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Bibliographic Details
Main Author:	Carson, Elizabeth
Format:	Recurso educativo Open Access
Language:	en
Published:	1985
Subjects:	Display Systems Library Catalogs Library Services Library Surveys Literature Reviews Man Machine Systems Online Searching Online Systems Reference Services Search Strategies User Satisfaction (Information)
Online Access:	https://eric.ed.gov/?id=EJ318765
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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)

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

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

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

The Uniform Catalog.
by: Buckel, William L.
Published: (1986)

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

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)

Human Help at OPAC Terminals Is User Friendly: A Preliminary Study.
by: Mendelsohn, Jennifer
Published: (1994)

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

Observations of End-User Online Searching Behavior over Eleven Years.
by: Sewell, Winifred, et al.
Published: (1986)

Expert Systems and Their Applications in LIS.
by: Vickery, Alina, et al.
Published: (1987)

Front-End/Gateway Software: Availability and Usefulness.
by: Kesselman, Martin
Published: (1985)

Zero Result Searches. . . How to Minimize Them.
by: Atkinson, Steve
Published: (1986)

The Impact of In-House and End-User Databases on Mediated Searching.
by: Crea, Kathleen, et al.
Published: (1992)

System Features for Subject Access in the Online Catalog.
by: Lawrence, Gary S.
Published: (1985)

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

Enhancing Subject Access in Online Systems: The Year's Work in Subject Analysis, 1991.
by: Taylor, Arlene G.
Published: (1992)

SLIMMER--A UNIX System-Based Information Retrieval System.
by: Waldstein, Robert K.
Published: (1988)

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

Conversations with MELVYL: Translated from the MELVYLIAN Language.
by: Klugman, Simone
Published: (1982)

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

Laserdisc Technology Enters Mainstream.
by: Stephens, Kent
Published: (1986)

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

Beyond the Online Catalog: Utilizing the OPAC for Library Information.
by: Diskin, Gregory M., et al.
Published: (1985)

The Quintessential Searcher: The Wit & Wisdom of Barbara Quint.
by: Block, Marylaine, Ed.
Published: (2001)

Microcomputers and Online Catalogs.
by: Gorman, Michael
Published: (1984)

Subject-Searching Experiences and Needs of Online Catalog Users: Implications for Library Classification.
by: Markey, Karen
Published: (1985)

Expert Systems in Reference Services.
by: Roysdon, Christine, Ed., et al.
Published: (1989)

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

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)

MacNOTIS-NOTIS User Interface Development and Test.
by: Hall, Hal W.
Published: (1994)

An Online Reference System.
by: Chisman, Janet, et al.
Published: (1984)

Common Command Language for Online Interactive Information Retrieval.
by: Klemperer, Katharina
Published: (1987)

User Satisfaction with the Online Negotiation Interview: Contemporary Concern in Traditional Perspective.
by: Auster, Ethel
Published: (1983)

End-User Searching Services. SPEC Kit 122.
by: Thomas, Sarah E.
Published: (1986)

The Exact-Display Approach for Online Catalog Subject Searching.
by: Drabenstott, Karen M., et al.
Published: (1996)

Managing Change: Supporting Users of Automated Systems.
by: Marchionini, Gary, et al.
Published: (1987)

User Problems with Access to Fictional Characters and Personal Names in Online Public Access Catalogs.
by: Yee, Martha M., et al.
Published: (1991)

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

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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ui	"standard"
language	"en"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1784867585.5209 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "c09b27fb2890f4b28ed6a0b3656bb2bc" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1583}
SessionHelper	Laminas\Stdlib\ArrayObject {#1773}

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REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
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HTTP_ACCEPT	"/"
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HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.217.169"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"2391"
REDIRECT_URL	"/Record/eric_EJ318765/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/eric_EJ318765/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1784867585.5138
REQUEST_TIME	1784867585

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
VUFIND_SESSION	"c09b27fb2890f4b28ed6a0b3656bb2bc"
ui	"standard"
language	"en"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1784867585.5209 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "c09b27fb2890f4b28ed6a0b3656bb2bc" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1583}
SessionHelper	Laminas\Stdlib\ArrayObject {#1773}

Server/Request Data

Key	Value
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REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"VUFIND_SESSION=c09b27fb2890f4b28ed6a0b3656bb2bc; ui=standard; language=en"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.217.169"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"2391"
REDIRECT_URL	"/Record/eric_EJ318765/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/eric_EJ318765/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1784867585.5138
REQUEST_TIME	1784867585

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

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