User Information Needs: The Challenge and a Response.

Fuente: ERIC Institute of Education Sciences

Saved in:

Bibliographic Details
Main Authors:	Goodman, A. F., Jones, S.O.
Format:	Recurso educativo Open Access
Language:	en
Published:	1968
Subjects:	Computer Science Information Centers Information Dissemination Information Retrieval Information Science Information Services Information Systems Library Science Library Services Reference Services
Online Access:	Acceder al recurso
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A Reference Theory of Specific Information Retrieval
by: McClure, Charles R.
Published: (1974)

"SDI--Where are We? The Challenge of the Future." The Information Dissemination Center View.
by: Carmon, James L.
Published: (1974)

Position Paper on Extra-Library Information Service. Final Report.
by: Myatt, DeWitt O., et al.
Published: (1967)

Available Data Banks for Library and Information Services.
by: Patrinostro, Frank S., Comp., et al.
Published: (1973)

The Computerized File Management System
by: Buginas, Scott J., et al.
Published: (1973)

Investigation of the Public Library as a Linking Agent to Major Scientific, Educational, Social, and Environmental Data Bases. Sixth Progress Report, January 1976-March 1976.
by: Summit, Roger K., et al.
Published: (1976)

Reference Service and the Computer; An Experiment at the Georgia Tech Library
by: Kirkland, Jean
Published: (1975)

Information Retrieval (SPIRES) and Library Automation (BALLOTS) at Stanford University.
by: Ferguson, Douglas, Ed.
Published: (1970)

A Directory of Information Resources in the United States: Physical Sciences, Engineering.
Published: (1971)

Der Sprachberatungsdienst (The Language Information Service)
by: Forster, Uwe
Published: (1972)

Experimental Information Officer in the Social Sciences, Report on Work Carried Out in 1969.
Published: (1970)

How To Organize Training Information
by: Chaddock, Paul H.
Published: (1972)

Programming for Reference Service. Working Paper No. 8.
Published: (1973)

Current Awareness Bulletin, Its Preparation and Use in a Non-Automated Library
by: Kalvinskas, Louanne A.
Published: (1971)

Information Retrieval and Dissemination Center. Final Project Report 1968-71.
Published: (1971)

Elements of Information Resources Policy: Library and Other Information Services. Revised Edition.
by: Oettinger, Anthony G.
Published: (1976)

Faculty Relevance Criteria: Internalized User Needs.
by: Westbrook, Lynn
Published: (2001)

Planning for a Community Information Center
by: Donohue, Joseph C.
Published: (1972)

Challenges and Benefits of Chemical Information Service in Industry.
by: Hansen, Mary E., et al.
Published: (1997)

Techniques for Educating SDI Users
by: Burton, Hilary D.
Published: (1975)

Optimum Degree of User Participation in SDI Profile Generation.
by: Evans, L.
Published: (1973)

Developing Scientific and Technological Information Services in Sri Lanka.
by: Schwarz, Stephan
Published: (1979)

Library and Program Information Services. A HUD Handbook.
Published: (1971)

Are Libraries Causing or Utilizing the Information Explosion?
by: Gaffner, Haines B.
Published: (1973)

An Experiment in the Batch Processing of Retrospective Searches.
by: Wilman, H., et al.
Published: (1973)

Summary of Symposia on Mechanized Information Services in the University Library. Final Report on Mechanized Information Services in the University Library. Phase I - Planning. Part 2.
by: Tompkins, Mary L.
Published: (1967)

Computer-Based Bibliographic Retrieval Services
by: Park, Margaret K.
Published: (1973)

Local Government Information Services
by: Kennington, Don
Published: (1974)

BCN: On-Line Information Retrieval for the Masses?
by: Hess, Edward J.
Published: (1974)

Library Service to Industry; Series of Two Workshops: [San Diego, June 16, 1970; San Leandro, June 19, 1970.]
Published: (1970)

Library Service to Industry; Series of Four Workshops.
Published: (1969)

Analysis of a Current Awareness Service in a Hospital Library.
by: Lovelace, Eugenia
Published: (1978)

Prostitution, Simony, and Fees for Service: Walzer's Theory of Justice and a Defense of Communally Funded Information against the Tyranny of the Marketplace.
by: Sally, Dana M.
Published: (2001)

LIST 1972. Library and Information Science Today. An International Registry of Research and Innovation. Second Edition.
by: Wasserman, Paul, Ed., et al.
Published: (1972)

The National Rural Information Clearinghouse of the National Rural Center. [Interim Report], March 1976 through November 1977. Final Report, December 1977 through September 1978.
by: Vinson, Elizabeth A., et al.
Published: (1978)

Center for Information Services, Phase II - Detailed System Design and Programming, First Report on Public Service.
by: Watson, Peter G.
Published: (1970)

Providing Community Information in the School Library Media Center: A Time for Action?
by: Lukenbill, W. Bernard
Published: (1986)

Proceedings of Military Librarians' Workshop. The User and the Library (11th, Wright-Patterson Air Force Base, October 31-November 2, 1967).
Published: (1967)

Personal Information Systems
by: Burton, Hilary D.
Published: (1973)

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'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
VUFIND_SESSION	"a8f949303574f23c0cbf36ca9d8421c2"
language	"en"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1789091014.1643 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "a8f949303574f23c0cbf36ca9d8421c2" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1455}
SessionHelper	Laminas\Stdlib\ArrayObject {#1782}

Server/Request Data

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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=a8f949303574f23c0cbf36ca9d8421c2; language=en; ui=standard"
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	"216.73.216.170"
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	"31484"
REDIRECT_URL	"/Record/eric_ED029804/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/eric_ED029804/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1789091014.1603
REQUEST_TIME	1789091014

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
VUFIND_SESSION	"a8f949303574f23c0cbf36ca9d8421c2"
language	"en"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1789091014.1643 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "a8f949303574f23c0cbf36ca9d8421c2" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1455}
SessionHelper	Laminas\Stdlib\ArrayObject {#1782}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
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=a8f949303574f23c0cbf36ca9d8421c2; language=en; ui=standard"
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	"216.73.216.170"
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	"31484"
REDIRECT_URL	"/Record/eric_ED029804/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/eric_ED029804/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1789091014.1603
REQUEST_TIME	1789091014

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

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