Computing
Results 1761 - 1800 of 6021
Computing
Paperback. With this concise guide, you'll learn about services involved in VoIP and get a first-hand view of network data packets from the time the phones boot through calls and subsequent connection teardown. Num Pages: 242 pages, illustrations. BIC Classification: UTP. Category: (XV) Technical / Manuals. Dimension: 181 x 234 x 15. Weight in Grams: 426.
- Publisher
- O´Reilly Media United States
- Number of pages
- 242
- Format
- Paperback
- Publication date
- 2013
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781449339678
- ISBN
- 9781449339678
Paperback
Condition: New
€ 17.99€ 14.46
€ 17.99
€ 14.46
Paperback. How to equip your children to survive in the digital jungle. Num Pages: 256 pages. BIC Classification: UB; VFX. Category: (G) General (US: Trade). Dimension: 198 x 129 x 19. Weight in Grams: 276.
- Publisher
- Lion Hudson Plc United Kingdom
- Number of pages
- 208
- Format
- Paperback
- Publication date
- 2014
- Edition
- New edition
- Condition
- New
- SKU
- V9780745956046
- ISBN
- 9780745956046
Paperback
Condition: New
€ 13.99€ 11.44
€ 13.99
€ 11.44
Paperback.
Computer security touches every part of our daily lives from our computers and connected devices to the wireless signals around us. Breaches have real and immediate financial, privacy, and safety consequences. Editor(s): Bosworth, Seymour; Kabay, Michel E.; Whyne, Eric. Num Pages: 2000 pages, illustrations (black and white). BIC Classification: UR. Category: (P) Professional & Vocational. Dimension: 254 x 178 x 72. Weight in Grams: 3388.
- Publisher
- John Wiley & Sons Inc United States
- Number of pages
- 2000
- Format
- Paperback
- Publication date
- 2014
- Edition
- 6th Revised edition
- Condition
- New
- SKU
- V9781118127063
- ISBN
- 9781118127063
Paperback
Condition: New
€ 263.55
€ 263.55
Paperback. Num Pages: 80 pages, Illustrations. BIC Classification: UNC. Category: (XV) Technical / Manuals. Dimension: 230 x 166 x 5. Weight in Grams: 134.
- Publisher
- O´Reilly Media
- Number of pages
- 80
- Format
- Paperback
- Publication date
- 2013
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781449371760
- ISBN
- 9781449371760
Paperback
Condition: New
€ 12.69
€ 12.69
Paperback. Much more than a game controller, Microsoft's Kinect is a bundle of high quality sensors for capturing data on depth, motion, and form. It was only a matter of time before spirited hackers got involved, and this hands-on guide - written by an editor of developkinect.com - highlights the best projects to come out of OpenKinect. Num Pages: 280 pages, illustrations. BIC Classification: UMK. Category: (XV) Technical / Manuals. Dimension: 229 x 153 x 15. Weight in Grams: 396.
- Publisher
- O´Reilly Media United States
- Number of pages
- 280
- Format
- Paperback
- Publication date
- 2012
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781449315207
- ISBN
- 9781449315207
Paperback
Condition: New
€ 46.37
€ 46.37
Paperback. A sobering look at the ongoing crisis in civic learning and the fatal attraction of information technology. Num Pages: 240 pages. BIC Classification: JFC; UYZ. Category: (G) General (US: Trade). Dimension: 216 x 140. .
- Publisher
- John Hunt Publishing
- Format
- Paperback
- Publication date
- 2017
- Condition
- New
- SKU
- V9781785353420
- ISBN
- 9781785353420
Paperback
Condition: New
€ 26.99€ 22.59
€ 26.99
€ 22.59
Paperback. .
- Publisher
- Microsoft Press,U.S.
- Format
- Paperback
- Publication date
- 2017
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781509304264
- ISBN
- 9781509304264
Paperback
Condition: New
€ 38.99€ 32.54
€ 38.99
€ 32.54
Paperback. Learn how to customize existing data models and create new data models with the information in The Data Model Resource Book: Universal Patterns for Data Modeling, Volume 3, a guide to universal data patterns that are applicable across a wide variety of organizations. Num Pages: 648 pages, Illustrations. BIC Classification: UF. Category: (P) Professional & Vocational. Dimension: 235 x 186 x 34. Weight in Grams: 966.
