Libraries and Computing Centers: Issues of Mutual Concern.

Fuente: ERIC Institute of Education Sciences

Saved in:

Bibliographic Details
Main Authors:	Dougherty, Richard M., And Others
Format:	Recurso educativo Open Access
Language:	en
Published:	1987
Subjects:	Academic Libraries Access to Information Databases Electronic Publishing Higher Education Library Collection Development Library Material Selection Library Role Nonprint Media Online Searching Union Catalogs
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

The Role of National Libraries in UAP.
by: Line, Maurice B.
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Introducing MRDFs (Machine-Readable-Data Files).
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Electronic Resources and Academic Libraries, 1980-2000: A Historical Perspective.
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A Web Database To Manage and Organize ANSI Standards Collections.
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More Than Just Books: An Introduction to the Library for Adults. [Videotape.]
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A Checklist of Issues To Be Considered Regarding the Addition of Microcomputer Data Disks to Academic Libraries.
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Acquiring and Managing Electronic Journals. ERIC Digest.
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Electronic Journals in Aggregated Collections: Providing Access through the Catalog and a Cold Fusion Database
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Collection Development and Nonprint Materials in Academic Libraries.
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SDLIP + STARTS = SDARTS: A Protocol and Toolkit for Metasearching.
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Retrospective Conversion of Music Collection. Project Manual.
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Archivists in Cyberspace.
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Libraries and Learning.
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Cost-Cutting Uses of New SCISEARCH Feature.
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Enhancing Access to Journal Literature.
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American Fiction, 1901-1925: Collection Strengthening and Creation of a National Bibliographic Record. Final Technical Report.
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Media Networking in Academic Institutions
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Internet: Its Impact on Collection Development and the Curriculum.
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Information Technology: New Opportunities--New Problems.
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Digitizing Historical Pictorial Collections for the Internet.
by: Ostrow, Stephen E.
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From Access Points to Materials: A Transaction Log Analysis of Access Point Value for Online Catalog Users.
by: Wyly, Brendan J.
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Comparison of the Knight-Ridder CD-ROM and CARL Versions of the ERIC Database.
by: Phillips, Lori
Published: (1997)

Selecting Full-Text Undergraduate Periodicals Databases.
by: Still, Julie M., et al.
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An Archive Tape Processing System for the Triangle Research Libraries Network.
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The College Student's Research Companion. Second Edition.
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Including Web Sites in the Online Catalog: Implications for Cataloging, Collection Development, and Access.
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Malaysian Serials: Issues and Problems.
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Technology and Transformation in Academic Libraries.
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A Survey of Media Facilities in Academic Libraries.
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Libraries and Computing Centers: Issues of Mutual Concern.
by: Dougherty, Richard M., et al.
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Understanding the Business of Library Acquisitions. Second Edition.
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The Computer Catalog: A Democratic or Authoritarian Technology?
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Comparative Analysis of Monographic Collections in Nursing.
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Selection for Digital Conversion in Academic Libraries.
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Increasing Access to Archival Records in Library Online Public Access Catalogs.
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ACCESS PENNSYLVANIA Curriculum Guide.
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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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