... Stellar Evolution is driven entirely by the never ending battle between Pressure and Gravity . As imbalances are reached, the star is driven to find a new Energy source. ... Pressure and gravitational forces are equal, the star is stable and its core is sufficiently hot to fuse Hydrogen into Helium More about main sequence stars . ... The luminosity generated by the core fusion of Helium into Carbon is far greater than the shell luminosity associated with the fusion of Hydrogen into Helium. ...

Document Preparation . WordPerfect v5.1, a commercial word processing package, is available on the Science Cluster, from node EOTVOS. ... PC users familiar with WordPerfect will be pleased to know files created using WordPerfect v5.1 on the PC can be copied to a VMS system, edited, and printed with no loss of formatting. ... If you simply want a person to read the document, it is best to create an ASCII file of the document while in WordPerfect and then mail this ASCII file. ... Press to save. ...

multi-rsh is a perl script which runs the same command on multiple machines, in parallel, and provides reasonable, adjustable timeouts for those machines which fail to answer. Both standard output and standard error are returned through the same channel, and all output has the hostname prepended to each line. Multi-rsh must be run as root (remote jobs can be set to run as any user, see Options below). ... Neither form allows you to directly pass input to the remote programs. ...

... grep -s keith > /dev/null then echo keith is logged in else echo keith not available fi . This lists who is currently logged on to the sytem and pipes the output through grep to search for the username keith . The -s option causes grep to work silently and any error messages are directed to the file /dev/null instead of the standard output . If the command is succesful i.e. the username keith is found in the list of users currently logged in then the message keith is logged on . ...

... This appendix describes how to use the JavaScript console to evaluate expressions and display error messages to the user. ... Displaying Error Messages with the Console JavaScript 1.2 and earlier versions. ... You can specify whether to automatically open the console when a JavaScript error occurs or to display a dialog box for each JavaScript error. ... To open a dialog box each time an error occurs, add the following line to prefs.js : user_pref("javascript.classic.error_alerts", true); . ...

... Standard Commands . ... TwistedActor.Actor is core code for writing an actor: an instrument control computer (ICC) or hub-based script that does something useful. This manual describes the standard commands and keywords that any actor based on TwistedActor.Actor will support. All actors based on TwistedActor typically support the following standard commands (plus additional device-specific commands documented in that actor's manual). ... Connect one or more devices (if not already connected). ...

... Statusbars are simple widgets used to display a text message. ... The following example creates a statusbar and two buttons, one for pushing items onto the statusbar , and one for popping the last item back off. #include stdlib.h #include gtk/gtk.h #include glib.h GtkWidget * status_bar ; void push_item( GtkWidget *widget, gpointer data ) { static int count = 1; char buff[20]; g_snprintf (buff, 20, Item %d , count++); gtk_ statusbar _push (GTK_ STATUSBAR ( ...

... User Guide ] Task: tvflag Purpose: Interactive editing of a UV data set on a TV device. ... The user should make sure, if the display device is capable of creating menus that the menu program has been loaded ``before'' running this routine (eg. xpanel for the XMTV) - see the User's Guide or Cookbook under TV Devices for details. ... The user may edit the data in one of two ways: 1) By entering commands at the keyboard; or 2) by selecting commands from the listed menu items. ... Minimum match is used...

Astronomy Discussion Forums . ... Let Me Be More Clear . ... Post Message | ... However, if I have identified it, how do I know this 'thing' is something that exists versus only thought of as existing? ... However, by me identifying 'red' as 1 (i.e., as I originally did), I am assuming that there is 'red' as something that exists. ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... This describes how to set up a VNC connection using standard MacOS programs. ... Before opening the VNC viewer, you will need to SSH onto remote to start a VNC session on dataview, as described above. ... When you open Chicken, you will get a VNC Login window with a number of fields on the right.. ... If you get this wrong (or if you entered your VNC password incorrectly on the VNC login screen), you will get an Authentication Failed message and will be asked again to Enter password to retry . ...