- Publisher
- John Wiley and Sons Ltd United Kingdom
- Number of pages
- 648
- Format
- Paperback
- Publication date
- 2009
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780470178454
- ISBN
- 9780470178454
Paperback
Condition: New
€ 95.79
€ 95.79
Paperback. YouTube is the world's number one video-sharing website and hosts over 150 million clips, many with the power to make us laugh, gasp -and even shed a tear. This title offers a collection of the website's greatest clips and a celebration of the continuing creativity of YouTube posters. Num Pages: 176 pages. BIC Classification: UDQ; WH. Category: (G) General (US: Trade). Dimension: 179 x 112 x 20. Weight in Grams: 130.
- Publisher
- Prion Books Ltd
- Format
- Paperback
- Publication date
- 2015
- Condition
- New
- SKU
- 9781853759291
- ISBN
- 9781853759291
Paperback
Condition: New
€ 6.99€ 4.99
€ 6.99
€ 4.99
Paperback. Built to support fault-tolerant telecom infrastructure, Erlang shines at reliability and scalability. Combining the Erlang language with the YAWS framework for supporting web services offers tremendous power for delivering massive volumes of data over the Web. Num Pages: 156 pages, Illustrations. BIC Classification: UMWS. Category: (XV) Technical / Manuals. Dimension: 232 x 178 x 8. Weight in Grams: 268.
- Publisher
- O´Reilly Media United States
- Number of pages
- 156
- Format
- Paperback
- Publication date
- 2012
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781449309961
- ISBN
- 9781449309961
Paperback
Condition: New
€ 27.98
€ 27.98
Paperback. In this collection of essays and articles, key members of Google's Site Reliability Team explain how and why their commitment to the entire lifecycle has enabled the company to successfully build, deploy, monitor, and maintain some of the largest software systems in the world. Num Pages: 552 pages, black & white illustrations. BIC Classification: UFP; UMZ; UYD. Category: (XV) Technical / Manuals. Dimension: 233 x 179 x 32. Weight in Grams: 932.
- Publisher
- O´Reilly Media, Inc, USA
- Format
- Paperback
- Publication date
- 2016
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781491929124
- ISBN
- 9781491929124
Paperback
Condition: New
€ 56.04€ 43.33
€ 56.04
€ 43.33
Paperback. Series: The MK/OMG Press. Num Pages: 350 pages, Illustrated. BIC Classification: UYF. Category: (P) Professional & Vocational. Dimension: 235 x 190 x 15. Weight in Grams: 572.
- Publisher
- Elsevier Science & Technology
- Format
- Paperback
- Publication date
- 2014
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780124199842
- ISBN
- 9780124199842
Paperback
Condition: New
€ 57.42
€ 57.42
Hardback. In The Art of XCOM 2, readers get a look at the concept art created for the new game and hear from key developers and artists about the challenges, secrets, and rewards of creating this landmark series. Covered in this book will be the game's five new classes of resistance fighters, the powerful new alien species and the brave new world of XCOM 2. Num Pages: 192 pages. BIC Classification: AFJ; AKL; UGG. Category: (G) General (US: Trade). Dimension: 305 x 235. .
- Publisher
- Titan Books Ltd United Kingdom
- Number of pages
- 192
- Format
- Hardback
- Publication date
- 2016
- Condition
- New
- SKU
- V9781785651243
- ISBN
- 9781785651243
Hardback
Condition: New
€ 40.99€ 24.81
€ 40.99
€ 24.81
Paperback. BIC Classification: UFP. Category: (G) General (US: Trade). .
