hadoop the definitive guide third edition final release pdf

... are the steps you’ll take to achieve this: 1 Run the command grails create-app gTunes to create the application (with “gTunes” being the application’s name) 2 Navigate into the ... return to the StoreController By default, Grails will create the controller and give it a single action called index The index action is, by convention, the default action in the controller ... shows the StoreController containing the default index action Listing 1- 6 The Default... untested Open the StoreControllerTests test suite that was generated earlier inside the test/unit

Ngày tải lên: 13/08/2014, 08:21

... essentially requires the following information: • The driver class name • The URL of the database • The username to log in with • The password for the username Currently the production DataSource ... from the parent... invoke the test-app target with an argument that represents the name of the test to run The name of the test to run should be the test-case name without the ... should return true The first argument passed to the closure is the value of the property to be validated The second argument passed to the closure is the object being validated

Ngày tải lên: 13/08/2014, 08:21

... Here the validator again uses the getUser() method of the LoginCommand to compare the password of the actual User instance with the value of the password property held by the LoginCommand. If the ... is received. Then if the command object has no errors, the user is placed into the session and the request is redirected to the StoreController. Testing the Login Process Testing the login action ... each of the elements in the albums collection Notice the use of the paginate tag at the bottom of Listing 5 -3 0 That is all the code required in the GSP to render the pagination

Ngày tải lên: 13/08/2014, 08:21

... the basis for the template, and then cut-and-paste the code from the layout so that the template... you can use the update attribute to specify that you want the contents of the ... rename the tag references to , and then add the update attribute (mentioned in the previous section about the tag) to the tag In this case, 175 176 CHAPTER 8 ■ AJAX the update ... (with the text “Show the time!”) to the page, which when clicked will execute an asynchronous request to the showTime action of the StoreController The update attribute of the

Ngày tải lên: 13/08/2014, 08:21

... has purchased the same Album the current user is about to purchase, then we show some of the other... are, there is a problem with the code in the flow prior to the showConfirmation ... = [] Then it obtains a reference to the Album the user wants to buy using the id obtained from the params object on line 12: 12 def album = Album.get(params.id) With the album in hand, the code ... the find method and passes it a closure that will be invoked on each element in the List until the closure returns true. The final bit of magic utilized in this expression is the usage of the

Ngày tải lên: 13/08/2014, 08:21

... breaks the contract defined by the hashCode method, which states that the hashCode implementation must return the same integer for the lifetime of the object. The recommended approach is to use the ... already exist in the Session, and then merges the state of the passed instance into the loaded persistent one. Once this is done, the merge method then returns a new instance containing the merged ... Nevertheless, assuming you stick with the default auto setting, the save() method might not, excuse the pun, save you in the case of the code from Listing 10-15. Remember in this case the Session

Ngày tải lên: 13/08/2014, 08:21

... completed the implementation of the authenticate method Listing 1 4-2 4 shows the full code listing from the authenticate method Listing 1 4-2 4 The authenticate Method def authenticate(authToken)... ... to the user. The URLs under distribution are used by the release- plugin com- mand, as discussed in the previous section. By default, the release- plugin command will always try to publish to the ... need to show only the first five posts; therefore, you can use the max parameter to the static list method of the Post class to specify that. Listing 13-43 shows the full code for the PostController.

Ngày tải lên: 13/08/2014, 08:21

... handle other types beyond the preconfigured ones, you need to add a new entry into the grails.mime.types map where the key is the file extension of the format typically used and the value is the ... rating for each MIME type. The default quality is 1.0, and the higher the quality, the more appropriate the MIME type. As you can see from the Firefox 3 header, text/html has the high- est priority. ... go the URI /album, Grails will detect the HTTP GET request and map to the show action of the AlbumController. If you then created an HTML form that used the HTTP POST method to submit, the

Ngày tải lên: 13/08/2014, 08:21

... possible in any other dynamic lan- guage on the JVM. The remainder of the code simply obtains a FileChannel instance and then calls the transferTo method to transfer the file to the response OutputStream. ... see from the code in Listing 16-32, the subscribe action reuses the _subscribe.gsp template to render an Ajax response to the client. The logic in the SubscriptionTagLib deals with the rest. ... specify the column to store the identifier of the one side, which in this case is the id property of the Artist Conversely, the column argument is used to specify the. .. artist

Ngày tải lên: 13/08/2014, 08:21

... and another that outputs the same data as a PDF document or renders it in a GUI. Unlike the XML produced in Listing A-24, the builder code in Listing A-23 is pure Groovy code and can therefore ... “anonymous” closure to the authors() method of the MarkupBuilder instance, but consider the possibility of assigning this closure to a variable and then passing as an argument the same closure to ... builders (excuse the pun) built-in, including but not lim- ited to the following: ? ?The MarkupBuilder for constructing, typically XML, markup ? ?The DOMBuilder for constructing W3C DOM trees ? ?The AntBuilder

Ngày tải lên: 13/08/2014, 08:21

... displays the relationship between the type of polygon and the sum of its interior angles Another way to find the sum of the interior angles in a polygon is to divide the polygon into triangles The ... perimeter of that yard (the sum of all the sides) The perimeter of the pentagon to the left is: + + + + = 31 Polygons and Area The area of a polygon refers to the space inside the polygon Area is ... angle) to the base In this triangle, the base is and the height (perpendicular to the base) is The area = (6 x 8) + = 48 + = 24 In this triangle, the base is 12, but the height is not shown Neither

