Are There Seals in the Sandbox?

Are There Seals in the Sandbox?

Author: Ethel Kessler

Publisher: Little Simon

Published: 1990

Total Pages: 0

ISBN-13: 9780671705398

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Are there swings and slides? Is there a seal in the sandbox? Children will love to call out the refrain OH NO! A sturdy, brightly colored board book with zany surprises to keep youngsters laughing while they learn. Casebound.


Book Synopsis Are There Seals in the Sandbox? by : Ethel Kessler

Download or read book Are There Seals in the Sandbox? written by Ethel Kessler and published by Little Simon. This book was released on 1990 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Are there swings and slides? Is there a seal in the sandbox? Children will love to call out the refrain OH NO! A sturdy, brightly colored board book with zany surprises to keep youngsters laughing while they learn. Casebound.


Designing and Implementing a Secure, Portable, and Efficient Mobile Agent Kernel: The J-SEAL2 Approach

Designing and Implementing a Secure, Portable, and Efficient Mobile Agent Kernel: The J-SEAL2 Approach

Author: Walter Binder

Publisher: diplom.de

Published: 2002-03-07

Total Pages: 91

ISBN-13: 3832452028

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Inhaltsangabe:Abstract: Even though the benefits of mobile agents have been highlighted in numerous research works, mobile agent applications are not in widespread use today. For the success of mobile agent applications, secure, portable, and efficient execution platforms for mobile agents are crucial. However, available mobile agent systems do not meet the high security requirements of commercial applications, are not portable, or cause high overhead. Currently, the majority of mobile agent platforms is based on Java. These systems simply rely on the security facilities of Java, although the Java security model is not suited to protect agents and service components from each other. Above all, Java is lacking a concept of strong protection domains that could be used to isolate agents. The J-SEAL2 mobile agent system extends the Java environment with a model of strong protection domains. The core of the system is a micro-kernel fulfilling the same functions as a traditional operating system kernel: Protection, communication, domain termination, and resource control. For portability reasons, J-SEAL2 is implemented in pure Java. J-SEAL2 provides an efficient communication model and offers good scalability and performance for large-scale applications. This thesis explains the key concepts of the J-SEAL2 micro-kernel and how they are implemented in Java. Inhaltsverzeichnis:Table of Contents: 1Overview5 1.1Introduction5 1.2Mobile Agent Systems in Java8 1.3J-SEAL2 System Structure10 1.4J-SEAL2 Security Properties12 2.Related Work14 2.1Java Operating Systems14 2.1.1JavaSeal14 2.1.2KaffeOS16 2.1.3Alta16 2.1.4J-Kernel17 2.1.5Luna17 2.1.6NOMADS17 2.2Resource Control in Java18 2.2.1Jres18 2.2.2Real-time Extensions for Java18 2.2.3Java Profilers19 2.2.4Economic Models19 3.Protection Domains21 3.1Introduction21 3.2Kernel Code21 3.2.1Requirements22 3.2.2Implementation Issues23 3.3Protection24 3.3.1Requirements24 3.3.2Implementation Issues26 3.3.2.1Class-loading26 3.3.2.2Extended Bytecode Verification26 3.4Domain Termination28 3.4.1Requirements28 3.4.2Implementation Issues29 4.Communication31 4.1Introduction31 4.2Channels32 4.3Limitations of Channels32 4.4External References33 4.4.1Terminology34 4.4.2Properties of External References35 4.4.3Examples of External References39 4.5Implementation Issues40 4.6Inter Agent Method Calling (IAMC)41 4.7Evaluation43 5.Resource Control45 5.1Introduction45 5.2Objectives and [...]


Book Synopsis Designing and Implementing a Secure, Portable, and Efficient Mobile Agent Kernel: The J-SEAL2 Approach by : Walter Binder

