7.2.8 Trust brokerage
What is ‘e-commerce’? This unit will look at typical application areas including the internet, supply chain management and online auctions. It will also help you to understand the underlying technologies used to implement e-commerce applications before looking at some of the problems that can be encountered when developing distributed e-commerce systems.
Lesson #053, Wednesday
compito = assignment or task
torta = cake
biscotti = cookies
calcio = soccer (football to you European listeners)
pianoforte = piano
scuola = school
citta' = city
riunione = meeting
spesso = often
troppo = too much
con = with
"Des trains et des maisons", une conférence de Tanguy Viel
Dans certains films d'Hitchcock, on se déplace sans cesse. Dans d'autres, on voudrait bien sortir de la maison. Dans tous les cas, le casse-tête semble le même : comment vivre hors-les-murs ? La réponse d'Hitchcock serait un peu celle de la psychanalyse : habitez-donc une fiction.
Tanguy Viel est romancier. Il a publié, entre autres, Cinéma, L'Absolue perfection du crime, Insoupçonnable, Paris-Brest, tous parus aux éditions de Minuit.
JSR 185: Java Technology for the Wireless Industry
This Web site is the homepage of an initiative to create a new Java specification for wireless devices. Several documents are available for public viewing, including the Proposed Final Draft of the specification, which was released on June 4, 2003.
Energy Star: Prepare for Summer Now With a More Energy Efficient System
As summer approaches, energy providers are preparing for the few days per year when their systems will be pushed to the limit. To help reduce the enormous electricity demand from air conditioners, people can follow several tips on energy conservation given on this site. A number of informative guides and fact sheets explain proper maintenance and usage practices that can help to maximize energy efficiency. A particularly interesting document is the Home Heating and Cooling Tutorial, which illust
Welcome to the World's Longest Tunnel Page
This Web site contains information on hundreds of the world's longest tunnels. There are four main categories that list facts about road, subsea, railway, and canal tunnels. Each of these sections can be browsed in its entirety or separated into individual countries. The data is presented in tables and includes years of construction, length, depth, and gradient. Future projects are also shown, and many of the tunnels have links to sites with further information. A problem with the site is that n
Computer Graphics & Digital Animation
Computer graphics is a term that encompasses a wide range of sciences and techniques. To understand some of the processes involved in generating computer graphics, Cornell University offers this detailed introduction to the subject (1). The site contains explanations and a series of pictures that illustrate object rendering, shading, ray tracing, and more. Computer graphics has seen rapid advancements in the past few years, partly because of the development of dedicated graphics processing units
MIT Media Lab: Software Agents [pdf, Microsoft Word, QuickTime, Macromedia Flash Player,
The Software Agents Group of the MIT Media Laboratory "investigates computer systems to which one can delegate tasks." Software agents are different from conventional software because they are "long-lived, semi-autonomous, proactive, and adaptive." Software Agents Group focuses on creating software that "acts as an assistant to the user rather than a tool, learning from interaction and proactively anticipating the user's needs." The website describes their various projects that use "commonsense
Report: Pro-Islamic Hackers Gear up for Cyberwar
An October 29, 2002 news article in USA Today describes a recent surge in activity of politically motivated hackers and cyber terrorists. The attacks, which range from Web site defacements to viruses and worms, are probably being perpetrated by individuals opposed to the US war on terrorism and action in Iraq.
National Pollutant Release Inventory
The National Pollutant Release Inventory is maintained by Environment Canada and provides access to pollutant release information for facilities located throughout Canada. The data can be searched by chemical name and location, and results provide detailed information on the substance, its release, its disposal, and its transfer at a particular facility.
International Journal of Bifurcation and Chaos (IJBC)
The International Journal of Bifurcation and Chaos is "widely regarded as the leading journal in the exciting field of chaos and nonlinear science." Feature articles from previous issues are available online as free samples, along with papers and letters, as long as you provide your name and email address. They also offer to send free emails with updates on the current issues's table of contents. Access to the full journal is available only by paid subscription. Links to information on related b
Readers can discover the freshwater jellyfish Craspedacusta sowerbii at this straightforward and informative Web site from the Indiana University of Pennsylvania Biology Department. Learn how C. sowerbii is related to marine jellyfish, where they live, and what they eat, as well as other aspects of this species' natural history. The site includes a small image gallery, an extensive reference section on the subject, and relevant links to other freshwater jellyfish research Web sites. The authors
"Just the Maths"
Developed by a retired mathematics professor from Coventry University, this website "is a collection of separate units, in chronological topic-order, intended to service foundation level and first year degree level courses in higher education, especially those delivered in a modular style." Although there are separate sections for students and teachers, both contain essentially the same information except for the format of the material -- printable pages with slightly more detailed explanations
Using Geographic Information Systems to Map Crime Victim Services
The US Department of Justice released this document in February 2003 about the use of geographic information systems (GIS) in law enforcement. "GIS is an application that links database software to graphics software to create visual images of various types of data in map format." The report outlines the applications of such systems in police cars and at victim assistance facilities, providing examples of situations where it has been used successfully and cases that could have benefited from GIS.
Glossary of Energy Terms
The California Energy Commission's Web site contains a great resource entitled the Glossary of Energy Terms. If you're interested in energy topics or happen to come across an unfamiliar term, this tool will be of great use. Simply choose the letter of the term and hope that it's included -- for example, DAYLIGHTING, which is defined as "The use of sunlight to supplement or replace electric lighting." If you quickly get through the hundreds of terms within the dictionary, the main page offers a l
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