spark pr

Look forward to Google PR finally in 2011 before the advent of the Spring Festival significantly updated, the previous PR has ceased to update the rumors also collapse. Regardless of the Sogou of the SR or Alexa, Baidu itself also has a measure of the standards of the site, it goes without saying that the PR value of some sites. Natural site quality is relatively

Webmaster in the past for the PR value and crazy, but as Google withdrew from the Chinese market, PR value is more and more neglected, and even some webmaster think the PR value has no effect. However, according to the author's point of view, the PR value still has a certain value. Google

1. Confirm that the other site is the search engine punishment or shielding (use site to query the site's search engines included in the number, if the number is zero or in the search engine directly input to the other site, if not shown to change the site search results, stating that the other site was the search engine punishment) 2. As far as possible to choose with their own site theme content related to the site Exchange links (such as renting this page to exchange links, you can choose to

Copy Code code as follows: /* * Function: to encode the URL * Parameter description: $web _url Web site URL, does not contain "http://", such as Jb51.net */ function Hashurl ($url) { $SEED = "Mining PageRank is against GOOGLE ' S TERMS of SERVICE. Yes, I ' m talking to you, scammer. " $Result = 0x01020345; for ($i =0; $i { $Result ^= Ord ($SEED {$i%87}) ^ ord ($url {$i}); $Result = ($Result >>) 0x1ff) | $Result } Return sprintf ("8%x", $Result); } /* * Function: Get PageRank

Today, after the update blog program, suddenly found that Google Toolbar PR bar added a little, but has been the Google Toolbar PR because of the buffer problem, so that the current display of the PR value is not necessarily the current page PR value, so to check the next, found blog site (HTTP/ mlsx.xplore.cn/)

conclusion: This time Baidu contains sharp fluctuations in fact, Google's large-scale update PR of a "PR" and "counterattack." Why do you say that, please look at my analysis of this incident: first, Baidu's "PR" for Google has a precedent We often compare the relationship between Baidu and Google as a pair of "enemy", from the date of the birth of Baidu, has

Three, in-depth rddThe Rdd itself is an abstract class with many specific implementations of subclasses: The RDD will be calculated based on partition: The default partitioner is as follows: The documentation for Hashpartitioner is described below: Another common type of partitioner is Rangepartitioner: The RDD needs to consider the memory policy in the persistence: Spark offers many storagelevel

1. Introduction The Spark-submit script in the Spark Bin directory is used to start the application on the cluster. You can use the Spark for all supported cluster managers through a unified interface, so you do not have to specifically configure your application for each cluster Manager (It can using all Spark ' s su

The main contents of this section Hadoop Eco-Circle Spark Eco-Circle 1. Hadoop Eco-CircleOriginal address: http://os.51cto.com/art/201508/487936_all.htm#rd?sukey= a805c0b270074a064cd1c1c9a73c1dcc953928bfe4a56cc94d6f67793fa02b3b983df6df92dc418df5a1083411b53325The key products in the Hadoop ecosystem are given:Image source: http://www.36dsj.com/archives/26942The following is a brief introduction to the products1 HadoopApache's Hadoop p