Visual Resources on Fiches for Art Scholars.

Fuente: ERIC Institute of Education Sciences

Gespeichert in:

Bibliographische Detailangaben
1. Verfasser:	Ekdahl, Janis
Format:	Recurso educativo Open Access
Sprache:	en
Veröffentlicht:	1979
Schlagworte:	Library Collections Microfiche Microreproduction Production Techniques Visual Arts
Online-Zugang:	Acceder al recurso
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

_version_	1867181394962153472
author	Ekdahl, Janis
author_facet	Ekdahl, Janis Ekdahl, Janis
collection	Education Resources Information Center
contents	Visual Resources on Fiches for Art Scholars. Ekdahl, Janis Library Collections Microfiche Microreproduction Production Techniques Visual Arts Analyzes visual materials lending themselves to reproduction on microfiche according to four different types of projects presently available, and makes suggestions for future micropublication projects. (Author)
format	Recurso educativo Open Access
id	eric_EJ219813
institution	ERIC Institute of Education Sciences
language	en
publishDate	1979
record_format	eric
spellingShingle	Visual Resources on Fiches for Art Scholars. Ekdahl, Janis Library Collections Microfiche Microreproduction Production Techniques Visual Arts Visual Resources on Fiches for Art Scholars. Ekdahl, Janis Library Collections Microfiche Microreproduction Production Techniques Visual Arts Analyzes visual materials lending themselves to reproduction on microfiche according to four different types of projects presently available, and makes suggestions for future micropublication projects. (Author)
title	Visual Resources on Fiches for Art Scholars.
topic	Library Collections Microfiche Microreproduction Production Techniques Visual Arts
url	https://eric.ed.gov/?id=EJ219813

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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Environment & details:

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VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
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HTTP_ACCEPT	"/"
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REMOTE_ADDR	"216.73.216.61"
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REQUEST_SCHEME	"https"
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REMOTE_PORT	"20559"
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GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
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REQUEST_TIME	1789450519

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

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Environment & details:

Environment & details: