步]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84427131</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84427131</guid><author>nlslzf</author><pubDate>Mon, 06 May 2013 15:00:26 +0800</pubDate><description><![CDATA[
http://www.cnblogs.com/shanyou/archive/2012/01/28/2330451.html
dis和JQuery一样是纯粹为应用而产生的，这里记录的是在CentOS 5.7上学习入门文章：
1.Redis简介
 Redis是一个key-value存储系统。和Memcached类似，但是解决了断电后数据完全丢失的情况，而且她支持更多无化的value类型，除了...]]></description><category></category></item><item><title><![CDATA[一次只做一件事情的魔力]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84421267</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84421267</guid><author>nlslzf</author><pubDate>Sat, 20 Apr 2013 13:30:54 +0800</pubDate><description><![CDATA[前言：如何集中自己的注意力在一件事情上？本文对管理者与个人贡献者都提出了很好的建议。简单来说，好文一篇。：）　　http://blogs.hbr.org/schwartz/2012/03/the-magic-of-doing-one-thing-a.html　　Inspiration: focus, focus, and focus, then, Take A Break.　　本文开篇提出了一个问...]]></description><category></category></item><item><title><![CDATA[ Linux下查看.so和可执行文件是否debug编译 ]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84408409</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84408409</guid><author>nlslzf</author><pubDate>Fri, 15 Mar 2013 16:07:57 +0800</pubDate><description><![CDATA[
http://blog.chinaunix.net/uid-20738531-id-3053452.html
readelf -S libxxx.so |grep debug
 &amp;lt;!--EndFragment--&amp;gt;
]]></description><category></category></item><item><title><![CDATA[咋不回答呢？]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84398363</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84398363</guid><author>nlslzf</author><pubDate>Mon, 04 Mar 2013 16:57:52 +0800</pubDate><description><![CDATA[
象象：“刘~胜~”
我：......
象象：咋不回答呢？
我石化
]]></description><category></category></item><item><title><![CDATA[需要同时设置 noatime 和 nodiratime 吗？]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84394240</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84394240</guid><author>nlslzf</author><pubDate>Sat, 23 Feb 2013 16:17:27 +0800</pubDate><description><![CDATA[
http://www.vpsee.com/2010/04/no-need-to-set-noatime-and-nodiratime-at-the-same-time/
相信对性能、优化这些关键字有兴趣的朋友都知道在 Linux 下面挂载文件系统的时候设置 noatime 可以显著提高文件系统的性能。默认情况下，Linux ext2/ext3 文件系统在文件被访问、创建、修改等的时候记录下了文...]]></description><category></category></item><item><title><![CDATA[linux RamDisk 使用简介]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84394238</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84394238</guid><author>nlslzf</author><pubDate>Sat, 23 Feb 2013 16:14:48 +0800</pubDate><description><![CDATA[
http://linux.chinaunix.net/techdoc/beginner/2008/01/29/977725.shtml
linux RamDisk 使用简介1、Ram Disk介绍1.1   什么是Ram DiskRam Disk 就是将内存中的一块区域作为物理磁盘来使用的一种技术。对于用户来说，可以把RAM disk与通常的硬盘分区（如/dev/hda1）同等对待来使用。1....]]></description><category></category></item><item><title><![CDATA[linux下的抓包工具tcpdump]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84394179</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84394179</guid><author>nlslzf</author><pubDate>Sat, 23 Feb 2013 11:03:53 +0800</pubDate><description><![CDATA[
linux下的抓包工具tcpdump http://www.2cto.com/os/201202/120561.html 这篇讲linux下的抓包工具。 抓包工具比较好用的有两个，一个是snort，一个是tcpdump，这次不说snort了，觉得这个工具虽然很强大，但是比较复杂，还是tcpdump比较简单。tcpdump windows、linux版本均有。linux版本可以在以下网站下载：ww...]]></description><category></category></item><item><title><![CDATA[linux打开和关闭端口]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84394171</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84394171</guid><author>nlslzf</author><pubDate>Sat, 23 Feb 2013 10:40:25 +0800</pubDate><description><![CDATA[

http://hi.baidu.com/glaciya_sky/item/2ca1a70271650a38f3eafced


查看哪些端口被打开  netstat -anp 关闭端口号:iptables -A INPUT -p tcp --dport 端口号-j DROP                  iptables -A OUTPUT -p tcp --dport 端口号-j...]]></description><category></category></item><item><title><![CDATA[Java中Object类的wait()和notify()方法怎么使用]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84390552</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84390552</guid><author>nlslzf</author><pubDate>Tue, 12 Feb 2013 18:28:25 +0800</pubDate><description><![CDATA[
http://wenwen.soso.com/z/q129287952.htm
看一个生产者-消费者问题
class Test
{
	public static void main(String[] args)
	{
		Queue q=new Queue();
		Producer p=new Producer(q);
		Consumer c=new Consumer(q);...]]></description><category></category></item><item><title><![CDATA[气质的培养]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84387474</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84387474</guid><author>nlslzf</author><pubDate>Wed, 30 Jan 2013 17:42:43 +0800</pubDate><description><![CDATA[
http://blog.youkuaiyun.com/chenji001/article/details/5313086
一：沉稳     （1）不要随便显露你的情绪。     （2）不要逢人就诉说你的困难和遭遇。     （3）在征询别人的意见之前，自己先思考，但不要先讲。     （4）不要一有机会就唠叨你的不满。     （5）重要的决定尽量有别人商量，最好隔一天再发布。     （6）讲话不要有任...]]></description><category></category></item><item><title><![CDATA[java通过jni调用c++底层库，c++ core dump导致java崩溃]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84382528</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84382528</guid><author>nlslzf</author><pubDate>Thu, 17 Jan 2013 13:25:10 +0800</pubDate><description><![CDATA[
最近遇到这个问题，整理一些相关的帖子，目前暂时没有特别好的解决方案
http://stackoverflow.com/questions/9645849/jni-native-dll-not-returning-jobjectarray-crashes-vm
]]></description><category></category></item><item><title><![CDATA[linux追查网络问题]]></title><link>https://blog.youkuaiyun.com/nlslzf/article/details/84375585</link><guid>https://blog.youkuaiyun.com/nlslzf/article/details/84375585</guid><author>nlslzf</author><pubDate>Thu, 03 Jan 2013 17:50:30 +0800</pubDate><description><![CDATA[ethtool +网卡 可以查看网卡的属性


dmesg | grep 可以查看网卡的一些日志
可以通过dmesg | grep -i +网卡

lspci 可以查看型号




 ]]></description><category></category></item></channel></rss>