Download or read book Designing and Implementing a Secure, Portable, and Efficient Mobile Agent Kernel: The J-SEAL2 Approach written by Walter Binder and published by diplom.de. This book was released on 2002-03-07 with total page 91 pages. Available in PDF, EPUB and Kindle. Book excerpt: Inhaltsangabe:Abstract: Even though the benefits of mobile agents have been highlighted in numerous research works, mobile agent applications are not in widespread use today. For the success of mobile agent applications, secure, portable, and efficient execution platforms for mobile agents are crucial. However, available mobile agent systems do not meet the high security requirements of commercial applications, are not portable, or cause high overhead. Currently, the majority of mobile agent platforms is based on Java. These systems simply rely on the security facilities of Java, although the Java security model is not suited to protect agents and service components from each other. Above all, Java is lacking a concept of strong protection domains that could be used to isolate agents. The J-SEAL2 mobile agent system extends the Java environment with a model of strong protection domains. The core of the system is a micro-kernel fulfilling the same functions as a traditional operating system kernel: Protection, communication, domain termination, and resource control. For portability reasons, J-SEAL2 is implemented in pure Java. J-SEAL2 provides an efficient communication model and offers good scalability and performance for large-scale applications. This thesis explains the key concepts of the J-SEAL2 micro-kernel and how they are implemented in Java. Inhaltsverzeichnis:Table of Contents: 1Overview5 1.1Introduction5 1.2Mobile Agent Systems in Java8 1.3J-SEAL2 System Structure10 1.4J-SEAL2 Security Properties12 2.Related Work14 2.1Java Operating Systems14 2.1.1JavaSeal14 2.1.2KaffeOS16 2.1.3Alta16 2.1.4J-Kernel17 2.1.5Luna17 2.1.6NOMADS17 2.2Resource Control in Java18 2.2.1Jres18 2.2.2Real-time Extensions for Java18 2.2.3Java Profilers19 2.2.4Economic Models19 3.Protection Domains21 3.1Introduction21 3.2Kernel Code21 3.2.1Requirements22 3.2.2Implementation Issues23 3.3Protection24 3.3.1Requirements24 3.3.2Implementation Issues26 3.3.2.1Class-loading26 3.3.2.2Extended Bytecode Verification26 3.4Domain Termination28 3.4.1Requirements28 3.4.2Implementation Issues29 4.Communication31 4.1Introduction31 4.2Channels32 4.3Limitations of Channels32 4.4External References33 4.4.1Terminology34 4.4.2Properties of External References35 4.4.3Examples of External References39 4.5Implementation Issues40 4.6Inter Agent Method Calling (IAMC)41 4.7Evaluation43 5.Resource Control45 5.1Introduction45 5.2Objectives and [...]


The Best Toys, Books and Videos for Kids

The Best Toys, Books and Videos for Kids

Author: Joanne Oppenheim

Publisher: HarperCollins Publishers

Published: 1993

Total Pages: 356

ISBN-13: 9780062731968

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Based on the nationally recognized consumer newsletter The Oppenheim Toy Portfolio--an indispensable guide to the best products for children today. Guaranteed to save time, money, and peace of mind, this resource takes the guesswork out of finding the most satisfying and enriching products for kids of every age.


Book Synopsis The Best Toys, Books and Videos for Kids by : Joanne Oppenheim

Download or read book The Best Toys, Books and Videos for Kids written by Joanne Oppenheim and published by HarperCollins Publishers. This book was released on 1993 with total page 356 pages. Available in PDF, EPUB and Kindle. Book excerpt: Based on the nationally recognized consumer newsletter The Oppenheim Toy Portfolio--an indispensable guide to the best products for children today. Guaranteed to save time, money, and peace of mind, this resource takes the guesswork out of finding the most satisfying and enriching products for kids of every age.


American Bookseller

American Bookseller

Author:

Publisher:

Published: 1989

Total Pages: 1342

ISBN-13:

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Book Synopsis American Bookseller by :

Download or read book American Bookseller written by and published by . This book was released on 1989 with total page 1342 pages. Available in PDF, EPUB and Kindle. Book excerpt:


School Library Journal

School Library Journal

Author:

Publisher:

Published: 1990-07

Total Pages: 938

ISBN-13:

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Book Synopsis School Library Journal by :

Download or read book School Library Journal written by and published by . This book was released on 1990-07 with total page 938 pages. Available in PDF, EPUB and Kindle. Book excerpt:


