Download E-books Joe Celko's Thinking in Sets: Auxiliary, Temporal, and Virtual Tables in SQL (The Morgan Kaufmann Series in Data Management Systems) PDF

By Joe Celko

Completely clever programmers usually fight while compelled to paintings with SQL. Why? Joe Celko believes the matter lies with their procedural programming mind-set, which retains them from taking complete benefit of the facility of declarative languages. the result's overly complicated and inefficient code, let alone misplaced productivity.

This booklet will switch how you take into consideration the issues you clear up with SQL programs.. targeting 3 key table-based recommendations, Celko finds their strength via specified examples and transparent factors. As you grasp those options, you’ll locate you could conceptualize difficulties as rooted in units and solvable via declarative programming. earlier than lengthy, you’ll be coding extra fast, writing extra effective code, and making use of the entire strength of SQL

• choked with the insights of 1 of the world’s best SQL gurus - famous for his wisdom and his skill to educate what he knows.

• makes a speciality of auxiliary tables (for computing services and different values by way of joins), temporal tables (for temporal queries, ancient information, and audit information), and digital tables (for more suitable performance).

• provides transparent suggestions for picking out and properly employing the proper desk strategy.

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Download E-books Deploying Rails Applications: A Step-by-Step Guide (Facets of Ruby) PDF

By Ezra Zygmuntowicz

First you will the right way to construct out your shared, digital, or devoted host. Then, you will see easy methods to construct your functions for construction and set up them with one step, whenever. Deploying Rails functions will take you from an easy shared host via a hugely scalable clustered and balanced setup with Nginx.

See easy methods to inform even if you could have obtained adequate firepower, and find out how to optimize your Rails initiatives functions in a systemic, rational means. make the most of complicated caching concepts, and develop into and specialist with the most recent servers in Nginx and Mongrel. don't be concerned. you will get a dose of Apache too.

Not in basic terms will you how to configure your creation atmosphere, you are going to additionally see find out how to display screen it with unfastened, computerized instruments that may restart your servers while the reminiscence use will get too excessive for convenience. you will see the way to take a functionality baseline, profile for bottlenecks, and remedy the most typical functionality difficulties you are more likely to see.

You'll learn:

Everything from resource regulate and migrations to Capistrano, rake projects and beyond.

Directly from authors who run EngineYard, the best Rails hosts within the business.

How to install your purposes to a number of construction servers with a unmarried command utilizing Capistrano.

How to setup a Rails/Nginx/Mongrel cluster for purposes with excessive scalabilty needs.

...and more!

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Download E-books Drupal for Education and E-Learning - Second Edition PDF

You needn't be a techie to construct a community-based web site in your tuition. With this advisor to Drupal you can actually create an internet studying and sharing area on your scholars and co-workers, quick and easily.


  • Create a robust instrument for communique between academics, scholars, and the neighborhood with minimum programming knowledge
  • Produce blogs, on-line discussions, teams and a media internet hosting platform utilizing Drupal
  • Step-by-step directions in a teacher-friendly procedure; developing your lecture room site might be an stress-free task

In Detail

As social networks turn into extra well known, their position within the school room has come below scrutiny. Drupal deals a large choice of valuable instruments for educators. inside of a unmarried Drupal web site, you could organize social bookmarking, podcasting, video webhosting, formal and casual teams, wealthy consumer profiles, and different positive aspects normally linked to social internet communities.

" Drupal for schooling and E-Learning - moment version" teaches you the way to create your personal social networking web site to increase instructing and studying pursuits within the school room, whereas providing you with whole regulate over positive factors and entry. converse with scholars, percentage studying assets, and music assignments via uncomplicated initiatives with this hands-on guide.

In this publication you are going to learn how to set up and configure the default Drupal distribution after which expand it to incorporate blogs, bookmarks, a media sharing platform, and dialogue forums.

The ebook additionally covers the right way to arrange your website to simply song pupil paintings at the web site, and the way to manage who has entry to that details. also, it teaches you the way to make the location effortless to exploit, tips on how to preserve the location, and the way to invite for and obtain assist in the Drupal community.

