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Is it possible to get a first-level domain name code for each type of URL? This post was last edited by Changjay on 2010-09-07 23:25:30 There are many URLs, like abc.abc.com, Abc.com/abc, www.abc.com.cn, abc.com.tw, www.abc.co.uk, WWW.ABC.COM.JP/ABC.PHP/ID=ABC (id= It can be long after ABC) There are a lot of things that I hope can be omnipotent. How do I get the first-level domain name for all URLs in PHP? Get results for abc.com,abc.com.cn, abc.co.uk? The situation is more complicated. I use

These are the basics of Zac Books, but they also add some of their own understanding, hoping to help people in need. In our daily work, we often use the search engine's advanced search instructions we through these for competitor research and external link resource search, simple and practical and the effect is obvious, this article mainly describes how to use these instructions synthetically. Inurl: Instructions are used to search for a page in which the query word appears in the URL. Both Ba

The website buys the link, actually cannot say is the complete SEO cheating, although recently also saw the search engine to some extent to hit the link transaction and has the commercial behavior the website, but has the limit after all. Buy a good link, this virtually let us in the choice of links and purchase skills to put forward higher requirements. Webmaster to the site of the SEO investment, nothing more than to use limited funds to obtain the greatest profits. Buy links in the short ter

technical indicators, not to be punished by Baidu site, and for the release of the chain of platform selection, of course, the priority to choose the high Included in the Fast Web site forum, etc., so as to achieve the effect of a multiplier, so that the chain plays a greater role, not wasting too much time and energy. These two aspects of work should keep a good law, can not form three days of fishing two days bad habit. 　　The third step: continuous research to find new tricks to help the sit

Do the optimization of people know, whether it is Baidu or Google, and some of its search engines to give the government of the weight of the site is very high, as if born they are more than other sites cattle, more valued, so this platform is also more by our chain of people's favor, we believe that the high weight of the platform out of the chain will certainly be high-quality. So we have to make good use of it. first, we have to solve the problem is how we find such resources? 1 We are look

) | (Net) | (edu) | (gov) | (org) | (biz) | (aero) | (coop) | (info) | (name) | (pro) | (museum ))(\. ([a-z] {2 }))?) | (\ W + (- * \ W *) +) \. (cn) $ /; Var re =/^ ([hH] [tT] {2} [pP]: \/| [hH] [tT] {2} [pP] [sS]: \/) (\ S + \. \ S +) $ /; // Var re =/^ ([hH] [tT] {2} [pP]: \/| [hH] [tT] {2} [pP] [sS]: \/) (\ w + (-* \ w *) + )\.) + (com) | (Net) | (edu) | (gov) | (org) | (biz) | (aero) | (coop) | (info)

PHP code specification (20 ). 8.1 The prefix of a single namespace in a namespace is always all lowercase ASCII letters and is a top-level domain name, usually com, edu, gov, mil, net, org, or ISO 1981 8.1 namespace The prefix of a unique namespace is always all lowercase ASCII letters and a top-level domain name, usually com, edu, gov, mil, net, org, or the English dual-character code specified by the IS

Most domain names are correct (domain names in small countries are not listed. You need to add them to the domain name-Wikipedia query) The regular expression is:([A-z0-9] [a-z0-9 \-] *? \.(? : Com | cn | net | org | gov | info | la | cc | co )(? :\.(? : Cn | jp ))?) $ Matching result: Http://jorkin.reallydo.comHttp://www.howq.netHttp://bbs.eventsmap.com.cnHttp://mp3.sogou.comHttp://www.51.laHttp://www.yahoo.co.jpHttp://6.cnHttp://hi.baidu.com If you

(cpufreq_policy_notifier_list, CPUFREQ_START, policy); If it is the CPU added by hot-plug, find the governor it used last time: #ifdef CONFIG_HOTPLUG_CPU gov = __find_governor(per_cpu(cpufreq_cpu_governor, cpu)); if (gov) { policy->governor = gov; pr_debug("Restoring governor %s for c

matching the pattern //start (); Returns the starting position of the last string matched with the pattern //end (); Returns the end position of the last string matched with the pattern while(M.find ()) {System. out. Print (M.Group()+"\ T"); System. out. println ("The starting position of the substring is:"+m.start () +"The terminating position is:"+m.end ()); }//lookingat () returns whether the preceding part of the target string matches the patternSystem. out. prin

