Hadoop: The Definitive Guide docx

... hdfs://localhost:8020/my/files .har. The remaining part of the path is the path of the file in the archive: /my/files/dir. To delete a HAR file, you need to use the recursive form of delete because from the underlying ... to the setVerify Checksum() method on FileSystem before using the open() method to read a file. The same effect is possible from the shell by using th...

Ngày tải lên: 12/02/2014, 12:20

... look at the details of this model in later chapters, but the important point for the present discussion is that there are two parts to the computation, the map and the reduce, and it’s the interface ... data together and having the tools to analyze it, the Rackspace engineers were able to gain an understanding of the data that they otherwise would never have had, and, furt...

Ngày tải lên: 29/03/2014, 09:20

... look at the details of this model in later chapters, but the important point for the present discussion is that there are two parts to the computation, the map and the reduce, and it’s the interface ... data together and having the tools to analyze it, the Rackspace engineers were able to gain an understanding of the data that they otherwise would never have had, and, furt...

Ngày tải lên: 28/04/2014, 16:04

... look at the details of this model in later chapters, but the important point for the present discussion is that there are two parts to the computation, the map and the reduce, and it’s the interface ... data together and having the tools to analyze it, the Rackspace engineers were able to gain an understanding of the data that they otherwise would never have had, and, furt...

Ngày tải lên: 03/05/2014, 20:55

... customization layers, the changes that you want to make are influenced by the interactions between modules. In these cases, rather than including the whole DTD at once, you include each of the modules ... that may be useful is the alternate version of this book that shows all of the element content models in terms of the parameter entities which define them, rather than th...

Ngày tải lên: 21/01/2014, 06:20

... matches to the content of the site. There are two components to the Google Network: the Google Search Network and the Google Display Network. These concepts should become second nature by the end ... executed on any of these sites. The ad appears (usually with others) as four lines of text at the top of the page (above the organic search results) or on the right sid...

Ngày tải lên: 31/03/2014, 17:20

... counter at the same time. The test expression is evaluated before each iteration and controls whether the body of the loop is executed. If the test expression is true, the statement that is the body ... at the beginning of the loop is tested and if it's true, the loop body is executed starting from the top. loop, execution skips to the bottom of the loop, wh...

Ngày tải lên: 21/08/2012, 09:57

... vendor-independent API to which they can code. What's New in the Fourth Edition This edition of JavaScript: The Definitive Guide has been thoroughly updated in light of the changes I just described. ... platforms they are targeting, developers typically use one API or the other and usually do not need to switch back and forth. Keeping these two APIs distinct also preserve...

Ngày tải lên: 05/10/2013, 13:20

... of the conditional expression is the value of the second operand. If the first operand is false, then the value is the value of the third operand. While you can achieve similar results using the ... Corp., then the portfolio.nscp property would have the value 50. One part of this program would be a loop that prompts the user to enter the name of a stock they own, and t...

Ngày tải lên: 04/11/2013, 11:15

... Chu Memcachedb: The Complete Guide March 12, 2008 21 / 73 Memcachedb: The Complete Guide Steve Chu stvchu@gmail.com ICRD-Web@Sina March 12, 2008 Steve Chu Memcachedb: The Complete Guide March 12, ... Memcachedb: The Complete Guide March 12, 2008 53 / 73 Replication Howto Start and Configure the Daemon(2/4) Besides running replication options, there are private commands availa...

Ngày tải lên: 10/12/2013, 09:15