. 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 your environment: Bourne shell
• Changing environment variables

OptInt PmWiki : Pm Wiki / Available Actions . Default actions . ... Cookbook actions . Page actions are applied to wiki pages, as a query string appended to the URL . ... displays dialog for setting/changing password of the specified page or group of pages, see passwords , see also $EnablePostAttrClearSession if you do not want to have the session cleared after validating change General use of passwords . ... display the specified page (default action if no ?action= is present) . ...

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• OptInt PmWiki : Available Actions
• OptInt PmWiki : PmWiki / Page History
• OptInt PmWiki : PmWiki / Access Keys

... 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

... About ATMoB . ... The ATMoB has established an email list server with various mailing lists for use by our members. ... This list has been established for use by ATMoB members, friends of members, and anyone interested in astronomy with a focus on things of interest to those in the greater Boston area. ... Notice: The owners of this server, the Amateur Telescope Makers of Boston, and any other sentient beings that happen to be involved assume no responsibility for any messages posted via this system...

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... 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

... 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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• VLBI Wiki | Main / ActionsLBA-Ops-2014
• Pulsar Group PmWiki/Available Actions
• Reducing WSRT Data with AIPS

Aside of the Road Outside it's cold I'm walking down the road Which changed a lot since I passed it Here where now and then A bright light shines Was it a little while ago dark and grey But as a woman is asking me How are you? and I said I'm doing good I can watch the way she looks ' cause of all the bloody news I know that I can't change a world Which makes me sometimes feel so blue But she couldn't know what I ...

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• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/r/rush/signals.1
• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/w/wilson.phillips/hold_on
• Dynamic HTML in Communicator

... 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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Everybody seems to loves these inset bars. ... Here the piece, " 3bar3grey.gif " is shown against a white background, and here's a couple of close-ups of just what makes 'em what they are. ... The 'background' layer gets filled with the average color of your WWW background image, and the top one is blank for now. ... Now all you need to do is flatten the image, reduce it to indexed color, and save as a transparent GIF89a using the background color as transparent. ...

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• CoolType - Lightning
• Lighting plug-in
• Map-to-sphere plug-in

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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• Make a Wish Foundation at AO National Astronomy and Ionosphere Center (Arecibo
• pointing
• pntModelGradients

... Version 1.14 - 2001-03-29 (GV) ------------ + ( test /Makefile) actually add the new test harnesses ;-) Version 1.13 - 2001-03-26 (GV) ------------ + (deceit.pl::fillColumn) support variable length vector columns, support padding of vector columns if not enougyh elements are available in the ascii file . + ( test /stringcolumns) simple test harness for string columns. + ( test /variable_length_vector_column) test ... Lacks documentation and explicit test harness. ...

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• Changing parameters

... ID Comp Origin Type Prior DueDate Resp Status Description ---------------------------------------------------------------------------------------------- 001 OLAS cguirao/2000-12-04 ACTION LOW June 2001 szampier INIT OLAS and filesystems. ... Worklog: 2001-01-15 : informal meeting CG-SZ. ... 009 DHS SCCB#1/Feb2001 BUG HIGH 15/02/2001 szampier INIT Ask Bruno for more details about BUG DFS00662 ("DHS: cfitsio: failed to reallocate memory (mem_write")) to define the expected Release solved. ...

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• http://www.eso.org/projects/dfs/to-do-list/fors-to-do-close.txt
• pyQC: Python 2.6.2
• Rapid Changes in the Inner Coma of Comet Hyakutake

Posting Observations . ... You will need to subscribe to vsnet-acc (to allow you access to post your observations). ... VSNet has several different e-mail sigs, and sub sigs. ... These list are controlled by a software package called " Majordomo ", which allows you to subscribe and unsubscribe yourself from these list with an e-mail message (automated). ... Once you have subscribed to vsnet-acc (which will only send you a welcome message back and nothing else) you can post to the other list. ...

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• Supernova 1998T in NGC 3690
• Supernova 2000H in IC 454

... Tonight's Sky . ... The Magazine . ... Observing . ... Magazine . ... Sky this Month . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Watch the Curiosity rover in action . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

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• How large a body would it take to make a crater as wide as the Gulf of Mexico?
• Star explosion makes speedy wave | Astronomy.com
• Bright planets meet at dusk | Astronomy.com

You Can Make Stellar Images Brighter . Articles | ... A few months ago I wrote an article titled "You Can’t Make Them Brighter". So why am I now writing that you can make them brighter. ... The image of a focused star is actually a small disk called the Airy disk, named after the 19 th century scientist Sir George Airy. ... For a given aperture, a smaller Airy disk means that the light is focused to a smaller disk and is therefore brighter. ... www.astronomy.net . About Astronomy Net | ...

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• You Can't Make Stellar Images Brighter - an Astronomy Net Article
• Your First Telescope - an Astronomy Net Article
• Do I Have A Dirty Polished Mirror? - an Astronomy Net ATM Forum Message

... Stellar cinders . Born-again stars . ... Heavyweight Stars . ... What will happen inside the Sun and why? ... These are questions about "stellar evolution", the history of stars as they are transformed by nuclear processes deep inside. ... Most of what we know about stellar evolution comes from computer models of stars. ... We learn about the evolution of high-mass stars from HR diagrams of young galactic open clusters, and the evolution of low-mass metal-poor stars from old globular clusters. ...

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• Making backups with tar
• Introduction
• INTRODUCTION

... 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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• XWare > APOD

... Archives . ... X-ray summer school is on going. ... Recently I went to JSM 2007 and tried to attend talks about (bayesian) change point problems, which frequently appears in time series models, often found in economics. ... Tags: ARCH , Bayesian Block , challenges , change point problem , GARCH , light curves , summer school , X-ray . ... I received another type of changing point problem, defining a peak precisely, from a x-ray school student, who tried bayesian block but said it didn?t work. ...

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• Who is tweeting about #AAS225
• Who is tweeting about #AAS223
• Apple Scrolling - Which Way is Up?

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

... Here are some tips on how to get the best guiding out of our current system. ... NA2 Guider Tips . ... Optical double stars, late-type galaxies, and bipolar PNs may pose a problem for guiding, as will objects where you desire to observe a position away from the bright center (e.g., SNs near bright galaxies). ... Field Star is good if your object is too faint or asymmetrical for Boresight guiding, or if you need the slit to be off-center. ... Use Field Star guiding almost always. ...

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• Appendix B
• Astrophysical Research Consortium - Apache Point Observatory
• APO Telescope Documentation