Use of the UDC in a Mechanized System: Its Application in a KWIC Program

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	van Halm, Joh
Format:	Recurso educativo Open Access
Language:	en
Published:	1972
Subjects:	Classification Documentation Indexes Information Retrieval Library Automation Permuted Indexes Universal Decimal Classification
Online Access:	Acceder al recurso
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Application of the Variety-Generator Approach to Searches of Personal Names in Bibliographic Data Bases - Part 1. Microstructure of Personal Authors' Names
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Syllabus for a Documentation Course. FID Publication 533.
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Classification Schedules as Subject Enhancement in Online Catalogs. A Review of a Conference Sponsored by Forest Press, the OCLC Online Computer Library Center, and the Council on Library Resources.
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IFLA General Conference, 1987. Division of Bibliographic Control. Cataloguing, Classification and Indexing Section. Papers.
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Classification: Theory and Practice.
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Introduction to Subject Indexing; a Programmed Text. Volume Two: UDC and Chain Procedure in Subject Cataloguing.
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Computers and the UDC; A Decade of Progress 1963-1973.
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Statistical Analysis of the Association Between Subject Headings and Their Corresponding Class Notations in Science and Technology Monographs.
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IFLA General Conference, 1989. Division of Bibliographic Control. Open Forum of the Division; Section on Cataloguing; Section on Bibliography; Section on Classification and Indexing. Booklet 40.
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Redundancy and Uniqueness of Subject Access Points in Online Catalogs.
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INDEX TO THE LIBRARY OF CONGRESS CLASSIFICATION OUTLINE.
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A Dialogue on the Subject Catalogue. J. M. Perreault: "A Representative of the New Left in American Subject Cataloguing." A Review Essay on Sanford Berman's "The Joy of Cataloging" with Response by Sanford Berman. Occasional Paper Number 161.
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Information Sciences: Information Centers and Special Libraries. Vol. II.
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// 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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