. To make a temporary change the value of an environment variable enter the command: VARNAME= value_of_variable . This value will remain until you logout from the system or exit from the shell you are working in. To make other programs that use the variable aware of the new value enter the command: export VARNAME . Examples .

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• Making lasting changes
• Changing shell variables
• Changing your environment: Bourne shell

... Review of SQL usage during SMOV2 and Cycle 7 revealed 10 cases where it has been commonly invoked in order to overcome various implementation process and/or ground system deficiencies. Reducing special SQL usage by eliminating these deficiencies would simplify SMOV proposal implementation and reduce the work load on operations personnel (i.e. another small step towards "cheap ops." ...

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• The File Life Cycle
• Investigator Email Change
• Finished Help Changes

... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

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• Phil Plait's Bad Astronomy: Bitesize Astronomy

Play ---- From the album _Wish_ (c) 1992 The Cure day after day I let you down promise you to change then change my mind and every time I promise you it will all be fine it won't be like this next time the days you wait turn into years always wait helpless tears hopeless nights and all the fears it will always be like this you give me everything you have hoping it will someday be ...

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• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/w/wilson.phillips/hold_on
• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/i/inxs/the.swing
• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/d/dio/wild_one

... As mentioned above, in an emergency ^@ can be used instead of ^M. When SM is started, or whenever the TERMTYPE command is used to change terminals, the arrow keys are bound to the commands previous_line , ext_line , previous_char , and ext_char . ... this won't work (you'll get a syntax error) and you'll have to use the next alternative, namely put the commands into a file and say read edit filename , for example: # Change the history character # name key history_char ! ...

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• Reducing WSRT Data with AIPS
• correlator:createnew [ATNF VLBI Wiki]
• difx:ivs2016extras [ATNF VLBI Wiki]

... Tonight's Sky . ... Sky this Month . ... The Sky This Week: April 1 - 10 . ... Sky this Week . ... Sky Events . ... Tour the Deep Sky . ... Observing springtime deep-sky objects with a large telescope . ... How large a body would it take to make a crater as wide as the Gulf of Mexico? ... The Gulf of Mexico is the result of plate tectonics, or "continental drift," in which the plates comprising the Earth's crust change position over time. ... Get instant access to subscriber content on Astronomy.com...

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• Web Extra: What makes stars tick? | Astronomy.com
• Making double planets | Astronomy.com
• Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets,

... Blank lines and lines starting with "#" are skipped. #this line is optional INDENT=2 http://www.foo.com/ The top level entry http://www.bar.com/ One level down from the top http://www.baz.com/ Use a pipe symbol | to make some text appear outside of the link http://www.zap.com/ Use ampersand notation (e.g. |) to include a pipe symbol in the link text * Use an asterisk for the URL if you want text but no link http://www.cow.com/ Two levels down | ... Two levels down (parent is asterisk line) . ...

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• Changes for release 1.6
• The AstroStat Slog Blog Archive Change Point Problem
• Who is tweeting about #AAS225

... The parameter dialog presents you with the parameters that the task will use. ... list parameters . ... In general, the edit field field is preceded by a label , specifying the name of the parameter. ... If that is the case, a pull-down menu is shown next to the edit field of that parameter. Other parameters may have a browse button next to the edit field . Clicking on this button will pop-up a browser , in which you can select the value of this parameter by browsing through your file system. ...

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• Change history

... Apr 14, 2016 - Monthly Meeting . ... The Amateur Telescope Makers of Boston, Inc. ATMoB) is an astronomy club devoted to telescope making, observing, and studying the heavens. ... CURRENT MOON . ... April Sky . ... Lyrids Meteor Shower . ... Sources: NASA JPL Space Calendar , StarDate Online , Sky Telescope , Harvard-Smithsonian Center for Astrophysics , RASC Observer’s Handbook , Abrams Planetarium Sky Calendar and Astronomy Magazine . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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... Make a new empty directory; you'll need about 6 megabytes; . ... Customize "host.html" as described below (optional); . ... Send some mail to me ( billa@znet.com ) with the URL of your new copy so I can update the mirror list; also let me know if you would like to receive email notifications of future updates. ... Several of the mirror sites are using the "mirror" package to keep their copies of TNP up to date automatically instead of waiting for me to send these notices. ... Mirrors .. ...

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• Principles of the Magnetic Trapping of Particles
• Seasons of the Year
• DETECTION AND VALIDATION OF LAND-COVER CHANGE

... Make a new empty directory; you'll need about 6 megabytes; . ... Send some mail to me ( bill@nineplanets.org ) with the URL of your new copy and its physical location so I can update the mirror list; also let me know if you would like to receive email notifications of future updates. ... add some text to describe your site; . ... Several of the mirror sites are using the "mirror" package to keep their copies of TNP up to date automatically instead of waiting for me to send these notices. ...

