Download Rails Crash Course: A No-Nonsense Guide to Rails Development by Anthony Lewis PDF

By Anthony Lewis

Rails is a sturdy, versatile improvement platform that allows you to construct complicated web pages quick. significant web content like GitHub, Hulu, and Twitter have run Rails less than the hood, and in the event you recognize barely enough HTML and CSS to be risky, Rails Crash direction will educate you to harness Rails in your personal tasks and create net functions which are speedy, good, and secure.

In half I, you'll research Ruby and Rails basics after which dive instantly into versions, controllers, perspectives, and deployment. As you're employed in the course of the fundamentals, you'll learn the way to:

- Craft power versions with energetic Record
- construct view templates with Embedded Ruby
- Use Git to roll again to earlier types of your code base
- install purposes to Heroku

In half II, you'll take your talents to the following point as you construct a social networking app with extra complex Ruby instruments, equivalent to modules and metaprogramming, and complicated facts modeling suggestions inside of Rails's lively checklist. You'll find out how to:

- enforce an authentication approach to spot approved users
- Write your personal automatic assessments and refactor your code with confidence
- Maximize functionality with the asset pipeline and turbolinks
- safe your app opposed to SQL injection and cross-site scripting
- manage a server and installation purposes with Capistrano

Each bankruptcy is filled with hands-on examples and routines to augment what you've realized. no matter if you're thoroughly new to Ruby or you've been mucking round for a piece, Rails Crash direction will take you from the fundamentals to delivery your first Rails software, quick.

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Download Ones and Zeros: Understanding Boolean Algebra, Digital by John R. Gregg PDF

By John R. Gregg

Observe: chapters stitched jointly from retail resource (only to be had on a chapter-by-chapter basis).

This publication explains, in lay phrases, the unusually uncomplicated approach of mathematical good judgment utilized in electronic computing device circuitry. Anecdotal in its variety and infrequently humorous, it follows the advance of this good judgment approach from its origins in Victorian England to its rediscovery during this century because the starting place of all sleek computing equipment. ONES AND ZEROS could be loved through an individual who has a normal curiosity in technology and know-how.

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Download Feynman Lectures On Computation by Richard P. Feynman PDF

By Richard P. Feynman

Editor note; Edited, ahead and in a while by means of Anthony J.G. hello, Robin W. Allen
Publish yr note: First released in 1996

When, in 1984–86, Richard P. Feynman gave his well-known path on computation on the California Institute of know-how, he requested Tony whats up to conform his lecture notes right into a publication. even if led through Feynman, the path additionally featured, as occasional visitor audio system, the most amazing males in technology at the moment, together with Marvin Minsky, Charles Bennett, and John Hopfield.

Although the lectures are actually 13 years previous, lots of the fabric is undying and provides a “Feynmanesque” evaluation of many common and a few not-so-standard issues in desktop technological know-how akin to reversible common sense gates and quantum pcs.

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Download Analytical Performance Modeling for Computer Systems by Y.C. Tay PDF

By Y.C. Tay

This e-book is an creation to analytical functionality modeling for desktops, i.e., writing equations to explain their functionality habit. it truly is available to readers who've taken college-level classes in calculus and likelihood, networking, and working platforms. this isn't a coaching handbook for turning into knowledgeable functionality analyst. particularly, the target is to aid the reader build easy versions for examining and knowing the platforms within which they're . Describing a sophisticated method abstractly with mathematical equations calls for a cautious number of assumptions and approximations. those assumptions and approximations make the version tractable, yet they need to now not get rid of crucial features of the method, nor introduce spurious homes. to assist the reader comprehend the alternatives and their implications, this e-book discusses the analytical types in 20 examine papers. those papers hide a extensive variety of issues: processors and disks, databases and multimedia, worms and instant, and so forth. An Appendix offers a few questions for readers to workout their realizing of the types in those papers. desk of Contents: Preliminaries / thoughts and Little's legislations / unmarried Queues / Open structures / Markov Chains / Closed structures / Bottlenecks and circulation Equivalence / Deterministic Approximations / temporary research / Experimental Validation and research / research with an Analytical version

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Download Android 4: New Features for Application Development by Murat Aydin PDF

By Murat Aydin

Develop Android functions utilizing the hot positive factors of Android Ice Cream Sandwich


  • Learn new APIs in Android 4.
  • Get conversant in the simplest practices in constructing Android applications.
  • Step-by-step strategy with sincerely defined pattern codes.

In Detail

Recently, with the expanding approval for cellphones, cellular working structures have emerged and quick unfold. Now individuals with clever telephones can do every thing that they could do with their pcs. the recognition of the Android cellular working procedure has elevated and is known. during this booklet, new gains and ideas of Android four could be discussed.

"Android four: New positive aspects for software improvement" is a realistic and hands-on advisor for constructing android functions utilizing new positive factors of Android Ice Cream Sandwich (Android 4.0) with a step by step procedure and obviously defined pattern codes. you'll research the recent APIs in Android 4.0 with pattern code.