- Publisher
- Cengage Learning, Inc
- Format
- Paperback
- Publication date
- 2016
- Edition
- 12th Edition
- Condition
- New
- SKU
- V9781305867819
- ISBN
- 9781305867819
Paperback
Condition: New
€ 205.58
€ 205.58
Paperback. Need simple solutions to specific challenges with Java 8 and Java 9? This book of practical recipes provides a quick, easy reference for developers who prefer useful examples over detailed explanations. Modern Java Recipes shows you how to solve a wide range of problems using the newest features of Java. Num Pages: 200 pages. BIC Classification: UMN. Category: (P) Professional & Vocational. Dimension: 250 x 150 x 15. Weight in Grams: 666.
- Publisher
- O´Reilly Media, Inc, USA
- Format
- Paperback
- Publication date
- 2017
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781491973172
- ISBN
- 9781491973172
Paperback
Condition: New
€ 51.99€ 36.42
€ 51.99
€ 36.42
Paperback. Num Pages: 374 pages, black & white illustrations. BIC Classification: URD. Category: (P) Professional & Vocational. Dimension: 237 x 192 x 23. Weight in Grams: 792.
- Publisher
- Syngress Media,U.S.
- Format
- Paperback
- Publication date
- 2016
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780128044544
- ISBN
- 9780128044544
Paperback
Condition: New
€ 69.14
€ 69.14
Paperback. A completely up-to-date resource on computer security Assuming no previous experience in the field of computer security, this must-have book walks you through the many essential aspects of this vast topic, from the newest advances in software and technology to the most recent information on Web applications security. Num Pages: 456 pages, Illustrations. BIC Classification: UR. Category: (P) Professional & Vocational. Dimension: 234 x 188 x 20. Weight in Grams: 914.
- Publisher
- John Wiley & Sons Inc United Kingdom
- Number of pages
- 456
- Format
- Paperback
- Publication date
- 2010
- Edition
- 3rd Edition
- Condition
- New
- SKU
- V9780470741153
- ISBN
- 9780470741153
Paperback
Condition: New
€ 65.18
€ 65.18
Paperback. As the leading software application for symbolic mathematics, Mathematica is standard in many environments that rely on math, such as science, engineering, financial analysis, software development, and many other fields. This cookbook provides practical solutions on a wide range of topics for those who use this remarkable program. Num Pages: 832 pages, Illustrations. BIC Classification: UFM. Category: (P) Professional & Vocational; (UP) Postgraduate, Research & Scholarly; (UU) Undergraduate. Dimension: 231 x 179 x 43. Weight in Grams: 1346.
- Publisher
- O'Reilly Media, Inc, USA United States
- Number of pages
- 832
- Format
- Paperback
- Publication date
- 2010
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780596520991
- ISBN
- 9780596520991
Paperback
Condition: New
€ 82.19
€ 82.19
Paperback. There's a lot to know about XML, and it s constantly evolving. But you don't need to commit every syntax, API, or XSLT transformation to memory; you only need to know where to find it. And if it's a detail that has to do with XML or its companion standards, you'll find it here. Num Pages: 712 pages, 1, black & white illustrations. BIC Classification: UMW. Category: (G) General (US: Trade). Dimension: 228 x 153 x 18. Weight in Grams: 980.
- Publisher
- O'Reilly Media, Inc, USA United States
- Number of pages
- 712
- Format
- Paperback
- Publication date
- 2004
- Edition
- 3rd Edition
- Condition
- New
- SKU
- V9780596007645
- ISBN
- 9780596007645
Paperback
Condition: New
€ 58.72
€ 58.72
Hardcover. Harry Van Trees s Detection, Estimation, and Modulation Theory, Part I is one of the great time-tested classics in the field of signal processing. This new edition has been thoroughly revised and expanded, making it again the most comprehensive and up-to-date treatment of the subject. Num Pages: 1176 pages, Illustrations. BIC Classification: TJK; UYS. Category: (P) Professional & Vocational; (UP) Postgraduate, Research & Scholarly; (UU) Undergraduate. Dimension: 259 x 180 x 58. Weight in Grams: 2172.
