CD-ROM Growth: Unleashing the Potential.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	Nelson, Nancy Melin
Format:	Recurso educativo Open Access
Language:	en
Published:	1991
Subjects:	Computer Software Library Material Selection Library Services Library Standards Library Technical Processes Local Area Networks Optical Data Disks Reference Materials Reference Services
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

The Intelligent Reference Information System: The Effect on Public Services of Implementing a CD-ROM LAN and Expert System.
by: Gunning, Kathleen
Published: (1992)

The Delivery of Reference Services in a CD-ROM LAN Environment: A Case Study.
by: Barbuto, Domenica M., et al.
Published: (1994)

The CD-ROM Network at the Claremont Colleges: Implementation, Instruction, and Remote Access.
by: Burrow, Gale, et al.
Published: (1994)

Selecting, Evaluating and Creating Policies for Computer-Based Resources in the Behavioral Sciences and Education.
by: Richardson, Linda B., Comp., et al.
Published: (1989)

Managing a CD-ROM Collection.
by: Fahey, Katherine
Published: (1997)

The Intelligent Reference Information System Project. A Merger of CD-ROM LAN and Expert System Technologies.
by: Bailey, Charles W., Jr.
Published: (1992)

CD-ROM Technology in Libraries: Implications and Considerations.
by: Reese, Jean
Published: (1990)

Planning for CD-ROM Purchases.
by: Graf, Nancy
Published: (1995)

CD-ROM Stress.
by: Bunge, Charles A.
Published: (1991)

CD-ROM and Multimedia.
by: Burke, David, et al.
Published: (1994)

The Tacoma Debut of Books in Print Plus.
by: Hagan, Dalia L.
Published: (1987)

Thin Client Architecture for Networking CD-ROMs in a Medium-Sized Public Library System.
by: Turner, Anna
Published: (1997)

Installing a CD-ROM LAN Using Novell NetWare and SCSI Express: The University of Wisconsin Whitewater Experience.
by: Zheng, Ting
Published: (1994)

Taming the CD-ROM Wilderness: Developing and Managing a Workstation.
by: Starr, Karen J.
Published: (1988)

Field-Tested Reference Materials: A Survey of What Has Worked Best.
by: McDonald, Brenda, et al.
Published: (1993)

CD-ROM: An Introduction.
by: Duchesne, Roddy, et al.
Published: (1988)

An Environmental Approach to CD-ROM Networking Using Off-the-Shelf Components.
by: Kriz, Harry M., et al.
Published: (1991)

CD-ROM: Compact Disc--Read Only Memory. 371 Selected Citations. Specialized Bibliography Series.
by: Barnes, Alvin J., Comp.
Published: (1988)

Setting Up CD-ROM Work Areas--Part 2: Integrating CD-ROM Functions into Library Services.
by: Vasi, John, et al.
Published: (1992)

CD-ROM in the Library: Implications, Issues and Sources.
by: Nicholls, Paul Travis
Published: (1990)

CD-ROM and the Academic Reference Librarian: A Review of the Literature.
by: Thornburg, Barbara J.
Published: (1992)

Dictionaries Defined.
by: Kister, Ken
Published: (1992)

Downloading from CD-ROM: A Preliminary Survey.
by: VonVille, Helena M., et al.
Published: (1992)

Setting Up CD-ROM Work Areas. Part I: Ergonomic Considerations, User Furniture, Location.
by: Vasi, John, et al.
Published: (1992)

CD-ROM Implementation: A Reference Staff Takes Charge.
by: Bonta, Bruce, et al.
Published: (1989)

Planning for CD-ROM Technology: or, How To Stop Worrying and Embrace the CD-ROM.
by: Downing, Jeff
Published: (1988)

Building a Gateway for the CD-ROM Network: A Step toward the Virtual Library with the Virtual Microsystems V-Server.
by: Sylvia, Margaret
Published: (1993)

Improving CD-ROM Management through Networking.
by: Rutherford, John
Published: (1990)

Integrating CD-ROM with Printed and Online Services: A Silver Platter End-User Perspective.
by: Bezanson, Deborah
Published: (1987)

Manual for Support Staff on the Information Desks.
by: Wills, Deborah
Published: (1993)

Analysis of Searches by End-Users of Science and Engineering CD-ROM Databases in an Academic Library.
by: Culbertson, Michael
Published: (1992)

CD-ROM: A New Light for the Blind and Visually Impaired.
by: Mates, Barbara T.
Published: (1990)

My Favorite Things Electronically Speaking, 1997 Edition.
by: Glantz, Shelley
Published: (1997)

CD-ROM Troubleshooting Manual: Support for Reference Desk Librarians.
by: Nipp, Deanna, et al.
Published: (1992)

CD-ROM and the Undergraduate: Reference and Instruction at Risk.
by: Hixson, Charles R., III
Published: (1993)

Utilization of CD-ROM Reference Products by Reference Librarians in Public Libraries in Arizona, Colorado, New Mexico, and Utah.
by: Titus, Lori
Published: (1992)

Local History; A Handbook for the Collection, Preservation, and Use of Local History Materials.
by: Thompson, Enid T.
Published: (1975)

Planning & Urban Affairs Library Manual.
by: Knobbe, Mary L., Ed., et al.
Published: (1970)

The Challenge of CD-ROMs for Libraries.
by: Bolin, Robert L.
Published: (1994)

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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