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For example, my website wants to count the most popular posts in the last seven days, that is, the most frequently accessed posts in the last seven days. I have never been able to figure out a good way to use php design, I hope you can give me some advice. In fact, it is similar to discuz's hot posts. for example, my website wants to count the hot posts in the last seven days, that is, the posts with the mo

IntelliJ + SPRINGMVC + freemarker development Environment Cache Settings 2015-05-26 13:31It's done by reading the source. Set the SPRINGMVC cache control first. This is the highest-priority cache control. Once Springmvc discovers that no cache is turned on, it caches, and if the cache is not turned on, a view is generated each time (by calling the Freemarker method). Then set the cache control for the Freemakre. Freemakre control caching through a length of time After the above

generally speaking, dual-machine hot standby refers to two machines are running, but not both machines are at the same time to provide services. when one of the service providers fails, the other one will automatically take over and provide the service immediately, and the switch time is very short. The following is a keepalived combined with Tomcat to implement a Web server's dual-machine hot standby. the

If you can find a little more careful to see a problem, we have a few crawl Baidu included or snapshot or hot Word program has a function file_get_contents (), he is the PHP collection page commonly used OH. The code is as follows Copy Code /*Crawl Baidu included code*/function Baidu ($s) {$baidu = "Http://www.baidu.com/s?wd=site%3A". $s;$site =file_get_contents ($baidu);$site =iconv ("gb2312", "UTF-8", $site);Ereg

Hot Essays:· "Selfless sharing: from getting started to mastering ASP. NET MVC" starting from 0, together frame, do project (5.5) Login function implementation, perfect login function (Jelly Budding)· "Selfless sharing: from getting started to mastering ASP. NET MVC" starting from 0, build a framework, do projects (6) Controller base class mainly do the login user, authority authentication, logging and other work (Jelly Budding)· "Selfless sharing: fr

CentOS 6.7 The default installation of Python is 2.6.6, you can first look at the Python version of your operating system, python-v;Hot-backup.py is based on Python2 write, Python3 grammar Some places are different, so in Python3 not necessarily can run, I did not test, the students can test, the current Linux OS default installation of the Python version is 2#/opt/subversion-1.9.3/tools/backup/hot-backup.p

Xianning Xianan Hot spring credit card banking( Xianning Xianan hot spring credit card banking 18062337676,) is a professional credit card company, its strength has been in the Xianning leading position, and the company's services are in good faith to raise cards, credit card cash, fast-forwarding, and the lowest number of characteristics, praised by users. Many users in the company's continued financial su

Copy CodeThe code is as follows: /** * Get hot words from Baidu * @user Little Jay * @from http://www.isharey.com/?p=354 * @return Array returns the hot Word data from Baidu (array return) */ function Getbaiduhotkeyword () { $templateRss = file_get_contents (' Http://top.baidu.com/rss_xml.php?p=top10 '); If (Preg_match ('/ http://www.bkjia.com/PHPjc/324960.html www.bkjia.com true http://www.

All the years to recharge, the heat is hotJuly 26, 2015, is the national information technology shortage of personnel training project (software application and development) 2015 National Key Teachers Summer Seminar report Day. From the motherland, the university it teachers gathered in Beijing Shunyi District Oriental Guest International Hotel, attended by the Ministry of Industry and Information technology, software and integrated Circuit Promotion Center (CSIP), Preach Wisdom Podcast Educatio

LVM snapshot feature for almost hot-standbyThe snapshot feature of LVM can log information from a moment to the snapshot area, so you can take advantage of this feature to make a full backup of the data. The newly submitted data can then be incrementally backed up and restored using a binary log file. Therefore, it is possible to make almost hot preparation of data in this way.To use the snapshot capabiliti

MySQL main standby switchThe database consists of a primary server and a backup server, which is run concurrently and synchronized to the backup server immediately after the master server has data changes. In daily operations, in order to anticipatory, the switch operation only needs to replace the IP of the database server in the connection pool with the IP of the backup server. Nginx High-Performance HTTP and reverse proxy service, can realize the primary and standby switching work.Dual-Machin

Heartbeat realization of the principle of hot preparation:Unlike the Keepalived application VRRP protocol, Heartbeat uses the serial port and the IP to realize the heartbeat monitoring, the node checks the network connectivity in the configuration file, if the network is not connected, the ipfail of the master node will perform the switchover, turn off theNginx and release the virtual IP, this time the standby node will take over the virtual IP, and t

Google recently a Chinese search list service "Google Hot List", Address: Http://www.google.cn/rebang/home. According to Google's official introduction, Google Hot List is a common form of information, usually indicates a certain area of trends, such as "book Sales List", "Software download list" and so on. Google's Hot list is to organize these scattered ranking

First search engine tutorials on the hot List of keywords and preference, included will be faster! But Baidu has today's fastest rising, a week of hot spots. There are a variety of industry keywords, according to their own site needs to choose, Google also has the fastest rise in keywords, and other industries and popular keywords, and generally many high weight sites will do, ranking difficult to rely on t

In the programming world, the popular is scientific, rigorous and precise guidelines. This is not to say that programming is a lack of trends in the industry. The difference is that because programming is highly efficient, user-friendly and easy to use, programming technology needs to be constantly upgraded. So, in the coming 2017 and the next few years, what new technology will emerge, become a new trend, and what kind of technology craze will fade away? The 10 technologies listed below are exc

Based on the previously transplanted kernel, we transplanted the drivers separately. This article mainly transplanted the USB driver and clarified the mdev related to hot swapping. In kernel 2.6.30, the USB driver has been improved, you only need to modify the configuration sheet. The added content is as follows: Device Drivers ---> SCSI device support ---> SCSI Device Support SCSI disk support depends on the help of the configuration list. If a USB s

Generally, dual-machine Hot Standby means that both machines are running, but not both machines are providing services at the same time. When one of the services is faulty, the other will take over and provide services immediately, and the switching time is very short. The following describes how to use keepalived and tomcat to implement dual-machine hot backup for a web server. The working principle of kee

[Hot Three Kingdoms] strategy to be a successful goat I spent a few days playing the Three Kingdoms, because I didn't have much time, so I was planning to become a sheep at the beginning. Now let's talk about the experience of creating a goat. The so-called "goat" means to develop on your own rather than invade others to obtain resources. The benefit of being a goat is that although you don't want a wolf to get rich overnight, there is no risk of hi