Download E-books Python Descriptors PDF

By Jacob Zimmerman

This brief publication on Python descriptors is a suite of data and concepts from many resources on facing and developing descriptors. And, after facing the issues all descriptors have in universal, the writer explores rules that experience a number of methods of being applied in addition to thoroughly new principles by no means visible somewhere else before.
This really is a finished consultant to making Python descriptors. As an advantage: A pip install-able library, descriptor_tools, used to be written along this booklet and is an open resource library on GitHub.
There will not be many strong assets available in the market for writing Python descriptors, and intensely few books. it is a unhappy situation, because it makes it tricky for Python builders to get a truly strong figuring out of ways descriptors paintings and the recommendations to prevent the massive gotchas linked to operating with them.
What you'll Learn
  • Discover descriptor protocols
  • Master characteristic entry and the way it applies to descriptors
  • Make descriptors and detect why you should
  • Store attributes
  • Create read-only descriptors and _delete()
  • Explore the descriptor classes
  • Apply the opposite makes use of of descriptors and more
Who This e-book Is For
Experienced Python coders, programmers and developers.

Show description

[...]

Read More...

Download E-books Learning Cocoa (en anglais) PDF

By James Duncan Davidson

Learning Cocoa with Objective-C is the "must-have" e-book for those who are looking to enhance functions for Mac OS X, and is the single publication authorized and reviewed via Apple engineers. in response to the Jaguar unlock of Mac OS X 10.2, this version of Learning Cocoa contains examples that use the handle e-book and common entry APIs. additionally incorporated is a convenient speedy reference card, charting Cocoa's beginning and AppKit frameworks, in addition to an Appendix that features a directory of assets necessary to any Cocoa developer--beginning or advanced.Completely revised and up-to-date, this second version starts off with a few basic examples to familiarize you with the fundamental components of Cocoa programming in addition Apple's Developer instruments, together with venture Builder and Interface Builder.After introducing you to venture Builder and Interface Builder, it brings you speedy up to the mark at the suggestions of object-oriented programming with Objective-C, the language of selection for development Cocoa functions. From there, every one bankruptcy provides a special pattern software that you should construct, with effortless to keep on with, step by step directions to educate you the basics of Cocoa programming. The suggestions you are going to examine in each one bankruptcy lay the root for extra complex innovations and ideas awarded in later chapters.You'll find out how to:

  • Effectively use Apple's suite of Developer instruments, together with venture Builder and Interface Builder
  • Build unmarried- and multiple-window document-based applications
  • Manipulate textual content information utilizing Cocoa's textual content dealing with capabilities
  • Draw with Cocoa
  • Add scripting performance in your applications
  • Localize your software for a number of language support
  • Polish off your program by means of including an icon to be used within the Dock, supply support, and package deal your software for distribution

Each bankruptcy ends with a chain of Examples, not easy you to check your newly-learned abilities through tweaking the appliance you've gotten simply equipped, or to return to an previous instance and upload to it a few new performance. strategies are supplied within the Appendix, yet you are inspired to benefit through trying.Extensive programming adventure isn't required to accomplish the examples within the publication, although adventure with the c language can be useful. while you're acquainted with an object-oriented programming language resembling Java or Smalltalk, you'll quickly arise to hurry with the Objective-C language. differently, uncomplicated object-oriented and language thoughts are lined the place needed.

Show description

[...]

Read More...

Download E-books Head First Java, 2nd Edition PDF

By Kathy Sierra, Bert Bates

Learning a fancy new language isn't any effortless activity specifically while it s an object-oriented desktop programming language like Java. you may imagine the matter is your mind. it kind of feels to have a brain of its personal, a brain that does not regularly are looking to absorb the dry, technical stuff you are pressured to study.

in point of fact your mind craves novelty. it really is regularly looking out, scanning, watching for whatever strange to ensue. in spite of everything, that is the manner it used to be outfitted that will help you remain alive. It takes the entire regimen, usual, uninteresting stuff and filters it to the heritage so it will not intrude along with your brain's actual work--recording issues that subject. How does your mind understand what concerns? it really is just like the creators of the pinnacle First process say, think you are out for a hike and a tiger jumps in entrance of you, what occurs on your mind? Neurons fireplace. feelings crank up. chemical substances surge. that is how your mind knows.

