chinacache

practices, the user's information in accordance with the ID stored in 2 database, DB1,DB2, in addition to the library, the table, or what methods can improve the performance of the system, one is the cache, one is the CDN acceleration. CDN This work is relatively independent, then Taobao people dedicated to build their own CDN network, they opened with a commercial cdn,chinacache. In this stable version, Taobao's business has developed by leaps and b

handles the merge problem uniformly and transparently to the upper layer. Spring was born, and the spring framework was an integral part of Web applications, and in Taobao, Spring reached the point that Rod Johnson designed it to replace EJB. 2005 end, Taobao registered users 13.9 million, PV 89.31 million/day, the number of 16.63 million products. To tell you the truth, I really admire, such a large number of visits can be so strong, but, in view of the future development, such a facilities st

, to have a variety of cooperation to achieve 6, Memory cache: Memcached is a high-performance, distributed memory object PHP caching mechanism system, used in dynamic applications to reduce database load, improve access speed. 7, the PHP buffer: There are eaccelerator, APC, Phpa,xcache, this this will not say it, search a pile of a bunch of, you see, know that there is this thing OK 8, MySQL cache: This is not a code level, the classic database is used in this way, look at the followi

until the completion of all modules, the original domain name to give up. Sun insists on using EJB as the control layer, plus using ibatis as a persistence layer , a scalable and efficient Java EE application is born. After sending away the Sun's Daniel, Ali's data storage again encountered the bottleneck, so reluctantly bought an IBM minicomputer, also has IoE (IBM + Oracle + EMC) such legend At the end of 2004, Taobao registered users 4 million, PV 40 million/day, the total network turnover o

. Compression rate settings on the JS file does not work, after compression is always the same size. 5. The picture file does not change even if the gzip compression size is enabled. Seven. Summary This article summarizes how to enable gzip compression in IIS. In the project of six months ago I enabled Gzip for the website, today finishing this article mainly in order to tidy up their knowledge in order to later forget to review. In addition, the CDN provided by the

dynamic IP address! Experiment on your own,Yes! All the routes on the market have this setting! For example, DHCP is basically configured for the ip addresses of common routers and LANs,Automatically allocate IP addresses. We recommend that you disable DHCP on the lan side of vro1 1 and set the gateway to 10.10.10.111. Set the wan end of vro2 2 to a specified ip address, for example, 10.10.10.112, 10.10.10.111, and 255.255.255.0,Vro2 2 enable DHCP on the lan, for example, 10.10.9.100 ~ Section

: Generally we will see a small hole in the rear panel of the device. The reset-like words are written above the hole, which is the reset key. find a needle (a normal ballpoint pen can also be inserted) directly into the hole, and hold it for 30 seconds to 1 minute before releasing. step 3: Restore the router factory settings: After completing the above operations, we can use the default password of the wireless router to log on again after power-on, but the original parameter settings will also

this thing on the line.I know that there are chinacache and other major stations to do so, said the simple point is a multi-server, the same page or file cache to different servers, according to the North-South automatic resolution to the relevant server.Why use caching technology? The reason is simple: improve efficiency. In the process of development, the main way to obtain information is to query the database, in addition, may be through web servi

use the content-encoding: gzip attribute in the HTTP header to determine that the returned data has enabled gzip compression:Use yslow for detection. When only static File compression is started, Gzip compression is rated B: When dynamic File compression is enabled at the same time, Gzip compression is rated as:Vi. Summary1. Stop the "IIS Admin Service" service when modifying the metabase. xml file. Otherwise, the service cannot be saved.2. It is best to set static compression and dynamic compr

. This love story, There is also a gap between the two parents, Killing a passionate child, It became today's drama. I have explained the outline of these statements, Please listen carefully. * Romeo Ah! The torch is far less bright than her; She hangs on the cheek of mutian, Like the pearl rings in the ears of slaves; She is the pearl of the sky! Look, as her daughter advances and advances, Like a white pigeon in a crow's flock. I have to wait for the dance to be followed, Hold her slim hand.