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• Lighting plug-in
• Map-to-sphere plug-in
• Building and Installing the Distribution

... new: . ... Python 2.6.2 + most up-to-date modules (December 2009) . ... pyQC script structure . ... The current installation of python and its associated modules on our DFO machines is extremely old (i.e. python 2.4.2 was released in Sept. ... The new python executable lives in: /qcdp/bin/python . ... The first figure shows the execution times for the old python installation, while the second figure shows the execution times based on scripts running the python 2.6.2 installation with the new modules...

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• hideFrame
• Organization of data
• phoenixMonitor

This group of four pages describes how the Arecibo 430 MHz radar makes simple measurements in the ionosphere. ... Radar Reflections From the Ionosphere . ... Or How are radio and TV stations like radars?) ... Consider two radio stations located on a mountain transmitting to a nearby city. ... A radar is like a radio station, but it has a receiver that picks up radio waves reflected from objects (targets). ... Although a radio station transmits continously, a radar can transmit short bursts of waves. ...

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• pointing
• pntModelGradients
• pulsars

The night after the John Glenn program, I pitched the terraforming idea to my students. I asked them if they'd like to terraform Mars as a big class project; I wanted to throw the idea to them and see how they would react. Already I had a vision of splitting the class into several groups and having each group take charge of a portion of the project. ... Following my initial idea on how to conduct the project, I split the class into six groups, each student choosing his or her group. ...

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• ASP: An Ancient Universe - Changes in Stars
• ASP: Eclipse Watching: Making a Solar Filter
• ASP: Sharpening Our Focus

Next: Restoring files with tar Up: Simple backups Previous: Simple backups . A full backup can easily be made with tar љ : # tar -create -file /dev/ftape /usr/src . ... If your backup doesn't fit on one tape, you need to use the -multi-volume ( -M ) option: # tar -cMf /dev/fd0H1440 /usr/src . ... usr/src/ . ... usr/src/linux-1.2.10-includes/ .. ... An incremental backup can be done with tar љ using the -newer ( -N ) option: # tar -create -newer '8 Sep 1995' -file /dev/ftape /usr/src -verbose . ...

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• The buffer cache
• Background
• Recent changes in Earth's albedo and its implications for climate change

... It turns out one possibility is a form of matter/energy invented by Einstein in the 1920s to make sure his equations of General Relativity did not predict the Expansion of the Universe. Although Einstein was willing to predict several things with his equations of General Relativity, he obviously thought an expanding Universe was too much, and so he invented the Cosmological Constant, which repels itself, and was meant to balance the force of gravity, and make the Universe static. ...

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• Changing the top-end
• Salvage and make safe of Yale-Columbia
• Salvage and make safe of 74"

Appendix B: The Effects of Thermal Changes on the "Absolute" Position of the Secondary . ... I will use the same nomenclature for the rod forces here as I used in Appendix A. In Appendix A, the axial force balance equation at the horizon was shown to be . ... The quantity that we really wish to derive is , where is the rod elongation at some initial epoch (i.e. when the rods were first tensioned) and where is the rod elongation at some later time after the rod temperatures had changed. ...

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• TUI:Guiding:User's Guide
• Astrophysical Research Consortium - Apache Point Observatory
• coordConv Version History

... Return to the Kernel page . ... Kernel . ... This article is part of the LWN Porting Drivers to 2.6 series . One might be tempted to think that the basic task of keeping track of the time would not change that much from one kernel to the next. ... One change which shouldn't be problematic for most code is the change in the internal clock rate on the x86 architecture. In previous kernels, HZ was 100; in 2.6 it has been bumped up to 1000. ... Driver porting: Timekeeping changes . ...

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• LWN: Changes to the USB driver API for the 2.5 series kernel
• LWN: Driver porting: miscellaneous changes
• NEdit.org

... The Dancing Auroras of Saturn . ... Credit Copyright: VIMS Team, JPL , ESA , NASA Explanation: What drives auroras on Saturn? To help find out, scientists have sorted through hundreds of infrared images of Saturn taken by the Cassini spacecraft for other purposes, trying to find enough aurora images to correlate changes and make movies . ... Publications with keywords: Saturn - aurora - cassini spacecraft - infrared . Publications with words: Saturn - aurora - cassini spacecraft - infrared . ...

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• Journal "Peremennye Zvezdy"
• XWare > APOD

. Christmas History Traditions Carols Celebration in UK Celebration in USA яhristmas Menu .

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