hadoop the definitive guide by tom white
Tài liệu Hadoop: The Definitive Guide docx
Ngày tải lên :
12/02/2014, 12:20
... http://www.guardian.co.uk/science/
2008/may/31/maths.science.
xvii
Hadoop: The Definitive Guide, Third Edition
by Tom White
Copyright â 2012 Tom White. All rights reserved.
Printed in the United States of America.
Published by O’Reilly Media, ... retrieve the necessary map outputs, and if not, regenerate them by running the
relevant maps again.) So from the programmer’s point of view, the order in which the
tasks run doesn’t matter. By contrast, ... Won the minute sort by sorting 500 GB in 59 seconds (on 1,400 nodes)
and the 100-terabyte sort in 173 minutes (on 3,400 nodes).
—Owen O’Malley
Apache Hadoop and the Hadoop Ecosystem
Although Hadoop...
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Java Script - The Definitive Guide
Ngày tải lên :
21/08/2012, 09:57
... see if the value of the variable a is equal to the number 4. If it is, the
s the boolean value true. If a is not equal to 4, the result of the
else
if equals . If so, it adds to ; otherwise, ...
les
Because of the complexity of the web-browser environment, however, a number of
it was
f any
aining the code and then automatically send email in the visitor's
name, without the visitor's ... not often useful. It is usually awkward to express the
n
ns defined in either of the other two
s
ject, followed by
a period and the name of the property. For example, if an object named image...
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Java Script - The Definitive Guide - Preface
Ngày tải lên :
05/10/2013, 13:20
... to which they can code.
Netscape reviewed the new material on JavaScript 1.5 in this fourth edition. The new
material on the W3C DOM was reviewed by Philippe Le Hegaret of the W3C; by Peter-
Paul ... browser. At the time of this writing, the
Mozilla browser is not yet at the 1.0 release level, but the browser is mature
enough that Netscape has based its 6.0 and 6.1 browsers upon the Mozilla ... from the book's web site.
Follow the Examples link from the book's catalog page:
http://www.oreilly.com/catalog/jscript4/
Acknowledgments
Brendan Eich of the Mozilla organization is the...
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JavaScript The Definitive Guide
Ngày tải lên :
04/11/2013, 11:15
... requested by the client, the server executes the script or scripts contained
in the document and sends the resulting document (which may be partially static and partially
dynamically generated) to the ... future
version of JavaScript.
By far the most important capability for interacting with document contents is provided by the Form
object, and by the Form element objects it can contain: the Button, Checkbox, ... primes. In the context of the Web and web browsers, however, these
aren't particularly interesting applications of the language. As mentioned earlier, the real power of
JavaScript lies in the browser...
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Tài liệu HTML The Definitive Guide pdf
Ngày tải lên :
16/01/2014, 16:33
... work. This book, therefore, is the definitive
guide to HTML. We give details for all the elements of the HTML 4.0 standard, plus
the variety of interesting and useful extensions to the language—some ... letting the browser industry at large decide standards, as
they did with HTML 3.2. (In today’s computing game, there’s Microsoft and then
there’s everybody else.)
The paradox is that the HTML ... tags and their attributes. Still
others embed HTML tags as they compose.
We think the stepwise approach—compose, then mark up—is the better way. We
find that once we’ve defined and written the document’s...
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Tài liệu DocBox the Definitive Guide-Chapter 1. Getting Startedwith SGML/XML ppt
Ngày tải lên :
21/01/2014, 06:20
... 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
the entity ...
1.5.1.3. The OASIS era
The DocBook Technical commitee is continuing the work started by the
Davenport Group. The transition from Davenport to OASIS has been very
smooth, in part because the core ... can reference other documents from within your
document. If these entities contain document text (SGML or XML), then
references to them cause the parser to insert the text of the external file...
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Tài liệu DocBox the Definitive Guide-Chapter 2. Creating DocBook Documents pptx
Ngày tải lên :
21/01/2014, 06:20
...
]>
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 ... example), there are a few other options
available (technically in front of or in place of the text description),
but they're rarely used. [4]
language
Indicates the language in which the ... Line-specific environments
These environments preserve whitespace and line breaks in the source text.
DocBook does not provide the equivalent of HTML's BR tag, so there's no
way to interject...
