Lessons Learned in Software Testing: A Context-Driven Approach

By Cem Kaner, James Bach, Bret Pettichord

Many years of software program trying out adventure condensed into an important classes learned.

The world's major software program trying out specialists lend you their knowledge and years of expertise that will help you steer clear of the most typical error in trying out software program. every one lesson is an statement relating to software program trying out, via an evidence or instance that indicates you the how, while, and why of the trying out lesson. greater than simply counsel, tips, and pitfalls to prevent, classes realized in software program checking out speeds you thru the serious checking out section of the software program improvement undertaking with no the broad trial and blunder it usually takes to take action. the last word source for software program testers and builders at each point of craftsmanship, this guidebook features:
* Over two hundred classes gleaned from over 30 years of mixed trying out experience
* advice, methods, and customary pitfalls to prevent via easily examining the e-book instead of checking out the difficult way
* classes for all key subject parts, together with try layout, try out administration, checking out innovations, and insect reporting
* motives and examples of every trying out hassle spot support illustrate each one lesson's statement

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Types and Programming Languages (MIT Press)

By Benjamin C. Pierce

A kind approach is a syntactic strategy for instantly checking the absence of sure faulty behaviors by way of classifying software words based on the categories of values they compute. The examine of variety platforms -- and of programming languages from a type-theoretic standpoint -- has vital purposes in software program engineering, language layout, high-performance compilers, and security.

This textual content presents a complete advent either to sort platforms in laptop technology and to the elemental thought of programming languages. The method is pragmatic and operational; every one new inspiration is prompted by means of programming examples and the extra theoretical sections are pushed by means of the desires of implementations. each one bankruptcy is observed by way of a number of workouts and ideas, in addition to a operating implementation, on hand through the internet. Dependencies among chapters are explicitly pointed out, permitting readers to settle on various paths throughout the material.

The center themes contain the untyped lambda-calculus, basic kind structures, variety reconstruction, common and existential polymorphism, subtyping, bounded quantification, recursive varieties, types, and kind operators. prolonged case reports boost various techniques to modeling the positive aspects of object-oriented languages.

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This textbook offers undergraduate scholars with an advent to the elemental theoretical types of computability, and develops a number of the model's wealthy and sundry constitution. the 1st a part of the ebook is dedicated to finite automata and their houses. Pushdown automata supply a broader type of types and allow the research of context-free languages. within the final chapters, Turing machines are brought and the booklet culminates in analyses of powerful computability, decidability, and Gödel's incompleteness theorems. scholars who have already got a few adventure with hassle-free discrete arithmetic will locate this a well-paced first path, and a few supplementary chapters introduce extra complex concepts.

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Cyber Attacks: Protecting National Infrastructure

No state – specially the USA – has a coherent technical and architectural technique for combating cyber assault from crippling crucial serious infrastructure providers. This ebook initiates an clever nationwide (and overseas) discussion among the final technical neighborhood round right equipment for lowering nationwide chance. This contains arguable issues comparable to the planned use of deception to catch intruders. It additionally serves as an enticing framework for a brand new nationwide procedure for cyber protection, anything that numerous Presidential administrations have failed in trying to create. additionally, international locations except the USA could decide to undertake the framework to boot Amoroso deals a technical, architectural, and administration approach to the matter of shielding nationwide infrastructure. This contains functional and empirically-based counsel for defense engineers, community operators, software program designers, expertise managers, software builders, or even those that easily use computing expertise of their paintings or domestic. every one precept is gifted as a separate safeguard process, besides pages of compelling examples that reveal use of the primary. a selected set of standards requisites permits any association, corresponding to a central authority corporation, to combine the foundations into their neighborhood setting. This e-book takes the nationwide debate on retaining severe infrastructure in a completely new and fruitful direction.

* Covers cyber protection coverage improvement for vastly complicated infrastructure utilizing ten rules derived from reports in U.S. Federal executive settings and various international advertisement environments. * offers a distinct and provocative philosophy of cyber defense that without delay contradicts traditional knowledge approximately details sec for small or enterprise-level structures. * Illustrates using sensible, trial-and-error findings derived from 25 years of hands-on event keeping severe infrastructure every day at AT&T.

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Introduction to Data Compression, Fourth Edition (The Morgan Kaufmann Series in Multimedia Information and Systems)

By Khalid Sayood

Each one variation of Introduction to facts Compression has largely been thought of the simplest advent and reference textual content at the paintings and technological know-how of knowledge compression, and the fourth variation keeps during this culture. info compression suggestions and know-how are ever-evolving with new functions in photo, speech, textual content, audio, and video. The fourth version contains the entire leading edge updates the reader will want in the course of the paintings day and at school.