Ngày tải lên: 24/07/2013, 11:02

... complementary to the body text, and finally, setting the headers off with a few carriage returns fore and aft. The format such a writer imposes on the words on the screen imparts structure to the document ... semantically, the program that produces the online version can determine which occurrences of the word "book" in the text are actually references to the Book element. The program can then ... from exactly the same source document using the presentational techniques best suited to both the content of the document and the presentation medium. This versatility also frees the author

Ngày tải lên: 21/01/2014, 06:20

... indicates that the root element, which is the first element in the hierarchical structure of the document, will be <book> and that the DTD used will be the one identified by the public identifier ... ]> These declarations form what is known as the internal subset. The declarations stored in the file referenced by the public or system identifier in the DOCTYPE declaration is called the ... ]> These declarations form what is known as the internal subset. The declarations stored in the file referenced by the public or system identifier in the DOCTYPE declaration is called the

Ngày tải lên: 21/01/2014, 06:20

... tag In fact, they're really the same error The problem is never caused by the missing end tag per se, rather it's caused by the fact that... "CHAPTER" which is not finished These are pretty ... errors and the messages they produce in SP. We've chosen SP for the rest of these examples because that is the same parser used by Jade, which we'll be discussing further in Chapter ... with the calstblx.mod module can be ignored. The CALS Table Model is customized by redefining parameter entities. It's part of the design of the DTD fragment. (3) Finally, if there

Ngày tải lên: 21/01/2014, 06:20

... SECOND EDITION Hadoop: The Definitive Guide Tom White foreword by Doug Cutting Beijing • Cambridge • Farnham • Köln • Sebastopol • Tokyo www.it-ebooks.info Hadoop: The Definitive Guide, Second Edition ... 2010: First Edition Second Edition Nutshell Handbook, the Nutshell Handbook logo, and the O’Reilly logo are registered trademarks of O’Reilly Media, Inc Hadoop: The Definitive Guide, the image ... Other Hadoop Properties User Account Creation Security Kerberos and Hadoop Delegation Tokens Other Security Enhancements Benchmarking a Hadoop Cluster Hadoop Benchmarks User Jobs Hadoop in the...

Ngày tải lên: 28/04/2014, 16:04

... THIRD EDITION Hadoop: The Definitive Guide Tom White Beijing • Cambridge • Farnham • Köln • Sebastopol • Tokyo www.it-ebooks.info Hadoop: The Definitive Guide, Third Edition by Tom ... summarizes the high-level features in recent Hadoop release series There are a few active release series The 1.x release series is a continuation of the 0.20 release series, and contains the most ... of the new API is not available in the 1.x releases In these cases the equivalent code using the old API is available on the book’s website Compatibility When moving from one release to another...

Ngày tải lên: 03/05/2014, 20:55

... THIRD EDITION Hadoop: The Definitive Guide Tom White Beijing • Cambridge • Farnham • Köln • Sebastopol • Tokyo Hadoop: The Definitive Guide, Third Edition by Tom White Copyright ... that they were introduced in What’s New in the Third Edition? The third edition covers the 1.x (formerly 0.20) release series of Apache Hadoop, as well as the newer 0.22 and 2.x (formerly 0.23) series ... depends on the features that you need Hadoop Releases” on page 13 summarizes the high-level features in recent Hadoop release series There are a few active release series The 1.x release series...

Ngày tải lên: 12/02/2014, 12:20

... change to the use of subnet masks These allow us to further subdivide the network by using more of the bits for the network number and less for the host number Their correct use is rather technical, ... reduce the size of the program There are two ways of doing this One is to choose which modules you want and then to compile them in permanently The other is to load them when Apache is run, using the ... to talk to each other over networks The two protocols that give the suite its name are among the most important, but there are many others, and we shall meet some of them later These protocols...

Ngày tải lên: 25/03/2014, 10:39

... XHTML: The Definitive Guide, 5th Edition special buttons that work to reset the form or send its contents to the server Users fill out the form at their leisure, perhaps after reading the rest of the ... the hyperlink will take them [Section 6.3.1] HTML & XHTML: The display and change Edition For instance, the browser will specially Definitive Guide, 5ththe mouse pointer when it passes over the ... XHTML: The Definitive Guide , 5th Edition is the most comprehensive, Reader up-to-date book available on HTML attributes can get rather cover every The syntax for these special features and their...

Ngày tải lên: 25/03/2014, 10:43

... THIRD EDITION Hadoop: The Definitive Guide Tom White Beijing • Cambridge • Farnham • Köln • Sebastopol • Tokyo www.it-ebooks.info Hadoop: The Definitive Guide, Third Edition by Tom ... summarizes the high-level features in recent Hadoop release series There are a few active release series The 1.x release series is a continuation of the 0.20 release series, and contains the most ... of the new API is not available in the 1.x releases In these cases the equivalent code using the old API is available on the book’s website Compatibility When moving from one release to another...

Ngày tải lên: 29/03/2014, 09:20