To Charge or Not to Charge: A Rationale

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	Linford, John
Format:	Recurso educativo Open Access
Language:	en
Published:	1977
Subjects:	Fees Guidelines Libraries Library Services Online Systems
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Online Services: Beyond Fee or Free.
by: Knapp, Sara D.
Published: (1980)

The Effect of User Fees on the Cost of On-Line Searching in Libraries
by: Cooper, Michael D., et al.
Published: (1977)

Surveys of Online Information Service in Large Public Libraries.
by: Woy, James B.
Published: (1983)

On-Line Search Services: Implications for Libraries and Library Users
by: Cogswell, James A.
Published: (1978)

Online Public Access: The Sleeping Beast Awakens.
by: Butler, Brett
Published: (1983)

Financing Online Services.
by: Lynch, Mary Jo
Published: (1982)

Libraries Embrace Online Search Fees.
by: Lynch, Mary Jo
Published: (1982)

Free Online Reference and Fee-Based Online Search Services: Allies, Not Antagonists.
by: Weaver, Carolyn G.
Published: (1982)

Discussion and Dissent: ALA 1991 Midwinter Conference Report.
Published: (1991)

The Rush to User Fees: Alternative Proposals
by: Blake, Fay M., et al.
Published: (1977)

Budgeting to Provide Computer-Based Reference Services: A Case Study.
by: Knapp, Sara D., et al.
Published: (1979)

Factors Affecting End-User Charges for On-Line Bibliographic Information Retrieval Services in Public Libraries.
by: Oulton, A. J.
Published: (1979)

Safeguarding Digital Library Contents: Charging for Online Content.
by: Herzberg, Amir
Published: (1998)

The Terminal and the Terminus: The Prospect of Free Online Bibliographic Searching.
by: Budd, John
Published: (1982)

Fee-Based Services in ARL Libraries. SPEC Kit 157.
by: Josephine, Helen
Published: (1989)

Fee-Based Services to Business: Implementation in a Public Library.
by: Tertell, Susan M.
Published: (1983)

On-line Information Retrieval Services in Canadian Public Libraries.
by: Nash, Mary M.
Published: (1982)

Pricing of Online Services for Nonprimary Clientele.
by: Beeler, Richard J., et al.
Published: (1984)

The Current Use of Online Services in U.K. Academic Libraries.
by: Foster, Allan, et al.
Published: (1979)

A Strategic Approach to Online User Fees in Public Libraries.
by: Smith, Barbara
Published: (1989)

The High Tech Revolution: A Canadian Library Perspective.
by: Lunau, Carroll D.
Published: (1986)

Alternatives and Implications for On-Line Searching: A Working Paper.
by: Pralle, Ruth I.
Published: (1978)

Online After Six: The University of Ottawa's Experience with BRS/After Dark.
by: Janke, Richard V.
Published: (1983)

Report of the Study Group on Electronic Access to Information.
by: Bassett, Robert J., et al.
Published: (1984)

Fees for Service. SPEC Kit #74.
Published: (1981)

Financing Online Search Services in Publicly Supported Libraries. The Report of an ALA Survey.
by: Lynch, Mary Jo
Published: (1981)

Pay Libraries and User Charges
by: DeGennaro, Richard
Published: (1975)

The Expanding Use of Computers in Reference Service.
by: Ensor, Pat
Published: (1982)

Fees for Online Bibliographic Search Services in Publicly-Supported Libraries.
by: Van House DeWath, Nancy
Published: (1981)

APSU: Woodward Library. Online Services Procedures.
Published: (1982)

An Examination of End-User Search Services in Academic Libraries.
by: Rockman, Ilene F.
Published: (1986)

Presearch Counseling for Client Searchers (End-Users).
by: Janke, Richard V.
Published: (1985)

Fee-Based Services: Are They Worth It?
by: Smith, Wendy
Published: (1993)

The Knowledge Business: Economic Issues of Access to Bibliographic Information.
by: Rochell, Carlton
Published: (1985)

Fee-Based Online Searching and Social Science Research in Traditional Library Settings.
by: Anderson, Byron
Published: (1995)

Planning for On-Line Search in the Public Library
by: And Others, et al.
Published: (1978)

Financing the Electronic Library: Models and Options.
by: Waters, Richard L., et al.
Published: (1981)

Charges for the Use of Lending Library Services: A Case Study.
Published: (1969)

The Creeping Invisible Hand: Entrepreneurial Librarianship.
by: Govan, James F.
Published: (1988)

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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REMOTE_PORT	"28356"
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