and that is how your mind will research Java. Head First Java combines puzzles, powerful visuals, mysteries, and soul-searching interviews with well-known Java items to interact you in lots of other ways. it really is quickly, it is enjoyable, and it truly is powerful. And, regardless of its playful visual appeal, Head First Java is critical stuff: an entire advent to object-oriented programming and Java. you will examine every thing from the basics to complex themes, together with threads, community sockets, and allotted programming with RMI. And the hot. moment variation specializes in Java 5.0, the most recent model of the Java language and improvement platform. simply because Java 5.0 is an enormous replace to the platform, with deep, code-level alterations, much more cautious learn and implementation is needed. So studying the pinnacle First means is extra very important than ever.

If you might have learn a Head First ebook, you recognize what to expect--a visually wealthy layout designed for how your mind works. when you have not, you are in for a deal with. you will see why humans say it truly is in contrast to the other Java publication you have ever read.

through exploiting how your mind works, Head First Java compresses the time it takes to benefit and retain--complex details. Its special approach not just indicates you what you want to learn about Java syntax, it teaches you to imagine like a Java programmer. that will be bored, purchase another publication. but when you must comprehend Java, this book's for you.

Show description

[...]

Read More...

Download E-books Pro Hadoop Data Analytics: Designing and Building Big Data Systems Using the Hadoop Ecosystem PDF

Learn complicated analytical options and leverage latest toolkits to make your analytic functions extra robust, special, and effective. This ebook presents the correct mix of structure, layout, and implementation details to create analytical structures which transcend the fundamentals of category, clustering, and advice. In professional Hadoop facts Analytics top practices are emphasised to make sure coherent, effective improvement. A git contribution should be supplied as an end-to-end instance of the innovations defined within the book.

The e-book emphasizes 4 very important themes: the significance of end-to-end, versatile, configurable, high-performance facts pipeline platforms with analytical elements in addition to acceptable visualization effects. Deep-dive themes will comprise Spark, H20, Vopal Wabbit (NLP), Stanford NLP, and different acceptable toolkits and plugins. top practices and based layout ideas. it will comprise strategic subject matters in addition to the how one can instance portions.The significance of mix 'n match or hybrid platforms to complete program objectives. The hybrid procedure may be well-liked within the instance deep dives.Use of current third-party libraries is essential to powerful improvement. Deep dive examples of the performance of a few of those toolkits may be showcased as you improve the instance system.

A whole instance procedure may be constructed utilizing regular third-party parts, to be submitted to git, on the way to encompass the toolkits, libraries, visualization and reporting code, and help glue to supply a operating and extensible end-to-end procedure.

Effective info analytics, fairly while the knowledge is advanced, high-volume, or unstructured, is especially difficult. dispensed recommendations have lately develop into to be had however the skill to construct end-to-end analytical platforms utilizing Hadoop and its atmosphere has remained super challenging.

What you will study The what, why, and the way of creating large info analytic platforms with the Hadoop ecosystemLibraries, toolkits, and algorithms to make improvement more straightforward and extra effectiveBest practices to exploit while construction analytic platforms with Hadoop, and metrics to degree functionality and potency of elements and systemsHow to connect with common relational databases, noSQL facts assets, and moreUseful case reviews and instance elements which help you in growing your personal systemsWho This ebook Is For
Software engineers, architects, and information scientists with an curiosity within the layout and implementation of massive facts analytical platforms utilizing Hadoop, the Hadoop surroundings, and different linked technologies.
"

Show description

[...]

Read More...

Download E-books Java and XML PDF

By Justin Edelson

Java and XML, third Edition, exhibits you the way to chop via the entire hype approximately XML and positioned it to paintings. It teaches you the way to exploit the APIs, instruments, and tips of XML to construct real-world functions. the result's a brand new method of dealing with details that touches every little thing from configuration records to internet sites.