average annual salary abroad has reached 0.1 million US dollars, the current monthly salary in China is also more than 10 thousand yuan. Four years later, with the strengthening of people's awareness of insurance, the rise of the insurance industry will inevitably require more actuary. It is predicted that the annual income should be between RMB 0.12 million and RMB 0.15 million. 8. Customs reporter Earning 0.1 million yuan per year is easy After China's entry into the WTO, the rapid growth of

-- PDF file format conversion experienceThere is no such thing as absolute. First, I tried several software for decryption. It is best to use passware_acrobat key, followed by adult PDF password recovery v2.2.0 and PDF password remover v2.2, as for the Image Scanning text conversion, Chinese words, more trouble, the image is not compressed Tif format, with Tsinghua TH-OCR 9.0 or Wang identification conversion, if only part of the recognition can be removed from the image, the screen capture and

then to off-duty. The results of departure in the morning were dark before they arrived at school. I have gone through the test procedure at most in Hisense, and I have written three times-quality, professional, English, and chinacache. I have the most interview procedures. on five sides, I can take you to the dark to the ground! In addition, when talking with the interviewer, you can feel that you are doing things very seriously and are very attenti

Zhang baotian of Beijing developed the chinacache and applied for a national patent. Summary: If PC-1500 entered the field of industrial control and data statistics at that time, laser-200/310 mainly focused on family education and primary and secondary education. At that time, key middle schools in big cities were gradually equipped with Apple II computers, while general middle school machine rooms were equipped with such educational computers. Th

: text/html; charset = UTF-8Set-COOKIE: serverid = _ srv101-142 _; Path =/ C:/> curl-I www.kaixin001.comHTTP/1.1 200 OKDate: Wed, 10 Dec 2008 16:58:01 GMTServer: Apache/2.2.6 (UNIX) PHP/5.2.4X-powered-by: PHP/5.2.4Cache-control: Max-age = 1; privateExpires: Wed, 10 Dec 2008 16:58:02 GMTLast-modified: Wed, 10 Dec 2008 16:58:01 GMTEtag: app-1228928281Set-COOKIE: _ User = deleted; expires = Tue, 11-dec-2007 16:58:00 GMT; Path =/; Domain= .Kaixin001.comVary: Accept-encoding, User-AgentConnection: Cl

: Memcached is a high-performance, distributed memory object PHP caching mechanism system for reducing database load and increasing access speed in dynamic applications. 7, the buffer of PHP: 　　There are eaccelerator, APC, Phpa,xcache, this is not to say, search a bunch of a bunch of, see for yourself, know that this thing is OK 8. mysql Cache: This is also non-code level, the classic database is used in this way, look at the following running time, 0.09xxx and the like 9. Reverse proxy-based We

, these features are obviously different from the costumes of other nationalities. From the perspective of shape, there are mainly "undercoat" systems (refer to the underskirt in ancient times) and "undercoat" systems (connect the undercoat seams), "yellow dress" (short clothes) and other types. Among them, the undercoat is the crown of the Emperor, the robe (Shenzhen) is the uniform of the hundred officials and scholars, and the dress is the favorite of women. 　

talk about a basic architecture:1. If you have sufficient funds for the DNS server, we recommend using the BGP data center. Two or three DNS servers are balanced. bind software is usually used. If the funds are tight, you can purchase professional dns services, such as dnspod in China.2. For CDN servers, you can buy services from professional companies, such as chinacache, if you want to save time in the first place. However, the development costs wi

) { Websitefactory F = new websitefactory (); Website FX = f. getwebsitecategory ("product display "); FX. Use (new user ("coriander ")); Website FY = f. getwebsitecategory ("product display "); FY. Use (new user ("laruence ")); Website FZ = f. getwebsitecategory ("product display "); FZ. Use (new user ("Jiaojiao ")); Website F1 = f. getwebsitecategory ("blog "); F1.use (new user ("Old urchin ")); Website F2 = f. getwebsitecategory ("blog "); F2.use (new user ("Tao Gu Liuxian ")); Website

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