What you are going to research from this book

  • Build an intuitive constitution to permit scholars and lecturers to discover suitable content material by way of developing blogs for either lecturers and students
  • Create roles and permissions for controlling entry to diverse elements of the site
  • Share and deal with bookmarks, podcasts, photos, and video to help instructing and learning
  • Foster dialogue and conversation between lecturers, scholars, and in addition the bigger institution neighborhood to collaborate on projects
  • Support a number of periods in the related site
  • Publish assignments for college kids on your classes, and tune pupil responses to these assignments
  • Learn to switch aid with the Drupal community
  • Discover the best way to backup and keep your web site as soon as it truly is built


With transparent directions and many screenshots, this e-book presents the entire aid and information you'll want as you start to create your lecture room web site. step by step tutorials assist you use Drupal within the most productive and powerful methods attainable. humans new to Drupal will discover a reliable creation of the fundamentals; whereas more matured clients will study worthwhile information and methods for utilizing Drupal in a lecture room context.

Who this e-book is written for

If you're an instructor, teach or an educator who desires to construct an internet site on your school room, be it uncomplicated or any larger schooling, "Drupal 7 for schooling and E-Learning - moment variation" will advisor you in attaining your target at each step. No adventure with programming languages, HTML, or CSS is required to appreciate the examples during this book.

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Download E-books The Rails 4 Way (3rd Edition) (Addison-Wesley Professional Ruby) PDF

By Kevin Faustino

The “Bible” for Rails improvement: Now totally up to date for Rails 4.1


"When I learn The Rails means for the 1st time, I felt like i really understood Rails for the 1st time.”

—From the Foreword by means of Steve Klabnik


Ruby on Rails four is leaner, tighter, or even extra important to expert internet builders. greater than ever, it is helping you specialise in what concerns such a lot: offering enterprise worth through fresh and maintainable code.


The Rails 4 means is the single accomplished, authoritative advisor to providing production-quality code with Rails four. Kevin Faustino joins pioneering Rails developer Obie Fernandez to light up the complete Rails four API, together with its strongest and smooth idioms, layout techniques, and libraries. They current large new and up to date content material on safeguard, functionality, caching, Haml, RSpec, Ajax, the Asset Pipeline, and more.


Through distinctive code examples, you’ll dive deep into the Rails four code base, notice why Rails is designed because it is, and find out how to make it just do what you will have. confirmed in dozens of construction structures, this book’s ideas will maximize your productiveness and assist you construct extra profitable recommendations. You’ll are looking to continue this consultant through your computer—you’ll consult with it constantly.


This consultant can assist you

  • Build strong, scalable REST-compliant APIs
  • Program complicated software flows utilizing motion Controller
  • Represent versions, relationships, CRUD operations, searches, validation, callbacks, and more
  • Smoothly evolve software database schema through Migrations
  • Apply complex lively list options: single-table inheritance, polymorphic versions, and more
  • Create visible components with motion View and partials
  • Optimize functionality and scalability with view caching
  • Master the hugely efficient Haml HTML templating engine
  • Make the main of Rails’ method of consultation management
  • Secure your structures with Rails 4’s more advantageous authentication and authorization
  • Resist SQL Injection, XSS, XSRF, and different attacks
  • Extend Rails with renowned gemstones and plugins, and discover ways to write your own
  • Integrate e mail prone with motion Mailer
  • Use Ajax through Rails four aid for unobtrusive JavaScript
  • Improve responsiveness with historical past processing
  • Leverage Asset Pipeline to simplify improvement, enhance perceived functionality, and decrease server burdens
  • Accelerate implementation and advertise maintainability with RSpec

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Download E-books AngularJS Services PDF

By Jim Lavin

Design, construct, and try out companies to create a beginning in your AngularJS applications

About This Book

  • Understand how prone are an essential portion of the AngularJS framework and the way leveraging providers can profit your application
  • Design and constitution your AngularJS prone and research the simplest practices utilized in designing AngularJS services
  • Effectively write, try out, and eventually install your application

Who This publication Is For

If you're an intermediate JavaScript developer who's trying to improve your figuring out of single-page net software improvement with a spotlight on AngularJS companies, then this ebook is for you.

What you'll Learn

  • Write Jasmine eventualities to check your AngularJS services
  • Implement universal performance that may be leveraged via the controllers, directives, and different companies on your application
  • Build providers that create, retrieve, replace, and delete your application's facts on exterior servers
  • Incorporate third-party JavaScript libraries into your AngularJS application
  • Move company good judgment to the buyer part to construct a brand new type of serverless applications
  • Optimize your AngularJS software for max performance

In Detail

This e-book offers you the abilities and most sensible practices had to create AngularJS providers. It begins with the basics of what companies are and their position in a customary AngularJS software. you'll stroll during the improvement of a real-world software utilizing companies around the quite a few software layers after which circulation directly to create providers that supply cross-cutting issues comparable to messaging, logging, and authentication.

