The Computer's Debt to Science.

Fuente: ERIC Institute of Education Sciences

Saved in:

Bibliographic Details
Main Author:	Branscomb, Lewis M.
Format:	Recurso educativo Open Access
Language:	en
Published:	1984
Subjects:	Computer Storage Devices Computers Electronics Industry Futures (of Society) Illustrations Information Storage Information Systems Man Machine Systems Online Systems Programing Technological Advancement
Online Access:	Acceder al recurso
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Facing the Limitations of Electronic Document Handling.
by: Moralee, Dennis
Published: (1985)

InfoTrac: An Inhouse Computer-Access System.
by: Carney, Richard
Published: (1985)

Video Discs in Libraries.
by: Barker, Philip
Published: (1986)

CD-ROM and Libraries.
by: Murphy, Brower
Published: (1985)

Write-Once Laser Disc Technology.
by: Slonim, Jacob, et al.
Published: (1985)

Information Technology: A Survey from the Perspective of Higher Education.
by: Van Houweling, Douglas E.
Published: (1986)

Modern Subject Access in the Online Age.
by: Cochrane, Pauline A., et al.
Published: (1984)

Information Systems Technology: On Entering Stage III.
by: Koenig, Michael E. D.
Published: (1987)

Electronic Publishing--A View From the Library.
by: Raitt, D. I.
Published: (1985)

The Potential of New Technology in Information Environments.
by: Raitt, David
Published: (1989)

The Future of Microform in an Electronic Age.
by: Chadwyck-Healey, Charles
Published: (1983)

Mass Storage Technology and File Organization.
by: Malinconico, S. Michael
Published: (1980)

Futuristic Aspects of Subject Access.
by: Richmond, Phyllis A.
Published: (1983)

A Bird's-Eye View of the Present Role of Libraries and University Presses in the Dissemination of Modern Language Studies.
by: Mihram, Danielle
Published: (1983)

Stanford University's BALLOTS System
Published: (1975)

The Local Electronic Library: Science Fiction or the Real Future?
by: Cuadra, Carlos A.
Published: (1983)

Microcomputers in Libraries: The Quiet Revolution.
by: Boss, Richard
Published: (1985)

British Library Conducts New Technology Research.
by: Graddon, Pamela H. B.
Published: (1982)

What Is Cyberspace?
by: Bauwens, Michel
Published: (1994)

(Networking + Integrating) * (Systems + Society). Proceedings of the Annual Canadian Conference of Information Science (12th, Toronto, Ontario, May 14-16, 1984) = (Reseaux + Integration) * (Systemes + Societe). Comptes rendus de la conference annuelle Canadienne des sciences de l'information (12th, Toronto, Ontario, 14-16 mai, 1984).
Published: (1984)

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

An Overview of Electronic Image Information.
by: Lunin, Lois F.
Published: (1990)

On-Line Remote Catalog Access and Circulation Control System. Part I: Functional Specifications. Part II: User's Manual.
Published: (1969)

Wisconsin's ERIC On-Line Information Retrieval - Demonstration and Research. (Information Retrieval and Research Project). Final Report.
by: Lambert, Roger H., et al.
Published: (1975)

Distributed Processors and Processing with Microcomputers.
by: Noerr, K. T. Bivins, et al.
Published: (1983)

What Will Survive?
by: Dougherty, Richard M., et al.
Published: (1985)

Experimental On Line Catalog for the Dartmouth College Libraries.
by: Fayen, Emily Gallup
Published: (1980)

A Selected Bibliography on Optical Disc Publishing--Supplement I.
by: Ali, S. Nazim
Published: (1987)

You're in the Chips; or The Computer: What It Is and What It Can Do.
by: Matthews, Joseph R.
Published: (1981)

Man-Machine Communication Through a Teletypewriter.
by: Rubinoff, Morris
Published: (1973)

Access Techniques for Document Image Databases.
by: Walker, Frank L., et al.
Published: (1990)

On-Line Library Housekeeping Systems. A Survey
by: McAllister, Caryl
Published: (1971)

Beyond Boolean: Designing the Next Generation of Online Catalogs.
by: Hildreth, Charles R.
Published: (1987)

Perspectives in CD-ROM for Information Storage and Retrieval.
by: Lunin, Lois F., Ed., et al.
Published: (1988)

Will Optical Discs Be the End of Online Networks?
by: Epstein, Susan Baerg, et al.
Published: (1987)

Project INTREX. Semiannual Activity Report, 15 September 1967 to 15 March 1968.
Published: (1968)

Digital Equipment Corporation's CRDOM Software and Database Publications.
by: Adams, Michael Q.
Published: (1986)

Look--No Paper! The Library of Tomorrow.
by: Raitt, D. I.
Published: (1985)

Merging Libraries and Computer Centers: Manifest Destiny or Manifestly Deranged? An Academic Services Perspective.
by: Neff, Raymond K.
Published: (1985)

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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GATEWAY_INTERFACE	"CGI/1.1"
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PHP_SELF	"/index.php"
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VUFIND_SESSION	"f5b12c884373bb897e6140d801da5d95"
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REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
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HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"VUFIND_SESSION=f5b12c884373bb897e6140d801da5d95; ui=standard; language=en"
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REMOTE_ADDR	"216.73.216.61"
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REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
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SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"18900"
REDIRECT_URL	"/Record/eric_EJ315675/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
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PHP_SELF	"/index.php"
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REQUEST_TIME	1789465069

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