Posted in Computer Science

Arista Warrior

By Gary A. Donahue

Though Arista Networks is a relative newcomer within the info heart and cloud networking markets, the corporate has already had significant good fortune. during this e-book, well known advisor and technical writer Gary Donahue (Network Warrior) presents an in-depth, target advisor to Arista’s lineup of undefined, and explains why its community switches and Extensible working approach (EOS) are so effective.

Anyone with a CCNA or identical wisdom will take advantage of this booklet, specially entrenched directors, engineers, or architects tasked with construction an Arista community. Is Arista correct in your facts heart? decide up this advisor and locate out.

Topic highlights include:

  • SysDB: the EOS procedure database that holds nation, statuses, and variables
  • Multichassis hyperlink Aggregation (MLAG): for linking a port-channel to a number of switches rather than simply one
  • Latency Analyzer (LANZ): the interface-buffer troubleshooting instrument with a reporting granularity of 1 millisecond
  • VM Tracer: for including, altering, and removal VLANs with out human interaction
  • Zero-Touch Provisioning (ZTP): for distant swap configuration
  • Hardware advantages: together with service provider silicon, low-latency networking, and gear consumption
  • Gotchas: concerns with Arista switches or systems

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Secrets of the Oracle Database (Expert's Voice in Oracle)

Secrets of the Oracle Database is the definitive advisor to undocumented and partially-documented positive aspects of the Oracle Database server. overlaying priceless yet little-known positive factors from Oracle Database nine via Oracle Database eleven, this publication will increase your potency as an Oracle database administrator or developer. Norbert Debes shines the sunshine of day on gains that assist you grasp more challenging administrative, tuning, and troubleshooting projects than you ever inspiration possible.

Finally, in a single position, you could have at your fingertips wisdom that in the past needed to be bought via years of expertise and notice of mouth via understanding definitely the right humans. What Norbert writes is exact, well-tested, well-illustrated by way of transparent examples, and likely to enhance your skill to make an impression in your daily paintings with Oracle.

Table of Contents

  1. Partially Documented Parameters
  2. Hidden Initialization Parameters
  3. Introduction to facts Dictionary Base Tables
  4. IND$, V$OBJECT_USAGE, and Index tracking
  5. Event 10027 and impasse prognosis
  6. Event 10046 and prolonged SQL hint
  7. Event 10053 and the associated fee established Optimizer
  8. Event 10079 and Oracle internet Packet Contents
  9. Introduction to X$ fastened Tables
  10. X$BH and Latch competition
  11. X$KSLED and more desirable consultation Wait information
  12. X$KFFXP and ASM Metadata
  14. ALTER consultation SET CURRENT_SCHEMA
  15. ALTER person pointed out by way of VALUES
  16. SELECT FOR replace pass LOCKED
  22. Perl DBI and DBD::Oracle
  23. Application Instrumentation and End-to-End Tracing
  24. Extended SQL hint dossier structure Reference
  25. Statspack
  26. Integrating prolonged SQL hint and AWR
  27. ESQLTRCPROF prolonged SQL hint Profiler
  28. The benefits functionality Optimization process
  29. TNS Listener IP handle Binding and IP=FIRST
  30. TNS Listener TCP/IP legitimate Node Checking
  31. Local Naming Parameter ENABLE=BROKEN
  32. Default Host identify in Oracle web Configurations
  33. Session Disconnection, Load Rebalancing, and TAF
  34. Removing the RAC alternative with no Reinstalling
  35. OERR
  36. Recovery supervisor Pipe Interface
  37. ORADEBUG SQL*Plus Command

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Posted in Computer Science

Start Concurrent: An Introduction to Problem Solving in Java with a Focus on Concurrency

By Barry Wittman, Tim Korb

Multicore microprocessors are actually on the center of approximately all computing device and computing device desktops. whereas those chips supply intriguing possibilities for the production of more recent and swifter purposes, additionally they problem scholars and educators. How can the recent new release of laptop scientists starting to be up with multicore chips learn how to software functions that make the most this latent processing strength? This special publication is an try and introduce concurrent programming to first-year desktop technological know-how scholars, a lot in advance of so much competing products.

