From Magicians to Teachers: The Development of Electronic Reference in Libraries: 1930-2000.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	Straw, Joseph E.
Format:	Recurso educativo Open Access
Language:	en
Published:	2001
Subjects:	Access to Information CD ROMs Change Agents Electronic Libraries Library Services Reference Services Search Intermediaries Users (Information)
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

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Countering Information Overload: The Role of the Librarian.
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Creating Services for the Digital Library.
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Published: (1996)

The Concept of a Zone of Intervention for Identifying the Role of Intermediaries in the Information Search Process.
by: Kuhlthau, Carol C.
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A Decade of Digital Reference, 1991-2001.
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Do You Have an Ear for Searching?
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The Quintessential Searcher: The Wit & Wisdom of Barbara Quint.
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The Role and Impact of the Digital Library on Capacity Building in the Developing World-A Case Study of the OSSREA Digital Library.
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Information Intermediation: A Fancy Name for Reference Work.
by: White, Herbert S.
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A Model for Planning and Providing Reference Services Using Internet Resources.
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Published: (1994)

An Ideological Analysis of Digital Reference Service Models.
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Instruction on the Web: Getting All Librarians Involved.
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Published: (1997)

Holocaust Autobiography.
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The Electronic Reference Desk: Reference Service in an Electronic World.
by: Cargill, Jennifer
Published: (1992)

Managing Tradeoffs in the Electronic Age.
by: Wagner, A. Ben
Published: (2003)

John Henry versus the Computer: The Impact of the Internet on Reference Service.
by: Sager, Don, et al.
Published: (1999)

The Emerging National Information Infrastructure and Reference Services.
by: Summerhill, Craig A.
Published: (1994)

Who Is Going To Mine Digital Library Resources? And How?
by: Rudner, Lawrence
Published: (2000)

Seeking Synchronicity: Revelations and Recommendations for Virtual Reference
by: Connaway, Lynn Silipigni, et al.
Published: (2011)

Comprehensive Materials Availability Studies in Academic Libraries.
by: Chaudhry, Abdus Sattar, et al.
Published: (1994)

What's More Important: The Questions or the Answers?
by: Morgan, Eric Lease
Published: (1999)

Disintermediation: A Disaster or a Discipline?
by: Allen, Gillian
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Disintermediation in the Year 2010: Using Scenarios To Identify Key Issues and Relevance of IMPEL2 eLib Project.
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E-Reference: Incorporating Electronic Publications into Reference.
by: Young, Courtney L., et al.
Published: (1999)

The Corporate Library and Issues Management.
by: Lancaster, F. W., et al.
Published: (1994)

What We've Learned From Doing Usability Testing on OpenURL Resolvers and Federated Search Engines
by: Cervone, Frank
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Attending to the Relational Aspects of the Faculty Citation Search.
by: Ren, Wen-Hua
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Enabling Access in Digital Libraries: A Report on a Workshop on Access Management.
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Quora.com: Another Place for Users to Ask Questions
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Has the Virtual University Library Truly Arrived?
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Virtual Reference for a Real Public.
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Where Does that Electronic Resource Fit on the Library Web Page?
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Leading Libraries: Virtual Reference in Libraries: Remote Patrons Heading Your Way?
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Values for Human-to-Human Reference.
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The Reference Interview: An Anecdotal Episode
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The Reference Revolution: Wired for the '90s [and] New Customers, New Approaches.
by: Coutts, Brian E., et al.
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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"

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Environment & details:

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VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
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HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
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REQUEST_SCHEME	"https"
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SERVER_ADMIN	"admin@localhost"
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REMOTE_PORT	"28356"
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GATEWAY_INTERFACE	"CGI/1.1"
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Environment Variables empty

Registered Handlers

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