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Download e-book for kindle: Learning Scrapy by Dimitrios Kouzis-Loukas

By Dimitrios Kouzis-Loukas

Key gains
• Extract facts from any resource to accomplish actual time analytics.
• packed with thoughts and examples that can assist you move slowly web pages and extract info inside hours.
• A hands-on consultant to internet scraping and crawling with real-life difficulties and strategies

Book Description
This ebook covers the lengthy awaited Scrapy v 1.0 that empowers you to extract helpful information from nearly any resource with little or no attempt. It begins via explaining the basics of Scrapy framework, by way of an intensive description of ways to extract info from any resource, fresh it up, form it as in keeping with your requirement utilizing Python and third celebration APIs. subsequent you can be familiarised with the method of storing the scrapped information in databases in addition to se's and appearing actual time analytics on them with Spark Streaming. by way of the tip of this booklet, you are going to excellent the paintings of scarping information in your purposes very easily

What you are going to learn
• comprehend HTML pages and write XPath to extract the information you would like
• Write Scrapy spiders with easy Python and do net crawls
• Push your information into any database, seek engine or analytics procedure
• Configure your spider to obtain documents, photographs and use proxies
• Create effective pipelines that form facts in exactly the shape you will have
• Use Twisted Asynchronous API to approach hundreds and hundreds of things at the same time
• Make your crawler super-fast by means of studying tips to track Scrapy's functionality
• practice huge scale dispensed crawls with scrapyd and scrapinghub

About the writer
Dimitrios Kouzis-Loukas has over fifteen years adventure as a topnotch software program developer. He makes use of his bought wisdom and services to educate quite a lot of audiences tips to write nice software program, as well.

He studied and mastered numerous disciplines, together with arithmetic, physics, and microelectronics. His thorough knowing of those matters helped him elevate his criteria past the scope of "pragmatic solutions." He is aware that real recommendations might be as definite because the legislation of physics, as strong as ECC thoughts, and as common as mathematics.

Dimitrios now develops allotted, low-latency, highly-availability structures utilizing the most recent datacenter applied sciences. he's language agnostic, but has a moderate choice for Python, C++, and Java. an organization believer in open resource software program and undefined, he hopes that his contributions will gain person groups in addition to all of humanity.

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Programming Environments for Massively Parallel Distributed - download pdf or read online

By Tom MacDonald, Zdenek Sekera (auth.), PD Dr. Karsten M. Decker, Dr. René M. Rehmann (eds.)

Hugely Parallel platforms (MPSs) with their scalable computation and space for storing delivers have gotten more and more very important for high-performance computing. The transforming into popularity of MPSs in academia is obviously obvious. even if, in commercial businesses, their utilization continues to be low. The programming of MPSs continues to be the large situation, and fixing this software program challenge is typically often called probably the most not easy projects of the 1990's. The 1994 operating convention on "Programming Environments for hugely Parallel platforms" was once the most recent occasion of the operating team WG 10.3 of the foreign Federation for info Processing (IFIP) during this box. It succeeded the 1992 convention in Edinburgh on "Programming Environments for Parallel Computing". The learn and improvement paintings mentioned on the convention addresses the complete spectrum of software program difficulties together with digital machines that are much less bulky to software; less demanding programming versions; complicated programming languages, and particularly extra subtle programming instruments; but additionally algorithms and purposes.

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Download e-book for kindle: Model Checking Software: 11th International SPIN Workshop, by Reinhard Wilhelm (auth.), Susanne Graf, Laurent Mounier

By Reinhard Wilhelm (auth.), Susanne Graf, Laurent Mounier (eds.)

Since 1995, while the SPIN workshop sequence used to be instigated, SPIN workshops were hung on an annual foundation in Montr´ eal (1995), New Brunswick (1996), Enschede (1997), Paris (1998), Trento (1999), Toulouse (1999), Stanford (2000), Toronto (2001), Grenoble (2002) and Portland (2003). All however the ?rst SPIN workshop have been geared up as satellite tv for pc occasions of bigger meetings, particularly of CAV (1996), TACAS (1997), FORTE/PSTV (1998), FLOC (1999), the realm Congress on Formal tools (1999), FMOODS (2000), ICSE (2001, 2003) and ETAPS (2002). This yr back, SPIN used to be held as a satellite tv for pc occasion of ETAPS 2004. The co-location of SPIN workshops with meetings has confirmed to be very winning and has helped to disseminate SPIN version checking expertise to wider audiences. in view that 1999, the lawsuits of the SPIN workshops have seemed in Springer-Verlag’s Lecture Notes in desktop technology sequence. The historical past of winning SPIN workshops is facts for the maturing of version checking know-how, not just within the area, yet more and more additionally within the software program region. whereas in previous years algorithms and gear improvement aroundtheSPINmodelcheckerwerethefocusofthisworkshopseries,forseveral years now the scope has been widened to incorporate extra basic ways to software program version checking strategies and instruments in addition to purposes. The SPIN workshop has develop into a discussion board for all practitioners and researchers attracted to version checking dependent ideas for the validation and research of communique protocols and software program systems.