... Computerised Instrument Control and Data Acquisition (CICADA) is a software system for control of telescope instruments in a distributed computing environment. ... Computerised Instrument Control and Data Acquisition (CICADA) is a software system developed to provide access to, control of, and retrieval of data from, instruments mounted on observatory telescopes. ... Each instrument class generates its own request data structures using its own generate_req method, which is called by the control...

ntpq [ -inp ] [ -c command ] [ host ] [ ... ] . ntpq is used to query NTP servers which implement the recommended NTP mode 6 control message format about current state and to request changes in that state. ... Requests to read and write arbitrary variables can be assembled, with raw and pretty-printed output options being available. ntpq can also obtain and print a list of peers in a common format by sending multiple queries to the server. ... Causes output from query commands to be "cooked" . ...

... Requests for Comments (RFCs) – это набор документов выпущенных Internet Engineering Task Force (IETF) из Network Information Center (NIC), которые представляют новые протоколы и устанавливаемые стандарты для стека протоколов Интернет Каждый такой документ определяет аспект относительно протокола Интернет. Ниже мы перечислили все RFC, которые имеют отношение к этой книге и различному программному обеспечению описанному в ней. ... User Datagram Protocol (UDP). ... Internet Protocol (IP). ...

... Government Open Systems Interconnection Profile Users' Guide, Version 2 . ... Computer Systems Laboratory . ... USA Government Printing Office, Washington, 1991 . ... 1.2 Nature and Purpose of Guide 1 . 1.3 Brief History of OSI 2 . 1.4 Role of GOSIP 5 . ... 5.3 Configuring a GOSIP System 29 . ... 6.5.5 Network Technology Options 43 . ... 7.7.2 Secure Data Network System (SDNS) 70 . ... 9.5 Interoperability with Non-GOSIP OSI Systems 94 . ... APPENDIX D: USERS' GUIDE EVALUATION FORM 155 . ...

... AstroImageJ (AIJ) .. ... Reads and writes FITS images with standard headers . ... Provides a time and coordinate converter tool with capability to update/enhance FITS header content (AIRMASS, BJD, etc.) ... Creates color images and with native ImageJ processing power . ... AstroImageJ_Updater . Update operation now updates AIJ version number in Info.plist CFBundleVersion and CFBundleShortVersionString (MacOSX only) . ... AstroImageJ is ImageJ with astronomy plugins and macros installed. ...

... 01.10.2008 (VNY) Added some run-time messages . 09.11.2007 (VNY) Restoring the omgsource flag when extracting the target spectrum: in the case when omgrism is called from the interactive tool omgsource the target spectrum shouldn't be extracted (fixing the SSC-SPR-3702) . ... 15.04.2007 (VNY) More improvements in the field spectra extraction . ... 15.07.2004 (VNY) The target spectrum is placed in the first position in the output file with spectra (SSC-SPR-3356) . ...

OptInt PmWiki : Pm Wiki / Page Directives . ... attachlist NAME:) shows a list of attachments of the group or page NAME. (:attachlist ext=xxx:) specifies an extension for filtering by type of file. (:attachlist *:) shows the uploads directory and permits browsing of all uploaded files by directory ( will not work if $EnableDirectDownload is set to 0 ). (:description text:) . ... If supported by the skin , each of these turns off the corresponding portion of the page. (:redirect PageName:) . ...

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

... IPACMAN V2.5 Test Plan (or more) . ... Anyway, results given hereafter are related to one plaform only (the one mentioned on the top). ... specific testcases The following testcases correspond to the minimum set of tests to be run on every new IPACMAN release (alpha, beta, final, .. ... 1/ START IPACMAN . ... Expected result . ... Verify IP: select an IP on disk and run Reports>verify IP . ... IP Diff: select two IPs on disk, and run Reports>IP Diff and check manually the results: verify the . ...

... SGML . The text/html content type . In this section, we begin the specification of HTML 4.0, starting with the contract between authors, documents, users, and user agents. ... These recommendations are not normative and conformance with this specification does not depend on their realization. ... An HTML document is an SGML document that meets the constraints of this specification. ... A user is a person who interacts with a user agent to view, hear, or otherwise use a rendered HTML document. ...