Next, the ebook covers companies that offer facts entry exhibiting you the way to have interaction with exterior cloud-based info prone and the way to cache information at the customer to minimize community latency. The booklet then exhibits you ways to jot down companies that leverage different cloud-based companies to create mashups and comprise performance on your software with no writing loads of code.

You also will the right way to create company common sense gadgets, ideas engines, and finite nation machines, which might be used to supply company common sense on your application.

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Download E-books Professional Website Performance: Optimizing the Front-End and Back-End PDF

By Peter Smith

Achieve optimum site velocity and function with this Wrox guide
Effective web site improvement calls for optimal functionality with reference to either internet browser and server. This e-book covers all points of establishing and protecting web pages that convey height functionality on all degrees. Exploring either front-end and back-end configuration, it examines components like compression and JavaScript, database functionality, MySQL tuning, NoSQL choices, load-balancing throughout a number of servers, powerful caching of internet contents, CSS, and masses extra. either builders and method directors will locate worth during this platform-neutral guide.* Covers crucial info for growing and preserving web content that carry height functionality on either entrance finish and again finish* Explains the right way to configure front-end functionality concerning the net browser and the way to hurry up verbal exchange among server and browser* themes comprise MySQL tuning, NoSQL choices, CSS, JavaScript, and internet photos* Explores the way to reduce the functionality consequences of SSL; load-balancing throughout a number of servers with Apache, Nginx, and MySQL; and potent caching and compression of internet contents
Professional web site functionality: Optimizing front finish and again End deals crucial info to assist either front-end and back-end technicians verify greater web site performance.

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Download E-books REST in Practice: Hypermedia and Systems Architecture PDF

By Jim Webber, Savas Parastatidis, Ian Robinson

Why do not normal firm tasks pass as easily as initiatives you enhance for the internet? Does the remainder architectural type quite current a plausible replacement for development dispensed platforms and enterprise-class applications?

during this insightful publication, 3 Soa specialists offer a down-to-earth clarification of relaxation and show how one can advance uncomplicated and stylish dispensed hypermedia platforms by means of utilizing the Web's guiding ideas to universal company computing difficulties. you are going to study innovations for enforcing particular internet applied sciences and styles to resolve the desires of a customary corporation because it grows from modest beginnings to turn into an international enterprise.

  • Learn simple net ideas for software integration
  • Use Http and the Web’s infrastructure to construct scalable, fault-tolerant company applications
  • Discover the Create, learn, replace, Delete (Crud) trend for manipulating resources
  • Build Restful companies that use hypermedia to version kingdom transitions and describe company protocols
  • Learn tips to make Web-based strategies safe and interoperable
  • Extend integration styles for event-driven computing with the Atom Syndication structure and enforce multi-party interactions in AtomPub
  • Understand how the Semantic internet will effect platforms design

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Download E-books Simple and Usable Web, Mobile, and Interaction Design (Voices That Matter) PDF

By Giles Colborne

In a posh global, items which are effortless to take advantage of win want with shoppers. this is often the 1st booklet related to simplicity aimed particularly at interplay designers. It exhibits how you can drill down and simplify person reports whilst designing electronic instruments and purposes. It starts through explaining why simplicity is appealing, explores the legislation of simplicity, and offers confirmed innovations for attaining simplicity. eliminate, cover, arrange and displace turn into guidance for designers, who research simplicity through seeing ahead of and after examples and case reports the place the implications communicate for themselves.

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Download E-books Getting Started with Drupal Commerce PDF

Learn every little thing you want to be aware of with a view to get your first Drupal trade web site arrange and trading


  • Understand the major ideas of Drupal trade, its philosophy, and the way it matches within the Drupal environment
  • Learn the necessities of making plans your shop to save lots of time and frustration
  • Set up and configure your shop together with undefined, taxes, rate reductions, coupons, and shipping
  • Configure your cart and checkout strategy and combine them with a check gateway
  • Learn with assistance from a step by step consultant to making a brand new e-store utilizing a true existence example

In Detail

Drupal trade is rising because the most popular alternative for open resource e-commerce, and it additionally stands as much as comparability opposed to demonstrated proprietary systems.

Getting begun with Drupal trade is an introductory consultant to construction a web shop utilizing Drupal trade in Drupal 7.