- Publisher
- John Wiley and Sons Ltd United Kingdom
- Number of pages
- 1176
- Format
- Hardback
- Publication date
- 2013
- Edition
- 2nd Edition, Part I
- Condition
- New
- SKU
- V9780470542965
- ISBN
- 9780470542965
Hardback
Condition: New
€ 156.83
€ 156.83
Paperback. This thoroughly revised edition of bash Cookbook teaches shell scripting the way Unix masters practice the craft. It's full of useful scripts that you can use right away, along with examples that explain how to create better scripts. Num Pages: 600 pages. BIC Classification: UY. Category: (XV) Technical / Manuals. Dimension: 250 x 150 x 15. Weight in Grams: 666.
- Publisher
- O´Reilly Media, Inc, USA
- Format
- Paperback
- Publication date
- 2017
- Edition
- 2nd Edition
- Condition
- New
- SKU
- V9781491975336
- ISBN
- 9781491975336
Paperback
Condition: New
€ 56.04€ 42.88
€ 56.04
€ 42.88
Paperback. Num Pages: 310 pages, figs, tables. BIC Classification: KJMV; UQ. Category: (P) Professional & Vocational. Dimension: 141 x 114 x 16. Weight in Grams: 282.
- Publisher
- The Stationery Office
- Number of pages
- 310
- Format
- Paperback
- Publication date
- 2012
- Edition
- 3rd ed. (2012)
- Condition
- New
- SKU
- V9780113313495
- ISBN
- 9780113313495
Paperback
Condition: New
€ 17.42
€ 17.42
Paperback. Everything there is to know about the world's most widely used operating system. Updated to include information on the security technologies featured in Service Pack 2 (SP2), this desktop reference is dedicated to making your time at the computer safer, easier, and more fun. Num Pages: 686 pages, 1, black & white illustrations. BIC Classification: ULDP. Category: (G) General (US: Trade); (P) Professional & Vocational. Dimension: 229 x 152 x 34. Weight in Grams: 818.
- Publisher
- O'Reilly Media
- Format
- Paperback
- Publication date
- 2005
- Edition
- 2nd Edition
- Condition
- New
- SKU
- V9780596009007
- ISBN
- 9780596009007
Paperback
Condition: New
€ 58.72
€ 58.72
Paperback.
- Publisher
- Stanford University Press United States
- Number of pages
- 312
- Format
- Paperback
- Publication date
- 2009
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780804752374
- ISBN
- 9780804752374
Paperback
Condition: New
€ 29.99€ 27.00
€ 29.99
€ 27.00
Paperback. This book provides a rapid and practical introduction to using Sketch for web design. If you're currently a Photoshop user, you'll quickly understand how Sketch can supercharge your design process. Num Pages: 150 pages, colour illustrations. BIC Classification: UGB. Category: (XV) Technical / Manuals. Dimension: 235 x 178 x 12. Weight in Grams: 292.
- Publisher
- SitePoint
- Format
- Paperback
- Publication date
- 2016
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780994346964
- ISBN
- 9780994346964
Paperback
Condition: New
€ 34.41
€ 34.41
Paperback. Computing technology is constantly evolving and changing, developing and consolidating its position as a vital component of our lives. It no longer plays a minor part in society - it is embedded in, and affects, all aspects of life, from education to healthcare to war. Num Pages: 666 pages, Illustrations. BIC Classification: UBJ; VSC. Category: (P) Professional & Vocational. Dimension: 234 x 189 x 34. Weight in Grams: 1218.
- Publisher
- John Wiley and Sons Ltd United Kingdom
- Number of pages
- 666
- Format
- Paperback
- Publication date
- 2008
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780470065532
- ISBN
- 9780470065532
Paperback
Condition: New
€ 81.27
€ 81.27
Paperback. Your one-stop guide to all things Excel 2016 Excel 2016 All-in-One For Dummies, the most comprehensive Excel reference on the market, is completely updated to reflect Microsoft's changes in the popular spreadsheet tool. Num Pages: 816 pages. BIC Classification: UFCE. Category: (P) Professional & Vocational. Weight in Grams: 666.
