Parallel Processing Creates a Low-Cost Growth Path.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Authors:	Shekhel, Alex, Freeman, Eva
Format:	Recurso educativo Open Access
Language:	en
Published:	1987
Subjects:	Computers Cost Effectiveness Data Processing Information Services Library Automation Library Planning Library Services Systems Development Technological Advancement
Online Access:	Acceder al recurso
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Technology and Productivity.
by: Malinconico, S. Michael
Published: (1983)

The Electronic Bookmobile.
by: Alloway, Catherine Suyak
Published: (1990)

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

The Electronic Library.
by: Branscomb, Lewis M.
Published: (1981)

Document Delivery--Background Papers Commissioned by the Network Advisory Committee. Network Planning Paper Number 7.
Published: (1982)

Libraries and Networks: An Irresistible Combination.
by: Blatecky, Alan R.
Published: (1992)

Contract Services in the Special Library
by: Landau, Herbert B.
Published: (1973)

California State Library: Processing Center Design and Specifications, Vol. V: Cost Analysis. Supplemental Volume
by: Hargrove, Thomas L, et al.
Published: (1970)

A Selective Bibliography on Measurement in Library and Information Services.
by: Reynolds, Rose, Comp.
Published: (1970)

The Status of Academic Libraries in Maryland's Public Colleges and Universities. A Report of the Library Advisory Committee to the State Board for Higher Education.
Published: (1985)

Intranets and the Proactive Librarian.
by: Adourian, Armig, et al.
Published: (1997)

Rethinking Library Strategy in a Time of Change.
by: Migliazzo, Connie, et al.
Published: (1997)

Minnesota Computer Aided Library System (MCALS); University of Minnesota Subsystem Cost/Benefits Analysis.
by: Lourey, Eugene D., Comp.
Published: (1970)

Final Report of the Findings of the Feasibility Phase.
by: Bellomy, Fred L.
Published: (1971)

Truth in Automating: The Multi-Library Experience. A Forum.
by: Drabenstott, Jon, Ed.
Published: (1989)

The Technological Setting of the Public Library.
by: Dowlin, Kenneth E.
Published: (1978)

An Integrated Information System for the National Library of Canada. A Summary of the Systems Development Project.
Published: (1970)

Tomorrow's Library Today.
by: Penniman, W. David
Published: (1987)

How To Integrate and Manage New Technology in the Library.
by: Becker, Joseph
Published: (1983)

Integration of New Technology in Army Libraries. Final Report.
by: Reid, Janine, et al.
Published: (1982)

The Cross Currents of Technology Transfer: The Czech and Slovak Library Information Network.
by: Lass, Andrew
Published: (1997)

OCR for Libraries: Only a Few Years Away.
by: Rice, James
Published: (1981)

Information Roundup: A Continuing Education Session on Microforms and Data Processing in the Library and Information Center: Costs/Benefits/History/Trends. Proceedings of the ASIS Mid-Year Meeting (4th, Portland, Oregon, May 15-17, 1975).
by: Spigai, Frances G., Ed., et al.
Published: (1975)

Dynamic Information and Library Processing.
by: Salton, Gerard
Published: (1975)

Libraries and Computing Centers: Issues of Mutual Concern.
by: Dougherty, Richard M., et al.
Published: (1987)

The New Information Future: Where Are Libraries Going with Information, and Where Is Information Taking Libraries?
by: Craumer, Patricia
Published: (1995)

Handbook of Data Processing for Libraries. Second Edition.
by: Hayes, Robert M., et al.
Published: (1974)

On Converging Paths: The Computing Center and the Library.
by: Molholt, Pat
Published: (1985)

Successes & Failures of Digital Libraries. Papers Presented at the Annual Clinic on Library Applications of Data Processing (35th, Champaign, Illinois, March 22-24, 1998).
by: Harum, Susan, Ed., et al.
Published: (2000)

The Online Catalog: Issues in Planning and Development.
by: Richards, Timothy F.
Published: (1984)

The Use of On-Line Technology in Connecticut Libraries, 1980-1985.
by: Epstein, Hank, et al.
Published: (1980)

Microcomputers Have a Place in the Small Public Library.
by: Koenig, Judith
Published: (1983)

EC Toolbox Project: General Findings and Some Particular Proposals--The Next Generation of Performance Indicators.
by: Sumsion, John, et al.
Published: (1995)

The Role of the Network in Automated Acquisitions.
by: Madden, Mary A.
Published: (1980)

Cost Accounting and Analysis for University Libraries.
by: Leimkuhler, Ferdinand F., et al.
Published: (1970)

A Cost Model for Retrospective Conversion Alternatives.
by: Peters, Stephen H., et al.
Published: (1984)

Library Computing.
by: Goodgion, Laurel, et al.
Published: (1986)

Optical Disks and Demand Printing Research at the Library of Congress.
by: Price, Joseph W.
Published: (1985)

Technology Options for Libraries. ERIC Digest.
by: Schamber, Linda
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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