Getting begun with Drupal trade takes you step by step via an entire e-commerce site construct, from a fresh install of Drupal to a for instance shop. beginning with easy methods to manage a Drupal improvement setting, we then speak about the making plans of an e-commerce web site and the common questions you need to be asking ahead of getting started.

Next, we stroll via the entire crucial setup required for many forms of e-shop, together with taxes, transport, savings and coupons, the checkout procedure, and backend order administration. via the tip of having begun with Drupal trade, you can be fully-equipped to devise and construct your personal shop and you'll comprehend the basic rules of Drupal trade that might show you how to growth to extra complicated shop builds.

What you'll study from this book

  • Learn the elemental ideas of Drupal Commerce
  • Install Drupal and Drupal trade in an area improvement environment
  • Plan an e-shop for construction in Drupal Commerce
  • Install and configure Drupal Commerce
  • Set up a product catalogue and research the adaptation among product screens and variations
  • Configure VAT and revenues tax
  • Set up the checkout process
  • Create expense diversifications and particular bargains for items and customers
  • Manage the order approach in trade Backoffice
  • Extend trade with extra contributed modules


A easy but concise step by step educational that starts off from scratch and builds up your wisdom with centred examples that might provide help to organize and run an e-commerce website.

Who this e-book is written for

This booklet is for novices and should take you thru the set up and configuration of Drupal trade from scratch, yet a few familiarity with Drupal 7 could be a bonus. All examples are in keeping with improvement on an area laptop - you don't need a hosted Drupal environment.

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Download E-books Linux Shell Scripting Cookbook, Second Edition PDF

By Shantanu Tushar, Sarath Lakshman

Don't forget the shell - this publication will empower you to take advantage of basic instructions to accomplish complicated initiatives. no matter if you are a informal or complex Linux person, the cookbook strategy makes all of it so brilliantly available and, mainly, necessary.


  • grasp the artwork of crafting one-liner command series to accomplish textual content processing, digging info from documents, backups to sysadmin instruments, and much more
  • And if strong textual content processing is not adequate, see find out how to make your scripts engage with the web-services like Twitter, Gmail
  • Explores the chances with the shell in an easy and stylish manner - you will find the best way to successfully remedy difficulties on your day after day life

In Detail

The shell is still the most strong instruments on a working laptop or computer procedure — but a great number of clients are blind to how a lot one could accomplish with it. utilizing a mixture of straightforward instructions, we are going to see tips on how to remedy complicated difficulties in everyday computing device usage.

Linux Shell Scripting Cookbook, moment version will take you thru worthwhile real-world recipes designed to make your lifestyle effortless while operating with the shell. The ebook exhibits the reader the best way to successfully use the shell to complete complicated projects with ease.

The publication discusses fundamentals of utilizing the shell, basic instructions and proceeds to teach the reader how you can use them to accomplish advanced initiatives with ease.

beginning with the fundamentals of the shell, we'll examine uncomplicated instructions with their usages permitting us to accomplish operations on documents of other type. The publication then proceeds to provide an explanation for textual content processing, net interplay and concludes with backups, tracking and different sysadmin tasks.

Linux Shell Scripting Cookbook, moment variation serves as an outstanding consultant to fixing each day difficulties utilizing the shell and few strong instructions jointly to create solutions.

What you'll examine from this book

  • discover quite a few average utilization initiatives and the way it may be made speedier utilizing shell command
  • Write shell scripts that may dig facts from internet and approach it with few strains of code
  • Use other kinds of instruments jointly to create solutions
  • engage with basic net API from scripts
  • practice and automate initiatives corresponding to automating backups and repair with archiving tools
  • Create and keep file/folder records, compression codecs and encrypting ideas with shell
  • organize Ethernet and instant LAN with the shell script
  • video display various actions at the community utilizing logging techniques


This booklet is written in a Cookbook type and it bargains studying via recipes with examples and illustrations. each one recipe includes step by step directions approximately every little thing essential to execute a selected activity. The publication is designed that you should learn it from begin to finish for novices, or simply open up any bankruptcy and begin following the recipes as a reference for complicated users.

Who this booklet is written for

This booklet is either for the informal GNU/Linux clients who are looking to do striking issues with the shell, and for complicated clients trying to find how you can make their lives with the shell extra productive.

You can commence writing scripts and one-liners through easily the same recipe and its descriptions with none operating wisdom of shell scripting or Linux. Intermediate/advanced clients in addition to method directors/ builders and programmers can use this publication as a reference once they face difficulties whereas coding.

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