After chapters on XML fundamentals, together with XPath, XSL, DTDs, and XML Schema, the remainder of the e-book specializes in utilizing XML out of your Java purposes. This 3rd version of Java and XML covers all significant Java XML processing libraries, together with complete insurance of the SAX, DOM, StAX, JDOM, and dom4j APIs in addition to the most recent model of the Java API for XML Processing (JAXP) and Java structure for XML Binding (JAXB). The chapters on net expertise were completely rewritten to target the ultra-modern so much appropriate subject matters: syndicating content material with RSS and growing internet 2.0 purposes. you will how one can create, learn, and adjust RSS feeds for syndicated content material and use XML to energy the subsequent new release of sites with Ajax and Adobe Flash.

Topics include:

  • The fundamentals of XML, together with DTDs, namespaces, XML Schema, XPath, and Transformations
  • The SAX API, together with all handlers, filters, and writers
  • The DOM API, together with DOM point 2, point three, and the DOM HTML module
  • The JDOM API, together with the middle and a glance at XPath support
  • The StAX API, together with StAX factories, generating records and XMLPull
  • Data Binding with JAXB, utilizing the hot JAXB 2.0 annotations
  • Web syndication and podcasting with RSS
  • XML at the Presentation Layer, being attentive to Ajax and Flash applications

If you're constructing with Java and want to exploit XML, or imagine that you'll be sooner or later; in case you are considering the recent peer-to-peer move, messaging, or internet companies; or if you are constructing software program for digital trade, Java and XML could be an essential companion.

Show description

[...]

Read More...

Download E-books Oracle Database Transactions and Locking Revealed PDF

By Darl Kuhn

Oracle Database Transactions and Locking Revealed offers much-needed details for development scalable, high-concurrency purposes and set up them opposed to the Oracle Database. learn this brief, 150-page booklet that's tailored from Expert Oracle Database Architecture to realize an outstanding and exact figuring out of ways locking and concurrency are handled through Oracle Database. additionally learn the way the Oracle Database structure comprises consumer transactions, and the way you could write code to mesh with how Oracle Database is designed to operate.

Good transaction layout is a crucial side of highly-concurrent functions which are run by means of thousands, even hundreds of thousands of clients who're all executing transactions whilst. Transaction layout in flip depends an outstanding figuring out of ways the underlying database platform manages of the locking of assets which will hinder entry conflicts and knowledge loss that may another way end result from concurrent entry to information within the database.

Oracle Database Transactions and Locking Revealed covers intimately some of the lock varieties, and in addition various locking schemes akin to pessimistic and positive locking. Then you’ll know about transaction isolation and multiversion concurrency, and the way a few of the lock forms aid Oracle Database’s transactional gains. You’ll study a few strong guidance for transaction layout, in addition to a few undesirable practices and conduct to prevent. insurance is additionally given to redo and undo, and their position in concurrency. this can be an enormous ebook that any one constructing highly-concurrent functions may want to have convenient on their shelf.

Show description

[...]

Read More...

Download E-books Service- and Component-based Development: Using the Select Perspective and UML PDF

By Hedley Apperly, Ralph Hofman, David Piper

This ebook provides the techniques and practices for the development of software program platforms utilizing opt for point of view. * It info the major workflows for a latest method of providing, dealing with, and eating software program resources to carry company IT platforms. * This publication presents a entire improvement lifecycle (Select viewpoint) for part and net carrier dependent IT options, that helps parallel improvement actions, to minimize time-to-market. * It introduces the decide on viewpoint as a provide, deal with, eat software program improvement strategy. * It presents a true global venture adventure and examples. know-how: not like different improvement strategies, opt for viewpoint is concentrated on a small variety of key deliverables inside of an organizational framework of providers and shoppers, of answer pushed elements. viewers: For CIOs, IT administrators, undertaking Managers, and resolution builders. point Intermediate. Hedley Apperly is vp, Product advertising and marketing and improvement with Aonix Hedley has graduate and post-graduate skills in construction engineering, enterprise computing and strategic advertising. His 19 years event in IT, have involved in the layout and improvement of relational, object-oriented and component-bases structures. he's additionally a committee member of the British computing device Societies (BCS), Object-Oriented Programming and structures (OOPS) professional workforce. in addition to his involvement part established improvement for firm platforms, released through Cambridge collage Press, Hedley co-authored part dependent software program Engineering; placing the items jointly, released through Addison Wesley. Ralph Hofman works in supervisor prone (Benelux) at Aonix. Ralph studied computing device technology on the college of Twente within the Netherlands. He begun as a contract advisor for various businesses and really expert in tools and instruments for method improvement. Ralph initiated component-based improvement as a fashion of operating inside an enormous foreign financial institution. He joined Aonix in 2000, the place he's answerable for the consultancy and providers within the Benelux. Steve Latchem is Director of overseas prone with Aonix. Steve has been in the IT for over 18 years, protecting positions in huge consultancy teams and IT Departments starting from enterprise analyst to item orientated advisor, architect and venture supervisor. Steve now directs the worldwide specialist companies workforce at Aonix. Steve collaborated on AntiPatterns: Refactoring software program & tasks in trouble and co-authored part established software program Engineering; placing the items jointly, released by means of Addison Wesley. Barry Maybank is relevant advisor with Aonix. Barry has been in the IT for over 17 years, preserving positions in consultancy teams, IT Product businesses and Engineering businesses with roles starting from software program engineer to architect. Barry McGibbon is affiliate advisor with Aonix. Barry has labored within the IT for over 35 years, preserving very senior administration positions with best computing prone prone. He has been considering component-based improvement tasks for major corporations within the united kingdom and Europe. in addition to a common contributor to significant journals, he's writer of handling Your flow To item know-how: instructions & techniques for a gentle Transition released by means of SIGS Books Inc. he's additionally Technical Chair for Europe's greatest CBD/OO convention and a chain editor for Cambridge college Press. David Piper is a valuable advisor with Aonix. David has been operating within the IT for over twenty years keeping positions in production, monetary providers and IT consultancy with roles starting from analyst to caliber coverage supervisor and undertaking supervisor. Chris Simons is a Senior advisor with Aonix. Christopher has been in the IT for over 12 years, conserving positions in real-time, protection, retail, public quarter and finance domain names, with roles starting from software program engineer, lead analyst to technical architect. He has additionally taught object-orientation and improvement approach at numerous universities as a traveling lecturer.

Show description

[...]

Read More...

Download E-books Process Quality Assurance for UML-Based Projects PDF

By Bhuvan Unhelkar

Caliber is a subjective time period, yet whereas we may possibly fight defining it, specialists realize that undesirable caliber can derail a software program venture or tarnish the acceptance of a improvement association. high quality is hard to accomplish, yet should be attained. This new ebook spells out a technique that teaches practitioners tips on how to in achieving an appropriate point of caliber. eventually, caliber software improvement is all approximately gratifying the desires of the consumer. This publication spells out the way to in attaining that and bring a software program product that may evolve, scale, and alter based on the wishes of the person and the company. because the Unified Modeling Language is the ordinary, the publication appeals to a huge viewers by way of defining the way to use the UML to augment caliber. the writer is helping the reader comprehend the elusive nature of this pursuit, and the $64000 function that modeling performs in software program caliber. The ebook additionally issues out benefits, risks, strengths, weaknesses, traps, and pitfalls of utilizing the UML.

Show description

[...]

Read More...

Download E-books Object-Oriented Programming: The CLOS Perspective (MIT Press) PDF

To date, books on object-oriented programming have concentrated both at the method of the object-oriented paradigm or on educating the main points of a specific programming language. This assortment takes a unique procedure, interpreting one object-oriented programming language - the Common-Lisp item procedure (CLOS) - as a contemporary programming device. The fourteen contributions research CLOS from numerous angles, revealing the suggestions in the back of the layout of the language, its meant use, its impression on object-oriented layout and programming, and its position within the context of different object-oriented programming languages.Chapter 1 offers adequate aspect concerning the language for the remainder fabric to be understood by way of readers surprising with CLOS, and it concentrates at the strange features of the language. CLOS is positioned into old standpoint in bankruptcy 2, which describes the assets and evolution of principles embodied within the language. additional chapters talk about the metaobject protocol, examine CLOS with different object-oriented languages, and talk about purposes of the language and features of its implementation.

Show description

[...]

Read More...