Khalid Sayood presents an intensive creation to the speculation underlying today’s compression thoughts with designated guideline for his or her functions utilizing numerous examples to give an explanation for the ideas. Encompassing the total box of information compression, Introduction to information Compression comprises lossless and lossy compression, Huffman coding, mathematics coding, dictionary recommendations, context dependent compression, scalar and vector quantization. Khalid Sayood offers a operating wisdom of information compression, giving the reader the instruments to increase a whole and concise compression package deal upon of entirety of his book.

  • New content material further to incorporate a extra distinctive description of the JPEG 2000 standard
  • New content material comprises speech coding for web applications
  • Explains validated and rising criteria extensive together with JPEG 2000, JPEG-LS, MPEG-2, H.264, JBIG 2, ADPCM, LPC, CELP, MELP, and iLBC
  • Source code supplied through better half site that offers readers the chance to construct their very own algorithms, decide upon and enforce concepts of their personal applications

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Using OpenMP: Portable Shared Memory Parallel Programming (Scientific and Engineering Computation)

By Barbara Chapman, Ruud van der Pas

"I wish that readers will discover ways to use the entire expressibility and gear of OpenMP. This booklet may still supply a great creation to newcomers, and the functionality part might actually help people with a few event who are looking to push OpenMP to its limits." -- from the foreword by means of David J. Kuck, Intel Fellow, software program and strategies team, and Director, Parallel and disbursed suggestions, Intel Corporation

OpenMP, a transportable programming interface for shared reminiscence parallel desktops, was once followed as an off-the-cuff average in 1997 by means of computing device scientists who sought after a unified version on which to base courses for shared reminiscence platforms. OpenMP is now utilized by many software program builders; it bargains major benefits over either hand-threading and MPI. Using OpenMP deals a complete advent to parallel programming suggestions and an in depth assessment of OpenMP.

Using OpenMP discusses advancements, describes the place OpenMP is appropriate, and compares OpenMP to different programming interfaces for shared and disbursed reminiscence parallel architectures. It introduces the person good points of OpenMP, presents many resource code examples that reveal the use and performance of the language constructs, and gives tips about writing an effective OpenMP software. It describes the way to use OpenMP in full-scale purposes to accomplish excessive functionality on large-scale architectures, discussing a number of case reports intimately, and provides in-depth troubleshooting suggestion. It explains how OpenMP is translated into explicitly multithreaded code, offering a necessary behind-the-scenes account of OpenMP software functionality. ultimately, Using OpenMP considers tendencies prone to effect OpenMP improvement, supplying a glimpse of the chances of a destiny OpenMP 3.0 from the vantage element of the present OpenMP 2.5. With multicore computing device use expanding, the necessity for a finished creation and assessment of the traditional interface is obvious.

Using OpenMP presents a vital reference not just for college kids at either undergraduate and graduate degrees but in addition for pros who intend to parallelize latest codes or increase new parallel courses for shared reminiscence machine architectures.

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PostGIS in Action, 2nd Edition


PostGIS in motion, moment Edition teaches readers of all degrees to jot down spatial queries that clear up real-world difficulties. It first provides a history in vector-, raster-, and topology-based GIS after which speedy strikes into studying, viewing, and mapping facts. This moment variation covers PostGIS 2.0 and 2.1 sequence, PostgreSQL 9.1, 9.2, and 9.3 positive factors, and exhibits you the way to combine with different GIS tools.

Purchase of the print publication contains a loose book in PDF, Kindle, and ePub codecs from Manning Publications.

About the Book

Processing information tied to situation and topology calls for really good information. PostGIS is a loose spatial database extender for PostgreSQL, every piece nearly as good as proprietary software program. With it, you could simply create location-aware queries in precisely a couple of strains of SQL code and construct the again finish for a mapping, raster research, or routing program with minimum effort.

PostGIS in motion, moment Edition teaches you to resolve real-world geodata difficulties. It first promises a historical past in vector-, raster-, and topology-based GIS after which fast strikes into reading, viewing, and mapping facts. you are going to easy methods to optimize queries for max pace, simplify geometries for better potency, and create customized services in your personal purposes. you will additionally how you can observe your current GIS wisdom to PostGIS and combine with different GIS tools.

Familiarity with relational database and GIS suggestions is useful yet now not required.

What's Inside

  • An advent to spatial databases
  • Geometry, geography, raster, and topology spatial kinds, features, and queries
  • Applying PostGIS to real-world problems
  • Extending PostGIS to net and computing device applications
  • Updated for PostGIS 2.x and PostgreSQL 9.x

About the Authors

Regina Obe and Leo Hsu are database specialists and authors. Regina is a member of the PostGIS middle improvement crew and the venture steerage Committee.

