THE 1968 CATALOG OF RECORDED TELEVISION COURSES AVAILABLE FROM NATIONAL GREAT PLAINS INSTRUCTIONAL TELEVISION LIBRARY.

Fuente: ERIC Institute of Education Sciences

Enregistré dans:

Détails bibliographiques
Format:	Recurso educativo Open Access
Langue:	en
Sujets:	Adult Education Audiovisual Aids Catalogs Educational Television Elementary Education Enrichment Activities Higher Education Parent Education Secondary Education Telecourses
Accès en ligne:	Acceder al recurso
Tags:	Ajouter un tag Pas de tags, Soyez le premier à ajouter un tag!

_version_	1867181112485216256
collection	Education Resources Information Center
contents	THE 1968 CATALOG OF RECORDED TELEVISION COURSES AVAILABLE FROM NATIONAL GREAT PLAINS INSTRUCTIONAL TELEVISION LIBRARY. Adult Education Audiovisual Aids Catalogs Educational Television Elementary Education Enrichment Activities Higher Education Parent Education Secondary Education Telecourses INTENDED FOR USE BY ADMINISTRATORS AND PLANNERS, THIS GUIDE DESCRIBES COURSES AVAILABLE FROM THE GREAT PLAINS ITV LIBRARY. FIVE INDICES ARE INCLUDED, ONE CLASSIFYING ELEMENTARY, JUNIOR HIGH, SECONDARY AND ADULT COURSES BY SUBJECT, ANOTHER LISTS THEM BY GRADE LEVEL. A THIRD LISTS COLLEGE COURSES BY SUBJECT, ANOTHER DESCRIBES INSERVICE TEACHER-TRAINING MATERIALS. A FINAL ALPHABETIZED INDEX LISTS ALL COURSES CURRENTLY AVAILABLE FROM THE GREAT PLAINS LIBRARY INCLUDING FORD FOUNDATION KINESCOPES. LEASING AND PURCHASING COSTS ARE GIVEN, AS WELL AS PREVIEWING POLICIES AND ORDERING INFORMATION. (JM)
format	Recurso educativo Open Access
id	eric_ED019007
institution	ERIC Institute of Education Sciences
language	en
record_format	eric
spellingShingle	THE 1968 CATALOG OF RECORDED TELEVISION COURSES AVAILABLE FROM NATIONAL GREAT PLAINS INSTRUCTIONAL TELEVISION LIBRARY. Adult Education Audiovisual Aids Catalogs Educational Television Elementary Education Enrichment Activities Higher Education Parent Education Secondary Education Telecourses THE 1968 CATALOG OF RECORDED TELEVISION COURSES AVAILABLE FROM NATIONAL GREAT PLAINS INSTRUCTIONAL TELEVISION LIBRARY. Adult Education Audiovisual Aids Catalogs Educational Television Elementary Education Enrichment Activities Higher Education Parent Education Secondary Education Telecourses INTENDED FOR USE BY ADMINISTRATORS AND PLANNERS, THIS GUIDE DESCRIBES COURSES AVAILABLE FROM THE GREAT PLAINS ITV LIBRARY. FIVE INDICES ARE INCLUDED, ONE CLASSIFYING ELEMENTARY, JUNIOR HIGH, SECONDARY AND ADULT COURSES BY SUBJECT, ANOTHER LISTS THEM BY GRADE LEVEL. A THIRD LISTS COLLEGE COURSES BY SUBJECT, ANOTHER DESCRIBES INSERVICE TEACHER-TRAINING MATERIALS. A FINAL ALPHABETIZED INDEX LISTS ALL COURSES CURRENTLY AVAILABLE FROM THE GREAT PLAINS LIBRARY INCLUDING FORD FOUNDATION KINESCOPES. LEASING AND PURCHASING COSTS ARE GIVEN, AS WELL AS PREVIEWING POLICIES AND ORDERING INFORMATION. (JM)
title	THE 1968 CATALOG OF RECORDED TELEVISION COURSES AVAILABLE FROM NATIONAL GREAT PLAINS INSTRUCTIONAL TELEVISION LIBRARY.
topic	Adult Education Audiovisual Aids Catalogs Educational Television Elementary Education Enrichment Activities Higher Education Parent Education Secondary Education Telecourses
url	https://eric.ed.gov/?id=ED019007

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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