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Tài liệu DocBox the Definitive Guide-Chapter 3. Parsing DocBook Documents pdf
Ngày tải lên :
21/01/2014, 06:20
... out of context start 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 something following ... 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 ... in the test chapter. It is
unremarkable in
every regard. This is a paragraph in the test
chapter. It is
The telltale sign that SP could not find the DTD, or some module of the
DTD, is the...
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Tài liệu DocBox the Definitive Guide-Chapter 4. Publishing DocBook Documents ppt
Ngày tải lên :
21/01/2014, 06:20
... that there's no option required before the declaration; it simply occurs
before the first filename. Jade concatenates all of the files that you give it
together, and parses them as if they ... that points to
the SGML declaration that should be used when parsing the
document.
There's no easy way to have both the stylesheet and the document in the
same directory if they must be ...
indicate this by providing the ID of the style specification after the stylesheet
filename, separated with a hash mark: #.
Using the code from Example 4-8
, you can format a document using the
print...
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Tài liệu DocBox the Definitive Guide-Chapter 5. Customizing DocBook docx
Ngày tải lên :
21/01/2014, 06:20
... status by using the
Subset keyword in the description. If your DTD contains any markup
model extensions, you can advertise this status by using the Extension
keyword. If you'd rather not ...
and the only practical solution if you're doing anything more than a single
redeclaration, is to place the new declarations in another file and include
them in your customization layer by ... Change a Customization Layer
Figuring out what to change may be the hardest part of the process. The
organization of the parameter entities is quite logical, and, bearing in mind
the organization...
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Tài liệu HTML The Definitive Guide pptx
Ngày tải lên :
25/01/2014, 05:20
... means the browser aligns the bottom of
the image to the bottom of the current line of text. You can change that with the special <img>
align attribute whose value you set to put the image ... at the beginning. Name anchors let you begin the display at
the section of interest further down. Simply include them anywhere that they make sense as a
hyperlink target. They do not change the ... consists of the document's name preceded by the hierarchy of
directory names in which the file is stored (pathname), the Internet domain name of the server that
hosts the file, and the software...
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Tài liệu XMPP: The Definitive Guide pdf
Ngày tải lên :
16/02/2014, 15:20
... define the payload of the stanza. The payload might
be presented to a user or processed in some automated fashion as determined by
the specification that defines the namespace of the payload.
The ... members of the
developer community decided to seek a wider review of the core protocols by formal-
izing them within the IETF, which has standardized most of the core technologies for
the Internet ... The value of the type attribute, which varies depending on the kind of stanza in
question. This value further differentiates how each kind of stanza is processed by
the recipient.
ã The child element(s),...
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Tài liệu Asterisk™: The Definitive Guide pdf
Ngày tải lên :
17/02/2014, 01:20
... documentation forms by far the bulk of the informa-
tion on this website,
*
and it probably contains more Asterisk knowledge than all other
sources put together (with the exception of the mailing list ... of their technology, including telecom.
In his book Crossing the Chasm (HarperBusiness), Geoffrey Moore opines, The idea
that the value of the system will be discovered rather than known at the ... Documentation lowers the barrier to entry and
helps people contemplate the possibilities.
Produced with the generous support of O’Reilly Media, Asterisk: The Definitive
Guide is the third edition...
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Tài liệu The Definitive Guide to HTML5 doc
Ngày tải lên :
17/02/2014, 23:20
... when the user presses the Tab key. The effect of the
tabindex values in the listing is that, as the Tab key is pressed, the focus shifts from the first input
element to the third and then to the ... case, the word
apples). Together, the tags and the content form the code element, as shown in Figure 3-1.
Figure 3-1. The anatomy of an HTML element
Elements are the way you tell the browser ... achieve the same effect by assigning the empty string ("") or by setting the value to be the name of
the attribute, as shown in Listing 3-9.
Listing 3-9. A Boolean Attribute Assigned the...
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Tài liệu The Definitive Guide to HTML5 Video doc
Ngày tải lên :
17/02/2014, 23:20
... Generally, though, the larger publishers and the technology providers
that can hand on the royalty payments to their customers are able to support MP4 H.264/AAC. The
others can offer only Ogg Theora or ... royalty-free (RF) basis.
6
The “Ogg Theora” format proposed as a candidate by Wium Lie is actually the video codec Theora
and the audio codec Vorbis in an Ogg container developed by the Xiph.org Foundation ... the value of the @type attribute, the browser will guess whether it may be able to
play the media resource. It can make three decisions:
ã It does not support the resource type.
ã Maybe: there...
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