Table of Contents

    PART 1 creation TO POSTGIS
  1. What is a spatial database?
  2. Spatial information types
  3. Spatial reference process considerations
  4. Working with actual data
  5. Using PostGIS at the desktop
  6. Geometry and geography functions
  7. Raster functions
  8. PostGIS TIGER geocoder
  9. Geometry relationships
  10. PART 2 placing POSTGIS TO WORK
  11. Proximity analysis
  12. Geometry and geography processing
  13. Raster processing
  14. Building and utilizing topologies
  15. Organizing spatial data
  16. Query functionality tuning
  17. PART three utilizing POSTGIS WITH different TOOLS
  18. Extending PostGIS with pgRouting and procedural languages
  19. Using PostGIS in net applications

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Algorithm Design: Solutions Manual

By Jon Kleinberg, Éva Tardos

Algorithm layout introduces algorithms by way of taking a look at the real-world difficulties that inspire them. The ebook teaches scholars a variety of layout and research thoughts for difficulties that come up in computing purposes. The textual content encourages an knowing of the set of rules layout strategy and an appreciation of the function of algorithms within the broader box of laptop science.

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Big Data: Principles and best practices of scalable realtime data systems

By Nathan Marz


Big Data teaches you to construct huge information platforms utilizing an structure that takes good thing about clustered in addition to new instruments designed in particular to seize and examine web-scale facts. It describes a scalable, easy-to-understand method of enormous information structures that may be equipped and run by means of a small group. Following a pragmatic instance, this e-book publications readers throughout the thought of massive information structures, find out how to enforce them in perform, and the way to install and function them as soon as they're built.

Purchase of the print e-book contains a loose book in PDF, Kindle, and ePub codecs from Manning Publications.

About the Book

Web-scale purposes like social networks, real-time analytics, or e-commerce websites care for loads of information, whose quantity and pace exceed the boundaries of conventional database platforms. those purposes require architectures equipped round clusters of machines to shop and approach facts of any dimension, or velocity. thankfully, scale and straightforwardness will not be together exclusive.

Big Data teaches you to construct gigantic information structures utilizing an structure designed particularly to seize and learn web-scale facts. This booklet offers the Lambda structure, a scalable, easy-to-understand strategy that may be equipped and run by way of a small group. you will discover the idea of massive info structures and the way to enforce them in perform. as well as getting to know a normal framework for processing monstrous facts, you are going to study particular applied sciences like Hadoop, typhoon, and NoSQL databases.

This booklet calls for no earlier publicity to large-scale information research or NoSQL instruments. Familiarity with conventional databases is helpful.

What's Inside

  • Introduction to special facts systems
  • Real-time processing of web-scale data
  • Tools like Hadoop, Cassandra, and Storm
  • Extensions to conventional database skills

About the Authors

Nathan Marz is the author of Apache hurricane and the originator of the Lambda structure for large info structures. James Warren is an analytics architect with a historical past in desktop studying and medical computing.

Table of Contents

  1. A new paradigm for giant Data
  3. Data version for large Data
  4. Data version for large info: Illustration
  5. Data garage at the batch layer
  6. Data garage at the batch layer: Illustration
  7. Batch layer
  8. Batch layer: Illustration
  9. An instance batch layer: structure and algorithms
  10. An instance batch layer: Implementation
  12. Serving layer
  13. Serving layer: Illustration
  14. PART three velocity LAYER
  15. Realtime views
  16. Realtime perspectives: Illustration
  17. Queuing and move processing
  18. Queuing and move processing: Illustration
  19. Micro-batch circulation processing
  20. Micro-batch circulate processing: Illustration
  21. Lambda structure in depth

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Fuzzy Knowledge Management for the Semantic Web (Studies in Fuzziness and Soft Computing)

By Li Yan, Zongmin Ma, Fu Zhang, Jingwei Cheng

This e-book is going to nice intensity in regards to the speedy starting to be subject of applied sciences and techniques of fuzzy good judgment within the Semantic net. the subjects of this ebook comprise fuzzy description logics and fuzzy ontologies, queries of fuzzy description logics and fuzzy ontology wisdom bases, extraction of fuzzy description logics and ontologies from fuzzy facts types, garage of fuzzy ontology wisdom bases in fuzzy databases, fuzzy Semantic net ontology mapping, and fuzzy ideas and their interchange within the Semantic internet. The e-book goals to supply a unmarried list of present learn within the fuzzy wisdom illustration and reasoning for the Semantic internet. the target of the e-book is to supply the state-of-the-art info to researchers, practitioners and graduate scholars of the net intelligence and whilst serve the information and information engineering expert confronted with non-traditional functions that make the appliance of traditional techniques tough or most unlikely.

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