其实也没几篇... I am still too young. http://blog.csdn.net/greyqz 没什么东西,就别去翻了... 还是博客园好用,发博客不用审核,CSDN审核不好玩…

震惊,新的功能:可以按Ctrl + F 进行关键字查询. \(update\) on 10.26:把这两个月的日报也加入进去了,并且修复了几个错误. 本文会把小编用过的博客和比较好的博客放在这里. 可能分类不是很好. \(update\) on 10.9: 突然发现未公开,现在公开了. 关于我原来的博客,给一个博客链接吧. 图论 用最通俗的语言让你学会网络流 SPFA算法教学 初探tarjan算法(求强连通分量) dijkstra 详解 最大流与Dijkstra做费用流 浅析最近公共祖先(LCA…

这几年来,蛮多小伙伴都给我发邮件拿PDF版本号. 几年前写的文章格式什么的实在是太粗糙.近期我把全部的文章都整理了一下.事实上该想法已经早就有了,仅仅是近期才開始空暇.如今我把全部的文章整理好了以后上传到了CSDN和百度云盘分享给大家.把附件里面的再贴一遍. CSDN地址:http://download.csdn.net/detail/lightseed/9415686  百度云地址:http://pan.baidu.com/s/1bpakR63 Hi 今天(2016年1月23日),[我所认知的…

/// the original blog is http://www.cnblogs.com/tmzbot/p/5579020.html , automatic crawling without link to original blog is unallowed. 判定 + 寻找一组解 (感觉这个东西挺有意思的记录一下..) /// the original blog is http://www.cnblogs.com/tmzbot/p/5579020.html , automatic cr…

Lots of bioinformatics software are based on perl. Some of them, for example, Circos, NGS toolkit... are written in perl and need certain perl packages. One of the most important one and the most tough one is GD! It is really hard to install GD!!!! I…

Kaggle Competition Past Solutions We learn more from code, and from great code. Not necessarily always the 1st ranking solution, because we also learn what makes a stellar and just a good solution. I will post solutions I came upon so we can all lear…

前言 之前有关EF并发探讨过几次,但是呢,博主感觉还是有问题,为什么会觉得有问题,其实就是理解不够透彻罢了,于是在项目中都是用的存储过程或者SQL语句来实现,利用放假时间好好补补EF Core并发的问题,本文比较长,请耐心点看. EntityFramework Core并发初级版初探 关于并发无非就两种:乐观并发和悲观并发,悲观并发简言之则是当客户端对数据库中同一值进行修改时会造成阻塞,而乐观并发则任何客户端都可以对可以对数据进行查询或者读取,在EF Core中不支持悲观并发,结果则产生并发冲突…

前言 之前有关EF并发探讨过几次,但是呢,博主感觉还是有问题,为什么会觉得有问题,其实就是理解不够透彻罢了,于是在项目中都是用的存储过程或者SQL语句来实现,利用放假时间好好补补EF Core并发的问题,本文比较长,请耐心点看. EntityFramework Core并发初级版初探 关于并发无非就两种:乐观并发和悲观并发,悲观并发简言之则是当客户端对数据库中同一值进行修改时会造成阻塞,而乐观并发则任何客户端都可以对可以对数据进行查询或者读取,在EF Core中不支持悲观并发,结果则产生并发冲突…

前言 一.总体策略 一些常见抓取数据的例子.三步走: 抓取数据并存储 <---- 数据处理 数据展示 二.学习资源 首先,通过Beautiful Soup抓取数据 from http://www.worldbank.org/en/country 然后,深入“Python爬虫”课程表,主要参考:http://cuiqingcai.com/1052.html 三.代码仓库 一些python脚本,例如:从主流媒体网站爬下文章:https://github.com/greatgeekgrace/pyth…

转自:http://www.aidanfinn.com/?p=13090 Remember that Microsoft licenses its servers at the physical level, not the VM level, so no matter what hypervisor you are using, the licensing is exactly the same. I am not answering any more questions on this po…

转:https://github.com/IAIK/meltdown Meltdown Proof-of-Concept What is the difference between Meltdown and Spectre? Meltdown breaks the mechanism that keeps applications from accessing arbitrary system memory. Consequently, applications can access syst…

Wayback When I remember being at Oracle Open World when Larry Ellison unveiled Oracle Enterprise Linux (OEL, which is now just Oracle Linux, or OL).    I think I even have a foam Oracle penguin and maybe even a t-shirt somewhere.  I was trying to und…

原文地址:[1]https://spring.io/blog/2013/07/02/spring-security-java-config-preview-introduction/ [2]https://spring.io/blog/2013/07/03/spring-security-java-config-preview-web-security/ [3]https://spring.io/blog/2013/07/04/spring-security-java-config-previe…

SQL SERVER – Fix: Error : 402 The data types ntext and varchar are incompatible in the equal to operator Some errors are very simple to understand but the solution of the same is not easy to figure out. Here is one of the similar errors where it clea…

