The XPA messaging system provides seamless communication between many kinds of Unix programs, including X programs and Tcl/Tk programs. It also provides an easy way for users to communicate with these XPA-enabled programs by executing XPA client commands in the shell or by utilizing such commands in scripts. ... A program becomes an XPA-enabled server by defining named points of public access through which data and commands can be exchanged with other client programs (and users). ...

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• Introduction to XPA
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... Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, U.K. љ This paper describes how Tcl and the Tk toolkit have been extended to send and receive Adam inter-task messages, and how it has been used to build graphically-oriented user interfaces for various data reduction tasks. ... The user interface uses the message system to control the task. ... adam_init . ... The user interface sends messages to the relay task using the Adam message system, which forwards them to the Adam tasks. ...

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• Tcl/Tk with DRAMA - A Natural for Building User Interfaces to Instrumentation
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The pnet, prun, psrv suite of programs . ... pnet -> prun -> psrv -> disc . ... It can forward commands from pnet to psrv and pass back the replies. prun starts the data taking, gets the data from the spectrometer, and passes it via a socket to the psrv program running on the file server. ... There is a psrv task for each prun task (one for each subband on a spectrometer box). prun starts psrv via xinetd by connecting to the well known port address. psrv accepts commands from pnet via prun. ...

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Domes Forum Message . Forums: . ... Domes and Observatories Discussion | Post . ... Observatory Building . Forum List | ... Post Message | Back to Thread Topics . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• PEAS Is SW For Analysis Of P.E. FFT - an Astronomy Net Software Forum Message
• Provide Optics Software - an Astronomy Net Software Forum Message
• If You Can't Build A Bird House - an Astronomy Net ATM Forum Message

... Bojan Nikolic web pages (r. 329) . ALMA . ... LibAIR is the atmospheric inference library that is the main core of the algorithms for phase correction of ALMA data using water vapour radiometers that we are developing in Cambridge. ... The library and algorithms are documented in the series of memo?s which are being posted at page on inference of coefficients for use in phase correction. ... ALMA WVR phase correction algorithms and software . ... Introduction to phase correction for ALMA . ...

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• OptInt PmWiki : Delay Line Software Libraries | History
• Command line interface to libAIR and water vapour column retrieval Bojan
• Building libAIR Bojan Nikolic web pages (r. 329)

ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Staff list | ... Australia Telescope Online Archive (ATOA) . ... Miriad | ... CSIRO ATNF Data Archives . ... This message : [ Message body ] [ More options ( top , bottom ) ] . ... Next message : mcalabre_at_email.protected: "[atnf-data-reduction] Livedata and Miriad in Solaris" . Previous message : mcalabre_at_email.protected: "[atnf-data-reduction] Miriad FITS WCS compliance (part 2)" . ...

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• Archive of VLBI Observations Majordomo List
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• Archive of International Virtual Observatory Discussions Majordomo List

Open Systems Handbook: A Guide to Building Open Systems . ... This book is designed to provide interested individuals and organizations with an overview of open systems and the work being done to achieve them. ... This section is organized using a descriptive model of an open systems environment developed by the IEEE PI 003.0 Working Group, which is developing the Guide to POSIX-based Open System Architecture. ... Standards for open systems 13 . Chapter 3: The open systems environment (OSE) 15 . ...

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• Open System Handbook: A Guide to Building Open Systems

... The Network Time Protocol (NTP) is used to synchronize the time of a computer client or server to another server or reference time source, such as a radio or satellite receiver or modem. ... Information on the NTP architecture, protocol and algorithms can be found in the Further Information and Bibliography page. The Building and Installing the Distribution page presents an overview of the procedures for compiling the distribution and installing it on a typical client or server. ...

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• Building and Installing the Distribution
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CFITSIO Interface Library CFITSIO is a library of ANSI C routines for reading and writing FITS format data files. ... The CFITSIO library is built on Unix systems by typing: > ./configure [--prefix=/target/installation/path] > make (or 'make shared') > make install (this step is optional) at the operating system prompt. The configure command customizes the Makefile for the particular system, then the `make' command compiles the source files and builds the library. ...

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• http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/libcfitsio/libcfitsio-3.310/README.win32
• http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.0/README
• http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/README

... Although many of the images are used for teacher-driven activities, students do have the opportunity to work with scientists on original research projects. ... The primary goal is to have teachers experience astronomy research and then to bring the research data into their classrooms via the internet. ... They also learn how to process their data, build a solar telescope to take home to their classrooms, and learn background information from astronomers in each of the three research areas. ...

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Next: Summary Up: Design Previous: Logical View . The screen design is part of the user interface development, and is a result of the storyboarding described in Section . ... This provides a good overview of how the user interface development had to be broken down to meet the design requirements. The Menu Bar is located at the top of the screen, and provides access to several functions available throughout the design session. ... The Palette of Objects is located in the upper right. ...