Microcomputers and Online Catalogs.

Fuente: ERIC Institute of Education Sciences

Saved in:

Bibliographic Details
Main Author:	Gorman, Michael
Format:	Recurso educativo Open Access
Language:	en
Published:	1984
Subjects:	Information Systems Library Automation Library Catalogs Man Machine Systems Microcomputers Online Searching Online Systems Search Strategies Technological Advancement
Online Access:	Acceder al recurso
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Modern Subject Access in the Online Age.
by: Cochrane, Pauline A., et al.
Published: (1984)

Can Online Catalogs Be Too Easy?
by: Arret, Linda
Published: (1985)

InfoQUEST: An Online Catalog for Small Libraries.
by: Campbell, Bonnie
Published: (1984)

Microcomputer-Based User Interface for Library Online Catalogue.
by: Cheng, Chin-Chuan
Published: (1985)

Communicating with Online Catalogs and Other Retrieval Systems: The Need for a Standard Command Language.
by: Hildreth, Charles R.
Published: (1986)

University of California Prototype On-Line Catalog: Preliminary Specifications for the Patron Interface. Working Paper No. 7.
by: Klemperer, Katharina, et al.
Published: (1980)

Making a Library Catalog Adaptive.
by: Buckland, Michael K., et al.
Published: (1992)

Online Library Users--The Library Comes of Age.
by: Cochrane, Pauline A., et al.
Published: (1985)

Catalog Use at the University of Wisconsin-Stout: A Comparative Study.
by: Richards, Mary
Published: (1987)

The CD-ROM Services of SilverPlatter Information, Inc.
by: Allen, Robert J.
Published: (1985)

Library of Congress Online Public Catalog Users Survey.
by: Anderson, Rosemary, et al.
Published: (1982)

TOMUS: The System's Design and Features.
by: Salmon, Stephen R.
Published: (1986)

Bibliographic Instruction and the Development of Online Catalogs.
by: McDonald, David R., et al.
Published: (1983)

SearchLit.
by: Joachim, Robert
Published: (1986)

MIIS to MS-DOS: Microcomputer Options for Online Catalog Support.
by: Grotophorst, Clyde W.
Published: (1986)

Beyond Boolean: Designing the Next Generation of Online Catalogs.
by: Hildreth, Charles R.
Published: (1987)

VUBIS: A User-Friendly Online System.
by: Alewaeters, Gerrit, et al.
Published: (1982)

Encounters with the OPAC: On-Line Searching in Public Libraries.
by: Slone, Deborah J.
Published: (2000)

Catalog Records Retrieved by Personal Author Using Derived Search Keys
by: Landgraf, Alan L., et al.
Published: (1973)

Users Look at Online Catalogs. Part 2: Interacting with Online Catalogs. Final Report.
by: Larson, Ray R.
Published: (1983)

OPACs: The User and Subject Access.
by: Carson, Elizabeth
Published: (1985)

What Is User-Friendly?
by: Lancaster, F. W., et al.
Published: (1986)

ERIC MICROsearch: Searching ERIC on a Microcomputer.
by: Klausmeier, Jane
Published: (1985)

Online Subject Access--Enhancing the Library Catalog.
by: Mandel, Carol A., et al.
Published: (1983)

Instructing the Online Catalog User.
by: Miller, William
Published: (1986)

The Process of Subject Searching in the Library Catalog: Subject Access Research Project. Final Report.
by: Markey, Karen
Published: (1983)

University of California Users Look at MELVYL: Results of a Survey of Users of the University of California Prototype Online Union Catalog. Part 1. Final Report.
Published: (1983)

A Comprehensive Study of Online Public Access Catalogs: An Overview and Application of Findings. Volume III of Three Volumes. Final Report.
by: Kaske, Neal K., et al.
Published: (1983)

Terminal Ailments Need Not Be Fatal: A Speculative Assessment of the Impact of Online Public Access Catalogs in Academic Settings.
by: Sandler, Mark
Published: (1985)

OASIS: Prototyping Graphical Interfaces to Networked Information.
by: Buckland, Michael K., et al.
Published: (1993)

Micros for the 1990's: An Update.
by: Grosch, Audrey N.
Published: (1991)

The Online Catalog and Patron Search Strategies at Georgia State University.
by: Agnew, Grace, et al.
Published: (1985)

User Interfaces for CD-ROM PACs.
by: Bills, Linda G., et al.
Published: (1988)

Design for an Adaptive Library Catalog.
by: Buckland, Michael K., et al.
Published: (1992)

Online Catalogs: Coping with the Choices.
by: Horny, Karen L.
Published: (1982)

Distributed Processors and Processing with Microcomputers.
by: Noerr, K. T. Bivins, et al.
Published: (1983)

In-Depth: University of California MELVYL.
by: Salmon, Stephen R., et al.
Published: (1982)

"Card" Catalog on a Microcomputer--So Easy a Child Can Use It.
by: Costa, Betty, et al.
Published: (1982)

ATLAS from Data Research Associates: A Fully Integrated Automation System.
by: Mellinger, Michael J.
Published: (1987)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
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HTTP_ACCEPT	"/"
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