Why Use Apache Tomcat

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Nutch Hadoop Tutorial

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 ...

The new opportunity and challenge of open source in the era of large data

Open source Hotspot Inventory 1984, Richard Stallman launched GNU and Free Softwarefoundation, which has been open source for more than 28 years. From the bottom of the operating system to advanced desktop applications, there are open source footprint. Linux, which is especially open source operating system, is a controversial issue and is subject to many commercial attacks.   Many people like to put open source and business together, to accuse Open source is how "irregular", "energy consumption", "instability" and so on, especially Microsoft. Talk about ...

Company Smartphone Security (a) - From APK to Golden Ticket: Initial Probing

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 ...

Preferred Mysql,wix use 4 Web servers to support 54 million user sites

"Editor's note" WiX has been operating the site for a long time, and after the launch of the WYSIWYG web platform based on HTML5, users have established more than 54 million sites in the company, and most of these sites have less than 100 solar PV. Since the PV of each page is low, the traditional caching strategy does not apply. Even so, however, the company has done so with only 4 Web servers. Recently, WiX chief back-end engineer Aviran Mordo in "...

Log analysis methods overview How to be simpler and more valuable

Intermediary transaction SEO diagnosis Taobao guest Cloud host Technology Hall log is a very broad concept in computer systems, and any program may output logs: Operating system kernel, various application servers, and so on.   The content, size and use of the log are different, it is difficult to generalize. The logs in the log processing method discussed in this article refer only to Web logs. There is no precise definition, which may include, but is not limited to, user access logs generated by various front-end Web servers--apache, LIGHTTPD, Tomcat, and ...

Web Development language Comparison

Absrtact: When planning to develop a website, what language to choose, is the first problem to face. The current mainstream web development language has asp.net, PHP, JSP; As Ms veteran of the last century ASP, it is no longer mentioned, if it is because of maintenance reasons and must use, in the plan to develop a website, choose what language, is the first problem to face. The current mainstream web development language has asp.net, PHP, JSP; As Ms last century veteran ASP, no longer mentioned, if it is because of maintenance reasons must be used, ...

Microsoft Gambles on cloud computing: Windows Azure Dew

After SOA and WEB 2.0, cloud computing has become the hottest it technology today. As Microsoft's Chinese head, Dr. Zhang, says, cloud computing is changing the entire IT industry. So what is cloud computing? Why is cloud computing so powerful? Let's just quote Microsoft CEO Steve Ballmer, "Cloud is a revolutionary computing model that connects the computing devices at hand with the processing and storage capabilities of large data centers, Transform computing from limited resources to almost limitless platforms, regardless of where you are, can put users with them ...

is public cloud the best destination for legacy applications?

The public cloud is used to run new applications built with the latest tools and the most trendy programming languages. Is it possible to run a legacy application that makes the enterprise data center a bit awkward on the public cloud? If the application is in the update period, why is it only through a hardware upgrade or a cosmetic approach such as using a new GUI? Instead, why not go all out and rebuild applications on the most technologically advanced, scalable, and flexible cloud platforms? When it comes to operating costs rather than capital expenditure models, So much more should be done. In fact, there are more and more it ...

Microsoft Gambles on cloud computing: Windows Azure Dew

After SOA and WEB 2.0, cloud computing has become the hottest it technology today. As Microsoft's Chinese head, Dr. Zhang, says, cloud computing is changing the entire IT industry. So what is cloud computing? Why is cloud computing so powerful? Let's just quote Microsoft CEO Steve Ballmer, "Cloud is a revolutionary computing model that connects the computing devices at hand with the processing and storage capabilities of large data centers, Transform computing from limited resources to almost unlimited platforms, regardless of where you are, you can take users with them ...

Hacker "Drag Library" threatens Internet financial cloud security protection

Customer information is one of the most important assets of internet finance, but this important asset is constantly under threat from the hacker's "drag-and-drop" (data exported from the database).   Recently, on the internet finance salon hosted by the security treasure and the net loan day eye, the two sides on the hacker to the problem of the library exchange and discussion, in the salon, security Bao security director Yin Yi explained the hacker the principle of the library, and the way, and advised the Internet financial users to take precautions, and the use of cloud security solutions to protect. "Drag Library" is a hacker circle of the term, refers to the website of the database by hackers downloaded to the local, its ...

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