RECON Pilot Project: A Progress Report, April-September 1970

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Authors:	Avram, Henriette D., Maruyama, Lenore S.
Format:	Recurso educativo Open Access
Language:	en
Published:	1971
Subjects:	Automation Cataloging Libraries Library Automation Library Technical Processes
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

RECON Pilot Project. Final Report.
by: Avram, Henriette D.
Published: (1972)

Format Recognition: A Report of a Project at Library of Congress
by: Maruyama, Lenore S.
Published: (1971)

National Aspects of Creating and Using MARC/RECON Records.
by: Rather, John C., Ed., et al.
Published: (1973)

The Library of Congress View on Its Relation to the ALA MARC Advisory Committee
by: Avram, Henriette D.
Published: (1974)

The MARC Pilot Project. Final Report.
by: Avram, Henriette D.
Published: (1968)

The Processing Department of the Library of Congress in 1970
by: Welsh, William J.
Published: (1971)

Automation and the Library of Congress: 1970
by: Reimers, Paul R., et al.
Published: (1970)

Directions in Library Networking.
by: Avram, Henriette D., et al.
Published: (1980)

Shawnee Mission's On-Line Cataloging System
by: Miller, Ellen Wasby, et al.
Published: (1971)

File Size and the Cost of Processing MARC Records
by: Kennedy, John P.
Published: (1971)

Bibliographic and Technical Problems in Implementing a National Library Network
by: Avram, Henriette D.
Published: (1970)

Development and Testing of Automated Library Processes: Report on OSTI-Supported Project, April 1968 to March 1971. Summary.
Published: (1971)

Status of Processing Services Automation in the Library of Congress.
by: Avram, Henriette D., et al.
Published: (1983)

Title Entry as Unit Entry
by: Daily, Jay E.
Published: (1972)

Processing for the People
by: Freedman, Maurice J.
Published: (1976)

Library Information System Time-Sharing (LISTS) Project. Final Report.
by: Black, Donald V.
Published: (1970)

An Automated Library System: Project LEEDS. A Casebook of Library Services
by: Blair, John R., et al.
Published: (1970)

Automation Activities in the Processing Department of the Library of Congress
by: Avram, Henriette D., et al.
Published: (1972)

Automated Cataloging of Technical Reports Via Optical Scanning
by: Stiles, Helen J., et al.
Published: (1972)

SCOPE in Cataloguing.
by: Tom, Ellen, et al.
Published: (1970)

Selecting a Retrospective Conversion Vendor.
by: Lisowski, Andrew, et al.
Published: (1984)

Off-Line Catalog Production.
Published: (1973)

A Computer-Assisted System for a Special Library.
by: Davis, John S.
Published: (1981)

Automation in Libraries.
Published: (1970)

Bibliographic Record Maintenance in the Online Environment.
by: Hudson, Judith
Published: (1984)

Acquisitions and Cataloguing Systems: Preliminary Report.
by: Woods, R. G., et al.
Published: (1971)

MARC; its History and Implications.
by: Avram, Henriette D.
Published: (1975)

MARC for Cataloguers: An Explanation of its Use.
by: Irvine, Ruth
Published: (1972)

Evolving, Computerizing, Personalizing
by: Kilgour, Frederick
Published: (1972)

The Cataloger's White Knight? MARC
by: Griffin, Hillis L.
Published: (1972)

Shared Cataloging
by: Pfeifer, Ruth Ann
Published: (1971)

Planning Data for the Conversion of UCUCS-2 Catalog Card Records Into Machine Readable form (UCUCS-2 Conversion Planning). Report No. ILR-75-006.
by: Bourne, Charles P.
Published: (1976)

On My Mind...Reactions to a COM Catalog
by: Altman, Ellen
Published: (1977)

From Cutter to Computer: Technical Services in Academic and Research Libraries, 1876-1976
by: Tuttle, Helen W.
Published: (1976)

The New York Public Library Automated Book Catalog Subsystem
by: Malinconico, S. Michael, et al.
Published: (1973)

Concept of an On-Line Computerized Library Catalog
by: Kilgour, Frederick G.
Published: (1970)

Authority Control in the Online Environment.
by: Page, Mary
Published: (1991)

Design of Formats and Packs of Catalog Cards.
Published: (1973)

Automated Authority Control at the Genealogical Society of Utah.
by: Clement, Charles R.
Published: (1979)

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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