not match Sysrage.net Regular expressions ^ ([a-za-z]\:|\\\\[^\/\\:*?) The C:\Test.txt | \\server\shared\Test.txt | \\server\shared\Test.t does not match C:\Test | \\server\shared | \\server\shared\Test.? Regular expressions ^ (HTTP|HTTPS|FTP) \://([a-za-z0-9\.\-]+ (\:[a-za-z0-9\.%\$\-]+) *@) * (25[0-5]|2[0-4][0-9]|[ 0-1]{1}[0-9]{2}| [1-9] {1} [0-9] {1}| [1-9]) \. (25[0-5]|2[0-4]

if (reg.test (num)) { Alert ("Input cell phone number is in the correct format"); } else { Alert ("Please enter the correct 11-digit mobile phone number"); Mobile.focus (); return false; } } function Isemail () { var email = document.getElementById ("email"); var email_value = Email.value; if (Email_value = = "") { Alert ("Please enter a Full mailbox"); Email.focus (); return false; } else { var reg =/^[a-za-z0-9] (\w) +@ (\w) + (\.) + (com|com\.cn|net|cn|net\.cn|org|biz|info|

I didn't really care about the scope of the cookie before, probably used. com domain name has not been a problem, today with a company's CN domain name test, how can not realize cookie sharing, and later use JS set cookies, in another server sharing cookie success, really called irritating! Flipping through the PHP cookie spec, there's a section Only hosts within the specified domain can set a cookies for a domain and domains must have at least two (2) or three (3) p Eriods in them to prevent

This article provides a perfect JS verify URL is correct code, he can verify all domain names, such as Cc,hk,me,pro, such as URL regular validation expression function. function Isvalidurl (chars) {chars = Chars.replace (', ', "");var re=/^ ([hh][tt]{2}[pp]://|[ hh][tt]{2}[pp][ss]://) (((w+ (-*w*) +).) + ((COM) | (NET) | (edu) | (gov) | (org) | (Biz) | (Aero) | (COOP) | (info) | (name) | (PRO) | (museum)) (. ([a-z]{2})?) | ((w+ (-*w*) +). (CN))) $

cheaters can not control the sort basis, that is, outside the site to find the basis for sorting. Then, there is a PageRank analysis, there is a large. The principle of the hyper-chain analysis is to look at the similar links between the Web pages as an important basis, and then, according to the weight of each site to comprehensive analysis. In this way, gov (government websites) and Edu (education websites) are often given higher rankings, and the

The recent study of Python's regular expressions requires batch generation of random data. This involves to the module SYS, time in the Maxint, CTime, the code in the run CTime format times has been the error can not run. After studying the relevant data, it is found that the Maxint value is different in the operating system, the MAXINT>2^32 is under the 64-bit operating system, and the number of seconds in the 32-bit operating system Maxint=2^32,ctime function is 0~2^32. old version Code #!/

PHP IP address format detection function Copy Code code as follows: function Checkip ($IP) { $ip = Str_replace ("", "", $IP); $ip = Strtolower ($IP); $ip = Str_replace ("http://", "", $IP); $ip = Str_replace ("https://", "", $IP); if (Preg_match ('/[a-za-z_-]/', $ip)) { if (Preg_match ('/^) ([\w-]+\.) + ((COM) | (NET) | (org) | (gov\.cn) | (info) | (cc) | (com\.cn) | (net\.cn) | (org\.cn) | (name) | (Biz) | (TV) | (CN) | (mobi) | (

With 6.22 and 6.28 Baidu K station Wave, Baidu has made great changes to the algorithm. and comes into effect gradually. Has seriously affected some traditional SEO methods. Today, anonymous on Baidu's latest algorithm to do some speculation. Not very comprehensive, just for reference. Welcome to explore. Starting in Semkey. Forum Signature and mass gradual failure and drop right Baidu's latest algorithm to achieve the forum post and reply to the user identification, Baidu based on a number of

weight of the site, and then can analyze the site is not really high-quality links. 6. Different grades Different levels, where the main description is targeted different, the domain name suffix innate weight, gov government is greater than edu education more than org public organizations more than com=net=cn= other country domain name, there is a domain name registration time, as well as the time to build the station. The longer the site is done,

, the overall domain may be divided into two categories, a class called "International top-level Domain Name" ("International Domain Name"), a class called "Domestic domain name." The last suffix of the general international domain name is some "international universal domain" such as. com,.net,.gov,.edu, these different suffixes represent different institutional properties. For example, COM represents a business organization,. NET represents a netwo