Internet Programming Languages

Internet Programming Languages

Author: Henri E. Bal

Publisher: Springer

Published: 2003-06-29

Total Pages: 152

ISBN-13: 3540479597

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This book is a collection of articles about the influence that the recent greater scope and availability of wide area networks is having on the semantics, design, and implementa tion of programming languages. The Internet has long provided a global computing in frastructure but, for most of its history, there has not been much interest in programming languages tailored specifically to that infrastructure. More recently, the Web has pro duced a widespread interest in global resources and, as a consequence, in global pro grammability. It is now commonplace to discuss how programs can be made to run effectively and securely over the Internet. The Internet has already revolutionized the distribution and access of information, and is in the process of transforming commerce and other areas of fundamental importance. In the field of programming languages, the Internet is having a deep revitalizing effect, by challenging many fundamental assumptions and requiring the development of new concepts, programming constructs, implementation techniques, and applications. This book is a snapshot of current research in this active area. The articles in this book were presented at the Workshop on Internet Programming Lan guages, which was held on May 13, 1998 at Loyola University, Chicago, USA. The pa pers submitted to the workshop were screened by the editors. After the workshop, the presented papers were refereed by an external reviewer and one of the editors, resulting in the current selection.


Book Synopsis Internet Programming Languages by : Henri E. Bal

Download or read book Internet Programming Languages written by Henri E. Bal and published by Springer. This book was released on 2003-06-29 with total page 152 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is a collection of articles about the influence that the recent greater scope and availability of wide area networks is having on the semantics, design, and implementa tion of programming languages. The Internet has long provided a global computing in frastructure but, for most of its history, there has not been much interest in programming languages tailored specifically to that infrastructure. More recently, the Web has pro duced a widespread interest in global resources and, as a consequence, in global pro grammability. It is now commonplace to discuss how programs can be made to run effectively and securely over the Internet. The Internet has already revolutionized the distribution and access of information, and is in the process of transforming commerce and other areas of fundamental importance. In the field of programming languages, the Internet is having a deep revitalizing effect, by challenging many fundamental assumptions and requiring the development of new concepts, programming constructs, implementation techniques, and applications. This book is a snapshot of current research in this active area. The articles in this book were presented at the Workshop on Internet Programming Lan guages, which was held on May 13, 1998 at Loyola University, Chicago, USA. The pa pers submitted to the workshop were screened by the editors. After the workshop, the presented papers were refereed by an external reviewer and one of the editors, resulting in the current selection.


SEAL!

SEAL!

Author: Michael J. Walsh

Publisher: Simon and Schuster

Published: 1994

Total Pages: 308

ISBN-13: 0671868535

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Here is the extraordinary story of a veteran of 26 years of combat with the Navy's most elite special force--the legendary SEALs--including five tours of Vietnam (one in the top-secret PHOENIX program). Walsh's exploits stand alone as the pinnacle of daring and sacrifice in the history of the SEALs.


Book Synopsis SEAL! by : Michael J. Walsh

Download or read book SEAL! written by Michael J. Walsh and published by Simon and Schuster. This book was released on 1994 with total page 308 pages. Available in PDF, EPUB and Kindle. Book excerpt: Here is the extraordinary story of a veteran of 26 years of combat with the Navy's most elite special force--the legendary SEALs--including five tours of Vietnam (one in the top-secret PHOENIX program). Walsh's exploits stand alone as the pinnacle of daring and sacrifice in the history of the SEALs.


U.S. Navy SEALs

U.S. Navy SEALs

Author: Hans Halberstadt

Publisher:

Published: 2006

Total Pages: 132

ISBN-13: 9781610607667

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Book Synopsis U.S. Navy SEALs by : Hans Halberstadt

Download or read book U.S. Navy SEALs written by Hans Halberstadt and published by . This book was released on 2006 with total page 132 pages. Available in PDF, EPUB and Kindle. Book excerpt:


SEALs of Honor: Brett

SEALs of Honor: Brett

Author: Dale Mayer

Publisher: Valley Publishing Ltd.

Published: 2016-11-28

Total Pages: 200

ISBN-13: 1988315220

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High seas terror and international intrigue all wrapped up in homegrown problems of the loved-and-lost-and-found-again variety… Rescuing hostages trapped on a yacht in the middle of the open ocean is a routine mission for an elite SEAL like Brett. But when one of the hostages turns out to be his ex-girlfriend and her kids, the same-old, same-old takes a turn for the discombobulating. Particularly because she's single again… As a way to heal, Ceci walked away from Brett years ago, straight into another intense relationship. Now she's a widow raising two kids. Her plan to stay single and safe from heartbreak feels a million miles away when she comes face-to-face with her rescuer--the man she's never been able to forget. Unfortunately, "safe" is no longer in the cards anymore…in life or love. military romance; military; mystery and suspense; Action and adventure; Navy SEAL romance; SEAL; alpha hero; Romantic Suspense; Mystery; Suspense; light action; romance; Hero, strong female;