This publication assumes no programming heritage yet bargains a vast insurance of Java. It contains 159 numbered and diverse inline examples in addition to 301 workouts categorised as –conceptual,— –programming,— and –experiments.— The problem-oriented strategy offers an issue, explains helping thoughts, outlines beneficial syntax, and eventually presents its answer. All courses within the booklet can be found for obtain and experimentation. a considerable index of 5,039 entries makes it effortless for readers to find suitable information.

In a fast-changing box, this ebook is consistently up-to-date and subtle. The 2013 model is the 6th –draft variation— of this quantity, and contours a number of revisions according to scholar feedback.

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Agent-Based Semantic Web Service Composition (SpringerBriefs in Electrical and Computer Engineering)

By Sandeep Kumar

Agent-based Semantic internet provider Composition heavily examines many of the features of SWS composition, and explores the idea that a Multi-Agent method can function an SWS composition process within which its brokers can have interaction with each other to meet a high-level target. as well as surveying a number of proposed multi-agent-based SWS composition types, the booklet additionally highlights the cognitive parameter-based semantic internet carrier choice types that may be utilized in multi-agent-based SWS composition, and descriptions a brand new negotiation agreement-based SWS composition which may outperform current suggestions. Agent-based Semantic internet provider Composition is meant for researchers and practitioners as a reference advisor for optimizing SWS composition and imposing multi-agent structures. teachers and different teachers operating in a similar box also will locate the e-book priceless.

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

By Khalid Sayood

Each one version of Introduction to information Compression has greatly been thought of the simplest creation and reference textual content at the artwork and technology of information compression, and the fourth version keeps during this culture. info compression thoughts and expertise are ever-evolving with new functions in photograph, speech, textual content, audio, and video. The fourth variation comprises the entire leading edge updates the reader will want throughout the paintings day and at school.

Khalid Sayood offers an in depth creation to the idea underlying today’s compression options with special guideline for his or her purposes utilizing a number of examples to give an explanation for the strategies. Encompassing the total box of knowledge compression, Introduction to facts Compression contains lossless and lossy compression, Huffman coding, mathematics coding, dictionary concepts, context dependent compression, scalar and vector quantization. Khalid Sayood presents a operating wisdom of knowledge compression, giving the reader the instruments to enhance a whole and concise compression package deal upon crowning glory of his book.

  • New content material additional to incorporate a extra special 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 website that offers readers the chance to construct their very own algorithms, decide upon and enforce suggestions of their personal applications

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Posted in Computer Science

x86 Instruction Set Architecture: Comprehensive 32/64-bit Coverage

By Tom Shanley

The guideline Set structure, or ISA, is outlined as that a part of the processor structure relating to programming, together with the local facts forms, directions, registers, addressing modes, reminiscence structure, interrupt and exception dealing with, and exterior IO. except for a few small deviations and modifications in terminology, all Intel and AMD x86 processors percentage a standard ISA. This ebook makes a speciality of these shared attributes (it doesn't disguise these parts the place the 2 businesses have selected commonly divergent strategies which, via definition, fall outdoor of the ISA specification). if you happen to re searching for a entire ebook designed to bootstrap you up quick on almost all points of the x86 32/64-bit guideline Set structure (ISA), we respectfully ask you to contemplate this booklet.

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Numerical Methods in Engineering with Python 3

By Jaan Kiusalaas

This e-book is an creation to numerical tools for college students in engineering. It covers the standard themes present in an engineering path: answer of equations, interpolation and information becoming, resolution of differential equations, eigenvalue difficulties, and optimization. The algorithms are applied in Python three, a high-level programming language that opponents MATLAB® in clarity and simplicity of use. All equipment comprise courses displaying how the pc code is used in the answer of difficulties. The ebook relies on Numerical tools in Engineering with Python, which used Python 2. This new textual content demonstrates using Python three and comprises an creation to the Python plotting package deal Matplotlib. This finished e-book is better by means of the addition of diverse examples and difficulties all through.

