XQuery (série : Technologies XML)
Cette leçon présente le langage de requêtes XQuery, ses caractéristiques, la syntaxe FLWOR
Author(s): Philippe Poulard;Philippe

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Document libre, dans le cadre de la licence Creative Commons (http://creativecommons.org/licenses/by-nd/2.0/fr/), citation de l'auteur obligatoire et interdiction de désassembler (paternité, pas de

7.1 The spectra of galaxies

  • The spectrum of a galaxy is the composite spectrum of the objects of which it is composed.

  • The optical spectrum of a normal galaxy contains contributions from stars and HII regions. An elliptical galaxy has no HII regions and has an optical spectrum that looks somewhat like a stellar spectrum but with rather fainter absorption lines. A spiral galaxy has both stars and star-forming regions, and its optical spectrum is the composite of its st
    Author(s): The Open University

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    Copyright © 2016 The Open University

1.5.4The 5 Ds

If you don’t use a system at all, then you could suffer from the effects of information overload:

  • losing important information

  • wasting time on trying to find things

  • ending up with piles of physical and virtual stuff everywhere

One technique you might like to apply to your files (be they paper or electronic) is the 5Ds. Try applying these and see if you can reduce your information overload.

The 5
Author(s): The Open University

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Bill Carson Performs "Brothers"
College of Charleston's Halsey Institute, in collaboration with the Charleston Music Hall, presented an intimate evening of music featuring Charleston's finest locally and nationally recognized musical acts on Groundhog Day. The Groundhog Day Concert featured music by The Opposite of a Train (Bill Carson, Nathan Koci, and Ron Wiltrout) with special guests Kevin Hamilton, Charlton Singleton, Wilton Elder, Clint Fore and John Cobb. This "house band" provided accompaniment to the evening's invited
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The second Space symposium- learning spaces
This presentation discusses the various elements that deem enterprise education spaces as fit for purpose
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Learning outcomes

After studying this course, you should be able to:

  • list the types of springs, and how each type relates to a different geological setting

  • use hydrographs to distinguish overland flow and interflow from baseflow, and make inferences about the climate of an area

  • expain how various changes in land use in a river catchment will change the hydrograph of a river

  • distinguish the different types of reservoir construction, and decide whether a
    Author(s): The Open University

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The World’s Most Innovative Countries, 2015
Innovation-led growth is no longer the prerogative of high-income countries alone. Middle-income countries are catching up fast, but they still need some crucial ingredients to compete.
Author(s): Bruno Lanvin, Executive Director for Global Indice

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4.645 Selected Topics in Architecture: Architecture from 1750 to the Present (MIT)
This class is a general study of modern architecture as a response to important technological, cultural, environmental, aesthetic, and theoretical challenges after the European Enlightenment. It focuses on the theoretical, historiographic, and design approaches to architectural problems encountered in the age of industrial and post-industrial expansion across the globe, with specific attention to the dominance of European modernism in setting the agenda for the discourse of a global modernity at
Author(s): Dutta, Arindam

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Content within individual OCW courses is (c) by the individual authors unless otherwise noted. MIT OpenCourseWare materials are licensed by the Massachusetts Institute of Technology under a Creative C

Google vs Apple: The Amazing Maps Race
Sept. 27 - The iPhone 5 has been a hit with consumers. But the accompanying IOS 6 maps app - not so much. Reuters puts the heavily panned product to the test against Google in bustling Hong Kong.
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Art On Wheels
In his new book, On Wings of Diesel, Jamal Elias, professor of Religious Studies, takes readers on journey through the world of Pakistani truck decoration. These ornately adorned vehicles depict all aspects of life and fuel an extensive artisanal industry. To provide a unique understanding of Pakistan's complex society, Elias explores designs and motifs in truck art, the motivations of those involved in the practice and its cultural significance. An accomplished amateur photographer, Elias illus
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16.886 Air Transportation Systems Architecting (MIT)
This course addresses the architecting of air transportation systems. The focus is on the conceptual phase of product definition, including technical, economic, market, environmental, regulatory, legal, manufacturing, and societal factors. It centers on a realistic system case study and includes a number of lectures from industry and government. Past examples include: the Very Large Transport Aircraft, a Supersonic Business Jet, and a Next Generation Cargo System. The course identifies the
Author(s): Murman, Earll,Hansman, John,Clarke, John-Paul

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Content within individual OCW courses is (c) by the individual authors unless otherwise noted. MIT OpenCourseWare materials are licensed by the Massachusetts Institute of Technology under a Creative C

Job interviews
Job Interviews is one of several Futures workbooks which help students choose and prepare for their careers. Like the other workbooks in the series you can dip in and out doing the exercises which are most relevant to you. You might want to include the exercises or the output in your personal development plan or e-portfolio. Interviews are still the most commonly used method for assessing a person’s suitability for a job. In the UK 99 per cent of employers use selection interviews to recruit
Author(s): Leeds Metropolitan University

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Catholic Mass - 6/15/14 - Trinity Sunday
Catholic Mass - 6/15/14 - Trinity Sunday
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Debat in de klas : Site met thema's en ideeën voor debatvoering
12-12-2014_14-00-43.jpg

Deze uitgebreide site wil zo veel mogelijk scholieren lekker laten debatteren! We geloven dat het het kritisch en onafhankelijk denken bevordert.

Op deze website vind je alles wat je nodig hebt om zelf te debatteren. Het grootste deel is helemaal …


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National Sleep Foundation
This site provides links to information on a variety of issues related to sleep.
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Gas Laws: Demos Galore

Video link (see supported sites below). Please use the original link, not the shortcut, e.g. www.youtube.com/watch?v=abcde