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XML Made Simple (Made Simple Programming) by Robert Henderson;Sharon Deane PDF

By Robert Henderson;Sharon Deane

XML is the Extensible Markup Language. it really is designed to enhance the performance of the net by way of offering extra versatile and adaptable details id. XML Made basic presents a quick creation to XML for the individual that favours domestic examine and self educating and doesn't have pricey computing amenities to profit on. XML Made easy can be utilized by means of anyone operating home windows and an entry-level database package deal. This book:*Introduces the fundamental ideas of XML*Shows step-by-step the way to construct an XML rfile and site pushed via XML*Introduces XSL, XSLT, XPath, and XSL Formatting Objects*Looks at programs which could assist you produce XML software program * routines and fabric builds up right into a uncomplicated undertaking* begins from first rules and doesn't think the reader is a professional * built to offer the entire details had to construct an XML pushed site

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Download e-book for kindle: Determination of Some Properly Irregular Cyclotomic Fields by Stafford E. T.

By Stafford E. T.

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New PDF release: Android Native Development Kit Cookbook

By Feipeng Liu

A step by step instructional with greater than 60 concise recipes on Android NDK improvement skills.

Overview

• construct, debug, and profile Android NDK apps.
• enforce a part of Android apps in local C/C++ code.
• Optimize code functionality in meeting with Android NDK.

In Detail

Building Android functions might often suggest that you simply spend your entire time operating in Java. There are besides the fact that occasions while this isn't the best or top procedure for the appliance being outfitted. this can be the place Android NDK comes in.

Android NDK permits the developer to write down in local C/C++, supplying you with the facility to reuse code and libraries and in addition, as a rule, elevate the rate and potency of your application.

The Android local improvement package Cookbook can assist the advance, development, and debugging of your local Android functions. we are going to observe and research JNI programming and crucial NDK APIs resembling OpenGL ES, and the local software API. we'll then discover the method of porting latest libraries and software program to NDK. by way of the tip of this booklet it is possible for you to to construct your individual apps in NDK apps.

Android local improvement equipment Cookbook starts with simple recipes that can assist you within the development and debugging of local apps, and JNI programming. The recipes hide quite a few subject matters of software improvement with Android NDK reminiscent of OpenGL programming and Multimedia programming. we'll start with an easy recipe, hi NDK, sooner than relocating directly to disguise complicated subject matters with recipes on OpenGL ES that target second and 3D portraits, in addition to recipes that debate operating with NDK and exterior APIs. when you are searching for how you can make your software to be had in Android and take measures to spice up your application’s functionality, then this Cookbook is for you.

What you are going to research from this book

• enhance Android apps in C/C++ with no unmarried line of Java.
• software 2D/3D pix with either OpenGL ES 1x and 2.0 in Android NDK.
• Write multi-threaded Android apps in Android NDK.
• Port present C/C++ libraries and functions to Android with NDK.
• enhance multimedia Android apps with Android NDK.

Approach

This publication is written in a Cookbook sort, starting with recipes which specialize in supporting builders make their software/application on hand in Android.

Who this booklet is written for

Android builders who are looking to study Android NDK programming, or improve multimedia and video games in Android NDK will take advantage of this publication.

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Download e-book for kindle: Modern PHP: New Features and Good Practices by Josh Lockhart

By Josh Lockhart

The personal home page language is assorted than you have in mind. not as regards to procedural code and monolithic frameworks, Hypertext Preprocessor has skilled a renaissance to develop into a full-featured, mature language with object-orientation, namespaces, and a starting to be choice of reusable part libraries.

"Modern PHP" unearths those new language beneficial properties in motion. writer Josh Lockhart--creator of Hypertext Preprocessor the suitable method, a well-liked neighborhood initiative--shows you the way to strengthen personal home page purposes utilizing top practices for software structure and making plans, databases, safeguard, trying out, debugging, and deployment.Learn specific, sensible concepts so that you can instantly enforce on your personal home page projectGrow your Hypertext Preprocessor skillset with the latest language positive factors and glossy top practicesGet in control on new language good points of personal home page 5.x (OOP, DateTime, namespaces, characteristics, and more)Discover the newest from the Hypertext Preprocessor group, together with what's new with the Hack programming language and the HipHop digital desktop (HHVM)

Find out how the recent Hypertext Preprocessor has develop into a extra mature language with group criteria, a growing to be affinity for interoperable parts, and a passionate group devoted to bettering functionality.