Book Synopsis SEALs of Honor: Brett by : Dale Mayer

Download or read book SEALs of Honor: Brett written by Dale Mayer and published by Valley Publishing Ltd.. This book was released on 2016-11-28 with total page 200 pages. Available in PDF, EPUB and Kindle. Book excerpt: High seas terror and international intrigue all wrapped up in homegrown problems of the loved-and-lost-and-found-again variety… Rescuing hostages trapped on a yacht in the middle of the open ocean is a routine mission for an elite SEAL like Brett. But when one of the hostages turns out to be his ex-girlfriend and her kids, the same-old, same-old takes a turn for the discombobulating. Particularly because she's single again… As a way to heal, Ceci walked away from Brett years ago, straight into another intense relationship. Now she's a widow raising two kids. Her plan to stay single and safe from heartbreak feels a million miles away when she comes face-to-face with her rescuer--the man she's never been able to forget. Unfortunately, "safe" is no longer in the cards anymore…in life or love. military romance; military; mystery and suspense; Action and adventure; Navy SEAL romance; SEAL; alpha hero; Romantic Suspense; Mystery; Suspense; light action; romance; Hero, strong female;


The Last Deployment

The Last Deployment

Author: Bronson Lemer

Publisher: Univ of Wisconsin Press

Published: 2011-06-08

Total Pages: 236

ISBN-13: 0299282139

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In 2003, after serving five and a half years as a carpenter in a North Dakota National Guard engineer unit, Bronson Lemer was ready to leave the military behind. But six months short of completing his commitment to the army, Lemer was deployed on a yearlong tour of duty to Iraq. Leaving college life behind in the Midwest, he yearns for a lost love and quietly dreams of a future as an openly gay man outside the military. He discovers that his father’s lifelong example of silent strength has taught him much about being a man, and these lessons help him survive in a war zone and to conceal his sexuality, as he is required to do by the U.S. military. The Last Deployment is a moving, provocative chronicle of one soldier’s struggle to reconcile military brotherhood with self-acceptance. Lemer captures the absurd nuances of a soldier’s daily life: growing a mustache to disguise his fear, wearing pantyhose to battle sand fleas, and exchanging barbs with Iraqis while driving through Baghdad. But most strikingly, he describes the poignant reality faced by gay servicemen and servicewomen, who must mask their identities while serving a country that disowns them. Often funny, sometimes anguished, The Last Deployment paints a deeply personal portrait of war in the twenty-first century. InSight Out Book Club selection Bronson Lemer named one of Instinct magazine’s Leading Men 2011 QPB Book Club selection Finalist, Minnesota Book Awards Finalist, Over the Rainbow Selection, American Library Association Amazon Top Ten 10 Gay & Lesbian Books of 2011


Book Synopsis The Last Deployment by : Bronson Lemer

Download or read book The Last Deployment written by Bronson Lemer and published by Univ of Wisconsin Press. This book was released on 2011-06-08 with total page 236 pages. Available in PDF, EPUB and Kindle. Book excerpt: In 2003, after serving five and a half years as a carpenter in a North Dakota National Guard engineer unit, Bronson Lemer was ready to leave the military behind. But six months short of completing his commitment to the army, Lemer was deployed on a yearlong tour of duty to Iraq. Leaving college life behind in the Midwest, he yearns for a lost love and quietly dreams of a future as an openly gay man outside the military. He discovers that his father’s lifelong example of silent strength has taught him much about being a man, and these lessons help him survive in a war zone and to conceal his sexuality, as he is required to do by the U.S. military. The Last Deployment is a moving, provocative chronicle of one soldier’s struggle to reconcile military brotherhood with self-acceptance. Lemer captures the absurd nuances of a soldier’s daily life: growing a mustache to disguise his fear, wearing pantyhose to battle sand fleas, and exchanging barbs with Iraqis while driving through Baghdad. But most strikingly, he describes the poignant reality faced by gay servicemen and servicewomen, who must mask their identities while serving a country that disowns them. Often funny, sometimes anguished, The Last Deployment paints a deeply personal portrait of war in the twenty-first century. InSight Out Book Club selection Bronson Lemer named one of Instinct magazine’s Leading Men 2011 QPB Book Club selection Finalist, Minnesota Book Awards Finalist, Over the Rainbow Selection, American Library Association Amazon Top Ten 10 Gay & Lesbian Books of 2011