M.L.S. Librarians in Public Libraries: Where They Are and Why It Matters.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Authors:	Lynch, Mary Jo, Lance, Keith Curry
Format:	Recurso educativo Open Access
Language:	en
Published:	1993
Subjects:	Certification Graphs Higher Education Librarians Library Education Library Schools Library Services Library Statistics Masters Degrees Public Libraries
Online Access:	Acceder al recurso
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author	Lynch, Mary Jo Lance, Keith Curry
author_facet	Lynch, Mary Jo Lance, Keith Curry Lynch, Mary Jo Lance, Keith Curry
collection	Education Resources Information Center
contents	M.L.S. Librarians in Public Libraries: Where They Are and Why It Matters. Lynch, Mary Jo Lance, Keith Curry Certification Graphs Higher Education Librarians Library Education Library Schools Library Services Library Statistics Masters Degrees Public Libraries Uses statistics from the Federal-State Cooperative System for Public Library Data to describe the distribution of librarians with master's degrees from graduate library education programs accredited by the American Library Association by size of population served and by state. Implications of these data are suggested, and discussion questions are raised. (Contains 10 references.) (Author/KRN)
format	Recurso educativo Open Access
id	eric_EJ469191
institution	ERIC Institute of Education Sciences
language	en
publishDate	1993
record_format	eric
spellingShingle	M.L.S. Librarians in Public Libraries: Where They Are and Why It Matters. Lynch, Mary Jo Lance, Keith Curry Certification Graphs Higher Education Librarians Library Education Library Schools Library Services Library Statistics Masters Degrees Public Libraries M.L.S. Librarians in Public Libraries: Where They Are and Why It Matters. Lynch, Mary Jo Lance, Keith Curry Certification Graphs Higher Education Librarians Library Education Library Schools Library Services Library Statistics Masters Degrees Public Libraries Uses statistics from the Federal-State Cooperative System for Public Library Data to describe the distribution of librarians with master's degrees from graduate library education programs accredited by the American Library Association by size of population served and by state. Implications of these data are suggested, and discussion questions are raised. (Contains 10 references.) (Author/KRN)
title	M.L.S. Librarians in Public Libraries: Where They Are and Why It Matters.
topic	Certification Graphs Higher Education Librarians Library Education Library Schools Library Services Library Statistics Masters Degrees Public Libraries
url	https://eric.ed.gov/?id=EJ469191

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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