- Publisher
- John Wiley & Sons Inc United States
- Number of pages
- 816
- Format
- Paperback
- Publication date
- 2015
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781119077152
- ISBN
- 9781119077152
Paperback
Condition: New
€ 36.99€ 24.77
€ 36.99
€ 24.77
Paperback. As a Java programmer, how can you tackle the disruptive client-server approach to web development? With this comprehensive guide, you'll learn how today's client-side technologies and web APIs work with various Java tools Num Pages: 260 pages, illustrations (black and white). BIC Classification: UMW. Category: (XV) Technical / Manuals. Dimension: 233 x 179 x 14. Weight in Grams: 434.
- Publisher
- O´Reilly Media
- Format
- Paperback
- Publication date
- 2014
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781449369330
- ISBN
- 9781449369330
Paperback
Condition: New
€ 46.37
€ 46.37
Paperback. Present information in stunning new ways by transforming CSS elements in two- and three-dimensional space. Whether you're rotating a photo, doing some interesting perspective tricks, or creating an interface that lets you reveal information on an element's backside, this practical guide shows you how to use them to great effect. Num Pages: 52 pages, black & white illustrations. BIC Classification: UDB; UGB; UMW. Category: (P) Professional & Vocational. Dimension: 233 x 179 x 8. Weight in Grams: 106.
- Publisher
- O´Reilly Media, Inc, USA
- Format
- Paperback
- Publication date
- 2015
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781491928158
- ISBN
- 9781491928158
Paperback
Condition: New
€ 15.50
€ 15.50
Paperback. Num Pages: 900 pages. BIC Classification: UBW. Category: (P) Professional & Vocational. Weight in Grams: 666.
- Publisher
- John Wiley & Sons Inc United States
- Number of pages
- 900
- Format
- Paperback
- Publication date
- 2019
- Edition
- 4th
- Condition
- New
- SKU
- V9781119366447
- ISBN
- 9781119366447
Paperback
Condition: New
€ 58.29
€ 58.29
Paperback. Throw out your old ideas of C, and relearn a programming language that's substantially outgrown its origins. With this revised edition of 21st Century C, you'll discover up-to-date techniques missing from other C tutorials, whether you're new to the language or just getting reacquainted. Num Pages: 408 pages, black & white illustrations, black & white tables, figures. BIC Classification: UMX. Category: (P) Professional & Vocational. Dimension: 179 x 233 x 21. Weight in Grams: 706.
- Publisher
- O´Reilly Media
- Format
- Paperback
- Publication date
- 2014
- Edition
- 2nd Edition
- Condition
- New
- SKU
- V9781491903896
- ISBN
- 9781491903896
Paperback
Condition: New
€ 51.99€ 36.26
€ 51.99
€ 36.26
Paperback. Provides readers with fundamental knowledge of cyber war in both theoretical and practical aspects. This book explores the principles of cyber warfare, including military and cyber doctrine, social engineering, and offensive and defensive tools, tactics and procedures, including computer network exploitation (CNE), attack (CNA) and defense (CND). Num Pages: 164 pages, Illustrated. BIC Classification: UR; UTN. Category: (P) Professional & Vocational. Dimension: 193 x 233 x 11. Weight in Grams: 364. Understanding the Fundamentals of Cyber Warfare in Theory and Practice. 164 pages, Illustrated. Provides readers with fundamental knowledge of cyber warfare in theoretical and practical aspects. This book explores the battlefields, participants and the tools and techniques used during today's digital conflicts. It teaches readers the principles of cyber warfare, including cyber doctrine, and offensive and defensive tactics and procedures. Cateogry: (P) Professional & Vocational. BIC Classification: UR; UTN. Dimension: 193 x 233 x 11. Weight: 356.
- Publisher
- Syngress Media,U.S.
- Number of pages
- 164
- Format
- Paperback
- Publication date
- 2012
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9780124047372
- ISBN
- 9780124047372
Paperback
Condition: New
€ 32.99€ 25.04
€ 32.99
€ 25.04
Paperback. With Sierra, Apple brings never-before-seen features to macOS-like Siri voice control, file sharing across all your iOS devices, picture-in-picture mode for iTunes and Safari, and AI photo search. Once again, David Pogue brings his humor and expertise to the #1 bestselling Mac book. Num Pages: 880 pages, black & white illustrations. BIC Classification: ULH; UMQ. Category: (P) Professional & Vocational. Dimension: 237 x 181 x 50. Weight in Grams: 1354.
- Publisher
- O´Reilly Media
- Format
- Paperback
- Publication date
- 2017
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781491977231
- ISBN
- 9781491977231
Paperback
Condition: New
€ 46.06
€ 46.06
Paperback. .
- Publisher
- No Starch Press
- Format
- Paperback
- Publication date
- 2016
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781593276690
- ISBN
- 9781593276690
Paperback
Condition: New
€ 50.99€ 38.56
€ 50.99
€ 38.56
Paperback. Focusing on basic skills and tips for career enhancement, Engineer Your Own Success is a guide to improving efficiency and performance in any engineering field. It imparts valuable organization tips, communication advice, networking tactics, and practical assistance for preparing for the PE exam every necessary skill for success. Series: IEEE PCS Professional Engineering Communication Series. Num Pages: 232 pages, black & white illustrations. BIC Classification: TJK; UT. Category: (P) Professional & Vocational. Dimension: 159 x 233 x 12. Weight in Grams: 358.
- Publisher
- John Wiley & Sons Inc United States
- Number of pages
- 226
- Format
- Paperback
- Publication date
- 2014
- Edition
- 1st Edition
- Condition
- New
- SKU
- V9781118659649
- ISBN
- 9781118659649
Paperback
Condition: New
€ 56.74
€ 56.74
Paperback. Num Pages: 1040 pages. BIC Classification: UMW. Category: (U) Tertiary Education (US: College). Dimension: 277 x 218 x 37. Weight in Grams: 2150.
- Publisher
- Pearson Education Limited
- Number of pages
- 1111
- Format
- Paperback
- Publication date
- 2013
- Edition
- 3rd edition
- Condition
- New
- SKU
- V9781292025483
- ISBN
- 9781292025483
Paperback
Condition: New
€ 117.85
€ 117.85
Paperback. Num Pages: 192 pages, Color illustrations throughout. BIC Classification: CBW; KJP; UFG. Category: (P) Professional & Vocational. Dimension: 231 x 178 x 14. Weight in Grams: 488.
- Publisher
- Columbia University Press
- Format
- Paperback
- Publication date
- 2017
- Condition
- New
- SKU
- V9780231175210
- ISBN
- 9780231175210
Paperback
Condition: New
€ 25.99€ 23.19
€ 25.99
€ 23.19
Paperback. Invent Your Own Computer Games with Python teaches you how to make your own versions of classic computer games. Num Pages: 376 pages, illustrations. BIC Classification: UMK; UMW. Category: (XV) Technical / Manuals. Dimension: 235 x 179 x 23. Weight in Grams: 614.
- Publisher
- No Starch Press
- Format
- Paperback
- Publication date
- 2016
- Edition
- 4th Edition
- Condition
- New
- SKU
- V9781593277956
- ISBN
- 9781593277956
Paperback
Condition: New
€ 41.99€ 32.62
€ 41.99
€ 32.62
Hardcover. Num Pages: 592 pages, Illustrations. BIC Classification: UMZ. Category: (P) Professional & Vocational. Dimension: 244 x 165 x 35. Weight in Grams: 990.
- Publisher
- Pearson Education (US) United States
- Number of pages
- 592
- Format
- Hardback
- Publication date
- 2010
- Edition
- 2nd Edition
- Condition
- New
- SKU
- V9780321552686
- ISBN
- 9780321552686
Hardback
Condition: New
€ 70.86
€ 70.86
Paperback. Num Pages: 192 pages. BIC Classification: HPJ; UY. Category: (U) Tertiary Education (US: College). Dimension: 234 x 156. .
- Publisher
- Bloomsbury Publishing PLC
- Format
- Paperback
- Publication date
- 2017
- Edition
- Reprint
- Condition
- New
- SKU
- V9781350027473
- ISBN
- 9781350027473
Paperback
Condition: New
€ 55.82
€ 55.82