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PostGIS in Action, 2nd Edition


PostGIS in motion, moment Edition teaches readers of all degrees to write down spatial queries that remedy real-world difficulties. It first promises a history in vector-, raster-, and topology-based GIS after which fast strikes into interpreting, viewing, and mapping facts. This moment version covers PostGIS 2.0 and 2.1 sequence, PostgreSQL 9.1, 9.2, and 9.3 good points, and exhibits you the way to combine with different GIS tools.

Purchase of the print e-book features a unfastened publication in PDF, Kindle, and ePub codecs from Manning Publications.

About the Book

Processing facts tied to situation and topology calls for really good knowledge. PostGIS is a loose spatial database extender for PostgreSQL, each piece nearly as good as proprietary software program. With it, you could simply create location-aware queries in precisely a number 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 unravel real-world geodata difficulties. It first grants a historical past in vector-, raster-, and topology-based GIS after which fast strikes into examining, viewing, and mapping info. you will the way to optimize queries for max pace, simplify geometries for larger potency, and create customized capabilities on your personal purposes. you are going to additionally find out how to observe your latest GIS wisdom to PostGIS and combine with different GIS tools.

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

What's Inside

  • An creation to spatial databases
  • Geometry, geography, raster, and topology spatial kinds, capabilities, and queries
  • Applying PostGIS to real-world problems
  • Extending PostGIS to internet and computer 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 center improvement workforce and the undertaking steerage Committee.

Table of Contents

    PART 1 advent TO POSTGIS
  1. What is a spatial database?
  2. Spatial facts 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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Concise Computer Vision: An Introduction into Theory and Algorithms (Undergraduate Topics in Computer Science)

By Reinhard Klette

Many textbooks on desktop imaginative and prescient could be unwieldy and intimidating of their insurance of this broad self-discipline. This textbook addresses the necessity for a concise evaluate of the basics of this field.

Concise computing device imaginative and prescient presents an obtainable common advent to the fundamental themes in laptop imaginative and prescient, highlighting the function of significant algorithms and mathematical recommendations. Classroom-tested programming workouts and overview questions also are provided on the finish of every chapter.

Topics and features:

* presents an creation to the elemental notation and mathematical options for describing a picture, and the most important techniques for mapping a picture into an image
* Explains the topologic and geometric fundamentals for analysing picture areas and distributions of snapshot values, and discusses opting for styles in an image
* Introduces optic movement for representing dense movement, and such subject matters in sparse movement research as keypoint detection and descriptor definition, and have monitoring utilizing the Kalman filter
* Describes detailed techniques for snapshot binarization and segmentation of nonetheless pictures or video frames
* Examines the 3 easy parts of a working laptop or computer imaginative and prescient procedure, particularly digital camera geometry and photometry, coordinate structures, and digital camera calibration
* experiences diverse suggestions for vision-based 3D form reconstruction, together with using dependent lights, stereo imaginative and prescient, and shading-based form understanding
* features a dialogue of stereo matchers, and the phase-congruency version for photo features
* offers an advent into class and studying, with a close description of simple AdaBoost and using random forests

This concise and simple to learn textbook/reference is perfect for an introductory direction at 3rd- or fourth-year point in an undergraduate desktop technological know-how or engineering programme.

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Haptic Rendering: Foundations, Algorithms and Applications

For a very long time, humans have dreamed of a digital global the place it's attainable to have interaction with man made entities as though they have been actual. it's been proven that the power to the touch digital items raises the experience of presence in digital environments. This publication offers an authoritative evaluation of state-of-theart haptic rendering algorithms and their functions. The authors study a number of ways and methods for designing touch-enabled interfaces for a few functions, together with clinical education, version layout, and maintainability research for digital prototyping, medical visualization, and artistic strategies.

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