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Download e-book for kindle: DirectX 11.1 Game Programming by Pooya Eimandar

By Pooya Eimandar

A step by step advisor to making 3D functions and interactive video games in home windows 8

Overview

• study new good points in Direct3D 11.1
• detect the right way to increase a multithreaded pipeline online game engine
• comprehend shader version five and find out how to create an editor for the game

In Detail

DirectX is designed to create eye-popping 3-D visuals and immersive sound results present in lots of today's notebook video games. DirectX 11.1 contains a variety of advancements from its past model. It's designed to be extra effective, leverage the facility of today's multi-core processors, and supply aid for classy shading and texturing suggestions similar to tessellation.

DirectX 11.1 video game Programming brings unheard of energy and suppleness to programmers who are looking to excel in graphical courses. DirectX 11.1 video game Programming is an advent to making interactive special effects and video games, utilizing Direct3D 11.1. you'd be guided in the course of the new beneficial properties of Direct3D besides XAML to construct an extensible multithreaded framework for growing 3D purposes and video games at the home windows eight metro kind platform.

DirectX 11.1 online game Programming explores the strategies to establish a 3D multithreaded framework for metro variety images courses. you'd be guided in the course of the means of extending your framework to make use of the benefits of Direct3D 11.1.

We may then discover visible Studio version editor for loading and modifying your resources and the best way to render them with the Direct3D pipeline. we are going to additionally discover the helping inputs corresponding to keyboards, tips, Xbox controllers, and the way to render the full 3D scene utilizing digicam, sound, billboard, tessellation, publish processors, and parallel libraries, in addition to assisting XAML. you'll additionally study different recommendations of debugging this system and will be good outfitted with every thing you must begin programming 3D purposes and video games with DirectX 11.1 on home windows eight platforms.

What you'll research from this book

• Loading and rendering mesh utilizing the output structure of visible Studio version Editor.
• Draw geometry with texture and compiled shaders
• Load and render meshes utilizing the output structure of the visible Studio version editor
• imposing asynchronous source loading
• showing functionality data
• upload collision detection, sound, bump mapping, specular mapping, and a billboard method to the framework
• Use tessellation for making improvements to fabric surfaces
• Compose XAML and Direct3D
• upload put up processing and parallel collision detection utilizing C++Amp

Approach

Written in step by step educational structure, we are going to discover the construction of 3D purposes and video games during the improvement of a home windows eight metro kind game.

Who this ebook is written for

DirectX 11.1 online game Programming is written for builders with wisdom of C++ essentails and 3D arithmetic who would need to create metro type video games at the home windows eight platform.

DirectX 11.1 online game Programming explores Direct3D 11.1 and Microsoft C++ part extensions in addition to introducing C++ sped up giant parallelism.

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Download PDF by Frank S. de Boer, Marcello M. Bonsangue, Eric Madelaine: Formal Methods for Components and Objects: 7th International

By Frank S. de Boer, Marcello M. Bonsangue, Eric Madelaine

All sleek industries depend upon huge and intricate software program platforms. with the intention to build such huge structures in a scientific demeanour, the point of interest of the advance methodologies has switched within the final 20 years from sensible to structural matters. Formal equipment were utilized effectively to the verification of medium-sized courses in protocol and layout. even though, their software to the advance of enormous platforms calls for a better emphasis on specification, modeling, and validation options aiding the strategies of reusability and modifiability, and their implementation in new extensions of current programming languages like Java. This cutting-edge survey offers the result of the seventh Symposium on Formal tools for parts and gadgets, held in Sophia Antipolis, France, in October 2008. the quantity includes 14 revised contributions submitted after the symposium via audio system from all of the following ecu IST tasks: the IST-FP7 undertaking COMPAS on compliance-driven types, languages, and architectures for prone; the IST-FP6 undertaking CREDO on modelling and research of evolutionary buildings for disbursed providers; the IST-FP7 install on commercial deployment of complex process engineering tools for prime productiveness and dependability; the IST-FP6 venture GridComp on grid programming with elements; and the IST-FP6 venture MOBIUS aiming at constructing the know-how for developing belief and protection for the following iteration of world desktops, utilizing the facts sporting code paradigm.

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Art of Programming Contest by Ahmed Shamsul Arefin PDF

By Ahmed Shamsul Arefin

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