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1. Kernel-Level Vulnerability Dirty COW Dirty Cow Vulnerability. The COW mechanism of the Linux kernel memory subsystem competes with memory writes, causing read-only memory pages to be tampered with. Impact: Linux kernel> = 2.6.22 Vulnerability Affected: Low privilege Users can write to this read-only memory page (including a file read-only to this user on a writable file system) and to root PoC Reference: https://github.com/dirtycow/di ...

How to install Nutch and Hadoop to search for Web pages and mailing lists, there seem to be few articles on how to install Nutch using Hadoop (formerly DNFs) Distributed File Systems (HDFS) and MapReduce. The purpose of this tutorial is to explain how to run Nutch on a multi-node Hadoop file system, including the ability to index (crawl) and search for multiple machines, step-by-step. This document does not involve Nutch or Hadoop architecture. It just tells how to get the system ...

Liferay is a complete portal solution based on the Java EE architecture, using the EJB, JMS and other technologies, the foreground interface using the Struts MVC Framework, template technology and some other open source mainstream technology, xml-based portlet configuration file can dynamically expand, using the Web Services to support the acquisition of some remote information, the use of Lucene to achieve full-text search capabilities. Main features: Using the most advanced technology Java, EJB, JMS ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host Technology Hall Server perfect setting, support ASP php cgi jsp asp.net mysql! First download the program we want to use: Php-4.3.0-installer download address: http://www.php.net/get/p ...

Company Smartphone Security (a) - From APK to Golden Ticket: Initial Probing, Getting Domain Admin Access from an Android Smartphone, and More ... This article describes the potential dangers of using a personal smartphone in an enterprise network, These cases are typical after the actual case has occurred. It turns out that it is not difficult to trick an employee into installing a malicious application, bypassing network protection, accessing corporate networks, elevating and obtaining confidential information. In addition, it turns out that bypassing all protection mechanisms (including anti-virus software) without being discovered ...

Anynote is an open source, JS, Ibatis-built, user-enabled personal http://www.aliyun.com/zixun/aggregation/13617.html "> Information management system, and each function module can be selected to open or deactivate, the main functions include: task management, record work and life of to-do items, effective scheduling time, support classification, set priority; daily notes, whether it's a record ...

Absrtact: Another half month in 2013, the Spring Festival is coming, every year the people who work overseas will be worried about booking tickets. In particular, online booking, 12306 to provide the online booking system will have a variety of views, from last year's Spring festival, the Ministry of Railways launched 12306 websites, another half month on the 2013 Spring Festival is coming, every year the people will be because of the ticket booking and worry. In particular, online booking, 12306 to provide online booking system will have a variety of views, from last year's Spring festival, the Ministry of Railways launched 12306 websites, the implementation of the network real-name purchase tickets, each ...

Usually the development of the thread is a thing, such as Tomcat is a servlet in the threads, there is no thread how do we provide multi-user access? But many developers who have just started to touch threads have suffered a lot. 　　How to do a set of simple threading Development Mode framework for everyone from the single thread development into multithreaded development, this is really a relatively difficult project. What is the specific thread? First look at what the process is, the process is a system executed a program, this program can use memory, processor, file system and other related resources ...

Multithreading is the problem that programmers often face in the interview, the level of mastery and understanding of multithreading concept is often used to measure a person's programming strength. Yes, ordinary multithreading is not easy, then when multithreading encounter "elephants" will produce what kind of sparks? 　　Here we share the Java thread Pool management and distributed Hadoop scheduling framework with 严澜, the Shanghai Creative Technology director. Usually the development of the thread is a thing, such as Tomcat in the servlet is the threads, no thread how we provide more ...

Open source cloud computing Abicloud 0.7.0 release in No. 6.11, in the era of cloud computing surging, we together to experience a close range of the latest open source cloud computing technology. This article uses the Windows version to do a demo, from a complete open source cloud computing software inside to analyze cloud computing to solve what problem. First download Abicloud-0.7.0-windows-installer.exe, automatic installation, but according to the speed of the network, the installation process will automatically download mysql-noinstall-5.1 ...