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Bibliographic Details
Main Author:	Knirk, Frederick G.
Format:	Recurso educativo Open Access
Language:	en
Published:	1992
Subjects:	Audiovisual Aids Audiovisual Centers Educational Environment Educational Facilities Design Elementary Secondary Education Equipment Storage Facility Requirements Human Factors Engineering Learning Resources Centers Library Facilities Library Materials Library Planning Microcomputers School Libraries Space Utilization
Online Access:	https://eric.ed.gov/?id=EJ448974
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author	Knirk, Frederick G.
author_facet	Knirk, Frederick G. Knirk, Frederick G.
collection	Education Resources Information Center
contents	New Technology Considerations for Media Facilities: Video Technologies and Space Requirements. Knirk, Frederick G. Audiovisual Aids Audiovisual Centers Educational Environment Educational Facilities Design Elementary Secondary Education Equipment Storage Facility Requirements Human Factors Engineering Learning Resources Centers Library Facilities Library Materials Library Planning Microcomputers School Libraries Space Utilization Presents guidelines for design of space in library media centers. Requirements for audiovisual media, including projection, distribution systems, viewing, and storage considerations are summarized; and design of spaces for people, including group and individualized instruction, library personnel, information-handling systems, and personal space requirements are discussed. (10 references) (MES)
format	Recurso educativo Open Access
id	eric_EJ448974
institution	ERIC Institute of Education Sciences
language	en
publishDate	1992
record_format	eric
spellingShingle	New Technology Considerations for Media Facilities: Video Technologies and Space Requirements. Knirk, Frederick G. Audiovisual Aids Audiovisual Centers Educational Environment Educational Facilities Design Elementary Secondary Education Equipment Storage Facility Requirements Human Factors Engineering Learning Resources Centers Library Facilities Library Materials Library Planning Microcomputers School Libraries Space Utilization New Technology Considerations for Media Facilities: Video Technologies and Space Requirements. Knirk, Frederick G. Audiovisual Aids Audiovisual Centers Educational Environment Educational Facilities Design Elementary Secondary Education Equipment Storage Facility Requirements Human Factors Engineering Learning Resources Centers Library Facilities Library Materials Library Planning Microcomputers School Libraries Space Utilization Presents guidelines for design of space in library media centers. Requirements for audiovisual media, including projection, distribution systems, viewing, and storage considerations are summarized; and design of spaces for people, including group and individualized instruction, library personnel, information-handling systems, and personal space requirements are discussed. (10 references) (MES)
title	New Technology Considerations for Media Facilities: Video Technologies and Space Requirements.
topic	Audiovisual Aids Audiovisual Centers Educational Environment Educational Facilities Design Elementary Secondary Education Equipment Storage Facility Requirements Human Factors Engineering Learning Resources Centers Library Facilities Library Materials Library Planning Microcomputers School Libraries Space Utilization
url	https://eric.ed.gov/?id=EJ448974

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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language	"en"
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SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1784739513.7994
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Environment & details:

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Key	Value
VUFIND_SESSION	"614abcbe0c5bad5442440b1ab292b8c4"
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ui	"standard"

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Key	Value
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FlashMessenger	Laminas\Stdlib\ArrayObject {#1583}
SessionHelper	Laminas\Stdlib\ArrayObject {#1776}

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Key	Value
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REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
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=614abcbe0c5bad5442440b1ab292b8c4; language=en; ui=standard"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
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SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.216.85"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"13961"
REDIRECT_URL	"/Record/eric_EJ448974/Details"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/eric_EJ448974/Details"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1784739513.7994
REQUEST_TIME	1784739513

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

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