前言 Let's go to https://www.kaggle.com/ Kaggle Notebook 有实践记录的案例. 一.线性拟合噪声数据 [Sklearn] Linear regression models to fit noisy data 二.打造 Pipeline [Feature] Final pipeline: custom transformers 资源队列 阅读目录 Algorithmic Trading Challenge25 Allstate Purchase P…

original blog:  https://deepmind.com/blog/alphastar-mastering-real-time-strategy-game-starcraft-ii SL = supervised learning, RL = reinforcement learning how AlphaStar is trained units, properties -> DNN -> instructions DNN: transform torso(relationa…

在分析Android消息机制之前,我们先来看一段代码: public class MainActivity extends Activity implements View.OnClickListener { private TextView stateText; private Button btn; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); s…

文章转载至CSDN社区罗升阳的安卓之旅,原文地址:http://blog.csdn.net/luoshengyang/article/details/6651971 在Android系统中,提供了独特的匿名共享内存子系统Ashmem(Anonymous Shared Memory),它以驱动程序的形式实现在内核空间中.它有两个特点,一是能够辅助内存管理系统来有效地管理不再使用的内存块,二是它通过Binder进 程间通信机制来实现进程间的内存共享.本文中,我们将通过实例来简要介绍Android系统…

Abs()功能计算绝对值.语法Abs ( n )参数n:要得到绝对值的数值型变量或表达式返回值返回值的数据类型与n的数据类型相同,函数执行成功时返回n的绝对值.如果参数n的值为NULL,Abs()函数返回NULL. Ceiling()功能返回大于n的最小整数.语法Ceiling ( n )参数n:数值型变量或表达式返回值返回值的数据类型与n的数据类型相同.函数执行成功时返回大于n的最小整数.如果参数n的值为NULL,Ceiling()函数返回NULL. Cos()功能计算余弦,其中参数以弧度为单…

Inside Deep Zoom – Part II: Mathematical Analysis Welcome to part two of Inside Deep Zoom. In part one, I talked about the very basic ideas behind Deep Zoom and other multi-scale image technologies. Today, I'd like to continue in a more hands-on fash…

转载申明:本文转载自http://www.brendangregg.com/perf.html   请大家看了之后如果要转载一定要注上这个地址!!! ================================================= perf Examples The Linux perf_events T-shirt These are some examples of using the perf Linux profiler, which has also been cal…

参考博客:https://blog.csdn.net/niubitianping/article/details/52624417 1.错误信息:Original error: Android devices must be of API level 17 or higher. Please change your device to Selendroid or upgrade Android on your device 2.问题分析:Appium不支持4.2.2以下系统 3.解决方法:使用A…

有很多的好看的$java\ script$ 可以大大的增加$blog$的好看度. 这里,本宝宝就列举几个 upd:不定期更新 1.有木有觉得背景的小姐姐和雪花特效极其的配啊啊啊!!! 页面定制CSS插入以下代码: /*雪花css*/ #Snow{ position: fixed; top:; left:; width: 100%; height: 100%; z-index:; background: rgba(255,255,240,0.1); pointer-events: none; }…

无聊在网上找了些C语言的东东练一下手,竟然发现其实还有好多细节之前,没注意到,该好好复习一下先. 解决掉的问题先不发出来,把疑问的先做个笔记,过几天解决了就回来修改补上.   #include <stdio.h>struct{        int i;         char j;        double a;        int b[20];}aaa1; main(){    aaa1.i = 1;    aaa1.j = 'a';    aaa1.a = 0;    printf…

w https://blog.newrelic.com/2014/05/02/25-php-developers-follow-online/ 1. Rob Allen. Zend Framework contributor, Zend Framework Education Advisory Board member, and co-author of Zend Framework in Action. Owner of Nineteen Feet.BlogTwitterGitHubStack…

SQL Server Blog Official News from Microsoft’s Information Platform https://blogs.technet.microsoft.com/dataplatforminsider/2016/12/16/sql-server-on-linux-how-introduction/ This post was authored by Scott Konersmann, Partner Engineering Manager, SQL…

http://www.sqlservercentral.com/blogs/anthony-nocentinos-blog/2016/11/21/sql-server-on-linux-how-i-think-they-did-it/ Anthony Nocentino is the founder of Centino Systems. As an Enterprise Architect he works with clients to find right technology for t…

在执行命令 git commit --all -m  '说明' 时报错“The file will have its original line endings in your working directory” 通过查询后发现出现这个问题主要原因是: 我们从别人github地址上通过git clone下载下来,而又想git push到我们自己的github上,那么就会出现上面提示的错误信息 此时只需要执行如下代码: git rm -r --cached . git config core.a…

降维工具箱drtool   这个工具箱的主页如下,现在的最新版本是2013.3.21更新,版本v0.8.1b http://homepage.tudelft.nl/19j49/Matlab_Toolbox_for_Dimensionality_Reduction.html     这里有两个这个工具箱的简单介绍: [Matlab]数据降维工具箱drtoolbox http://blog.csdn.net/xiaowei_cqu/article/details/7515077 [Dimension…

在跟随教程学习到显示web页面的html源码时报错:Only the original thread that created a view hierarchy can touch its views,通过网上查找资料得知: android中相关的view和控件不是线程安全的,必须单独做处理.如果要更新视图,必须在主线程中更新,不可以在子线程中执行更新的操作. 既然这样,我们就可以通过Handler对象实现对UI的更新.  Handler的官方描述: A Handler allows you t…