How To Stack

Cloud computing is a hot word in the IT world, and open source cloud computing is considered an IT trend. We are familiar with several it giants of the cloud computing platform, such as Amazon EC 2, IBM's Blue Cloud, Microsoft's Azure, Sun cloud and so on, then open source cloud computing platform?  The following is a list of 5 well-known open source cloud computing platforms included in the open source China community. 1, Abicloud Enterprise-class open source cloud computing platform Abiquo Company launched an open source of the cloud computing platform-"Abicloud", so that the company can quickly ...

The rails framework was first proposed in July 2004, and its developers were 26-year-old Danish http://www.aliyun.com/zixun/aggregation/16482.html ">david Heinemeier Hansson. Unlike existing complex web development frameworks, rails is a more realistic and efficient web development framework. Rails combines the benefits of the PHP system (rapid development) with the benefits of the Java system ...

I wonder if you have read this article about Twritter, "see how Twitter should respond to the general election: less Ruby and more java." Interested friends can go to search for a look. Obama and Romney on election Day, the number of Twitter server processing per minute is 327,452! On Twitter, people posted 31 million election-related content that day, while Twitter traffic soared, at one point 15,107 per second. In the Internet world, the real success is not ...

Flexmock is a more popular mock tool for http://www.aliyun.com/zixun/aggregation/13726.html ">rails unit tests. A Python mock/stub/spy library. Its API 17885.html "> inspiration comes from the same name as the Ruby Library. However, it is not a Python flexmock, the goal is not to clone Ruby version ...

One solution to this management problem is Virtual http://www.aliyun.com/zixun/aggregation/39569.html ">machine Manager, or called Virt-manager." This article explores the use of Virtual Machine Manager, expounds its capabilities on common hardware, and shows how to manage and monitor the performance of real-time virtual machines. Although server management has been a problem in the past, virtualization management simplifies some of the problems and magnifies ...

Similar_text (PHP3 >= 3.0.7, PHP4 >= 4.0b2) similar_text---&http://www.aliyun.com/zixun/aggregation/37954. HTML >nbsp; Computes the similarity between two strings syntax: int Similar_text (String A, sec ...

From the current situation to see the need for SEO industry is a bright future, but this piece of "light" in Yang seems to belong to the real site, can bring real traffic for the company, can truly create value for the Seoer practitioners, to do this is not easy, Yang often say a word, SEO Project optimization is a complex and lengthy system engineering, to do a good job in the optimization of a project is to invest a lot of energy and time, like nurturing their own children as attentively to care. Good other words are not here to say more, we still get to the point, in Yang engaged in SEO for several years ...

10gen, which is both a cloud platform and a downloadable open source package, can be used to create your own private cloud. 10gen is a software stack similar to app Engine that provides functionality similar to the app Engine-but there are some differences. With 10gen, you can use Python and JavaScript. and the Ruby programming language to develop an application. The platform also uses sandbox concepts to isolate applications and use many of their own application server computers (...).

Research and design of medical monitoring system based on ZigBee Kunming University of Technology Wang Mingwei This paper designs a prototype of medical monitoring system based on wireless sensor network of ZigBee technology. This system realizes the wireless transmission of the data, and develops the PC software on the monitoring base station, can read the simulated physiological data, analyze, store and display. This paper first through the Shenzhen Fei-CC2530MDK Technology Co., Ltd. production of the ZigBee development Kit, on the basis of Z-stack protocol stack, through the coordinator to establish a network, the use of terminal sensing ...

IBM launched the Blue Cloud computing platform on November 15, 2007, offering customers the cloud computing platform to buy. It includes a range of cloud computing products that allow computing to run in a network-like environment by architecting a distributed, globally accessible resource structure that is not limited to local machines or remote server farms (i.e., server clusters). Through the IBM technical White Paper, we can glimpse the inner structure of the blue cloud computing platform. The "Blue Cloud" is built on the expertise of IBM's large-scale computing field, based on IBM software, System technology ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall site optimization process, we are most afraid of the situation is to be down right, Because the weight of the site will directly affect the keyword ranking, and there is no ranking there is no flow, no traffic there is no transformation, the last no transformation, of course, there is no income. In fact, in strict terms, causing the site to be down the right factors a lot, today we are from the net ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host Technology Hall What is the three elements of search engine optimization? What is the connection between the three elements? 　　Today's little knitting helps you to answer the questions. First of all, let's talk about the three major elements of optimization early. Three main elements can be divided into: site title, site keywords, the description of the site. After two years of optimization experience, from the beginning of a ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall every webmaster who do website optimization should know, A mall type of site want to quickly develop not by optimizing the site can do a good job, but will be the best user experience in the shortest possible time to develop the site, and Baidu has been paying attention to this aspect. So far, many websites have been because of the lack of users ...

Most http://www.aliyun.com/zixun/aggregation/13861.html "> Enterprise Large Data Application cases are still in the experimental and pilot phase, for the few users who first deployed Hadoop systems in the production environment, 　　Most often encountered is the expansion of the problem, such problems often lead to enterprises unworthy, the termination of large data application projects. Deploying and expanding the Hadoop system is a highly complex thing to do if users can get ahead of the Hadoop extensions and may encounter ...

Traditional client and server-side software technologies use a software solution called sockets to establish a connection. The use of sockets has not changed as the industry has grown from a static, fat client to a mobile thin client. But over the years, sockets have changed their shape and become more complex. As a result, this technology becomes difficult to understand, not to mention a comprehensive understanding of how sockets are used in the enterprise, or how they are used in conjunction with mobile and cloud technologies. This article will help you understand the concept of sockets, the type of sockets you can use for your applications, and use in mobile and cloud solutions ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host Technology Hall optimization technology is more and more attached to the online marketing enterprises, A lot of new stations just on the line presents a newborn calf is not afraid of the tiger situation, a line is busy doing optimization, because so many new stations in a period of time are not satisfactory performance. Even some sites after a period of time did not get out of the search engine audit it. Actually, the new station should be ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall believe that a lot of webmaster are very interested in this issue, I do a big and small station dozens of, From the beginning of the day to query their own site is included to now basically no longer care about the new station will not be included in the problem. In fact, with the search for the new station of the care, the general Web site one weeks will inevitably be included, as long as not ...

What is layman's first impression of interactive design? Draw a wireframe? A draft? Indeed, what you see as interactive designers ' day-to-day work is a bunch of wireframes, and that's what it seems to be. In fact, interaction designers do much more than that. To think deeply, information architecture, interface and process are the problems that designers need to consider. Next, I want to talk about the interactive design I understand. /Interactive Design The two most important factors: information & interaction 1. Information people face every day so much information, in the clutter of information to filter the value of users, presented to use ...

Intermediary trading http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall Now there are a lot of SEO webmaster friends in the optimization of their website, Feel that some methods do not have any use, but also feel that these methods seem to have some use, so also do not willing to give up this method, so the last SEO webmaster to this kind of method to explain as chicken method, that is, the Three Kingdoms period Xiu said: "...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall SEO plainly is by optimizing your website through illegal or normal means, Make your site a good place in every major search engine. 　　Through the site optimization can make your site stand out in many sites, waiting for users to come, optimize the internal to achieve a very good user experience, the user into customers. 1: ...