This ebook will disguise the recent positive aspects and APIs of Android four (Android Ice Cream Sandwich). it's going to exhibit using the hot APIs with a step by step method and obviously defined pattern code..

you are going to find out about the recent consumer interface parts similar to motion Bar and GridLayout. additionally, you will know about new APIs for social media integration and gaining access to calendar facts. we are going to additionally examine new connectivity APIs resembling wireless Direct and Android Beam. assisting a number of reveal sizes and a number of types of Android is usually one of the matters that you'll learn.

You can use "Android four: New positive aspects for program improvement" as a reference booklet for constructing Android functions utilizing new positive aspects of Android 4.0 with its in actual fact defined, step by step pattern codes.

What you are going to study from this book

  • Use the Social API of Android 4.
  • Create and configure GridLayout.
  • Use the Calendar API of Android 4.
  • Create and configure the motion Bar.
  • Design person interfaces that aid diversified display sizes.
  • Create and deal with Fragments.
  • Design consumer interfaces that aid varied monitor sizes.
  • Create and deal with Fragments.
  • Support a number of APKs.
  • Use new APIs in older types of Android.


This is a realistic and hands-on advisor with a step by step technique and obviously defined pattern code.

Who this booklet is written for

This publication is for builders who're skilled with the Android platform, yet who is probably not acquainted with the recent positive aspects and APIs of Android 4.

Android builders who are looking to find out about assisting a number of display sizes and a number of Android types also will locate this publication beneficial

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Download Introduction to the Theory of Computation (3rd Edition) by Michael Sipser PDF

By Michael Sipser

Achieve a transparent realizing of even the main advanced, hugely theoretical computational concept issues within the approachable presentation chanced on simply within the market-leading advent TO the speculation OF COMPUTATION, 3E. the #1 selection for today's computational conception path, this revision maintains the book's well-know, approachable kind with well timed revisions, extra perform, and extra memorable examples in key components. a brand new first-of-its-kind theoretical remedy of deterministic context-free languages is perfect for a greater figuring out of parsing and LR(k) grammars. You achieve a high-quality knowing of the basic mathematical houses of computing device undefined, software program, and purposes with a mix of functional and philosophical insurance and mathematical remedies, together with complicated theorems and proofs. advent TO the idea OF COMPUTATION, 3E's accomplished insurance makes this a useful reference to your persisted reviews in theoretical computing.

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Download GPU Pro 4: Advanced Rendering Techniques by Wolfgang Engel PDF

By Wolfgang Engel

GPU Pro4: complex Rendering Techniques provides ready-to-use rules and systems which can support remedy a lot of your daily pictures programming demanding situations. concentrating on interactive media and video games, the e-book covers updated tools generating real-time graphics.

Section editors Wolfgang Engel, Christopher Oat, Carsten Dachsbacher, Michal Valient, Wessam Bahnassi, and Sebastien St-Laurent have once more assembled an outstanding number of state of the art recommendations for complex pictures processing unit (GPU) programming. Divided into six sections, the booklet starts off with discussions at the skill of GPUs to technique and generate geometry in intriguing methods. It subsequent introduces new shading and worldwide illumination innovations for the newest real-time rendering engines and explains how photograph area algorithms have gotten a key option to in achieving a extra practical and better caliber ultimate photo. relocating directly to the tricky activity of rendering shadows, the publication describes the state-of-the-art in real-time shadow maps. It then covers online game engine layout, together with caliber, optimization, and high-level structure. the ultimate part explores techniques that transcend the conventional pixel and triangle scope of GPUs in addition to suggestions that make the most of the parallelism of recent photo processors in quite a few applications.

Useful to novices and professional online game and photos programmers alike, this colour e-book deals sensible guidance and methods for developing real-time pix. instance courses and resource code can be found for obtain at the book’s CRC Press web content. The listing constitution of the web fabric heavily follows the ebook constitution through the use of the bankruptcy numbers because the identify of the subdirectory.

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Download Google's PageRank and Beyond: The Science of Search Engine by Amy N. Langville, Carl D. Meyer PDF

By Amy N. Langville, Carl D. Meyer

Why doesn't your place web page seem at the first web page of seek effects, even if you question your individual identify? How do different websites continuously seem on the best? What creates those strong ratings? and the way? the 1st ebook ever concerning the technological know-how of website scores, Google's PageRank and past provides the solutions to those and different questions and more.

The ebook serves very diverse audiences: the curious technology reader and the technical computational reader. The chapters construct in mathematical sophistication, in order that the 1st 5 are obtainable to the final educational reader. whereas different chapters are even more mathematical in nature, each includes anything for either audiences. for instance, the authors contain interesting asides akin to how se's earn money and the way the good Firewall of China impacts research.

The ebook comprises an intensive heritage bankruptcy designed to aid readers examine extra in regards to the arithmetic of se's, and it includes a number of MATLAB codes and hyperlinks to pattern net info units. The philosophy all through is to inspire readers to test with the guidelines and algorithms within the text.

Any enterprise heavily drawn to enhancing its ratings within the significant se's can enjoy the transparent examples, pattern code, and checklist of assets provided.

Many illustrative examples and interesting asides
Accessible and casual variety
Complete and self-contained part for arithmetic assessment

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