8-, 16-, and 32-Bit Processors: Characteristics and Appropriate Applications.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	Williams, James G.
Format:	Recurso educativo Open Access
Language:	en
Published:	1984
Subjects:	Computer Oriented Programs Computer Software Cost Effectiveness Data Processing Microcomputers Technological Advancement Word Processing
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Learning to Read and Write with Personal Computers. Reading Education Report No. 42.
by: Collins, Allan
Published: (1983)

How to Lose Money Electronically: Word Processing and the Social Structure of Scholarly Publishing.
by: Miles, Jack
Published: (1984)

Common Sense Planning for a Computer, or, What's It Worth to You?
by: Crawford, Walt
Published: (1984)

Microcomputers Have a Place in the Small Public Library.
by: Koenig, Judith
Published: (1983)

Software for Microcomputers in Libraries and Information Units.
by: Tedd, Lucy A.
Published: (1983)

Choosing Software for Text Processing.
by: Mason, Robert M.
Published: (1983)

Common Sense Wordworking III: Desktop Publishing and Desktop Typesetting.
by: Crawford, Walt
Published: (1987)

Microcomputer Software for School Library Applications.
Published: (1984)

Pages from the Desktop: Desktop Publishing Today.
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Published: (1994)

Microcomputers: "A New Era at Ramapo Catskill."
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Published: (1983)

Selection of Word Processing Software for Library Use.
by: Block, David, et al.
Published: (1983)

Using the Appleworks Word Processor (A Self-Paced Manual).
by: Hall, Susan M.
Published: (1987)

Microcomputer Programming in the Information Center.
by: Fosdick, Howard
Published: (1983)

Personal Computer Price and Performance.
by: Crawford, Walt
Published: (1993)

The Electronic Library: Changing the Character of Research.
by: Weiskel, Timothy C.
Published: (1988)

The First Wave: CD-ROM Adoption in Offices and Libraries.
by: Paisley, William, et al.
Published: (1987)

Micros for the 1990's: An Update.
by: Grosch, Audrey N.
Published: (1991)

Common Sense Outline Processing.
by: Crawford, Walt
Published: (1986)

Technology To Serve Our Users.
by: Quint, Barbara, et al.
Published: (1986)

Application of Minicomputers and Microcomputers to Information Handling.
by: Griffiths, Jose-Marie
Published: (1981)

Microcomputer Software for Online Information Management: An Overview.
by: Nieuwenhuysen, Paul
Published: (1988)

The Microcomputer in the Library: IV. Cataloguing and Acquisitions Software.
by: Leggate, Peter, et al.
Published: (1986)

Issues and Applications of Microcomputers for Libraries.
by: Krueger, Donald R.
Published: (1981)

The Evolution of Spreadsheets.
by: Schuyler, Michael
Published: (1985)

Mainframe Magic on a Micro.
by: Johnson, Jane S.
Published: (1986)

Electronic Document Interchange and the AAP Electronic Manuscript Project.
by: Martin, J. Sperling
Published: (1986)

Role of Colleges in the Coming Demise of the Personal Computer Industry.
by: Morrison, James W.
Published: (1986)

Applications of Local Area Networks of Microcomputers in Libraries.
by: Levert, Virginia M.
Published: (1985)

TRS-80 at the Maine State Library.
by: Wismer, Donald
Published: (1982)

Software for Information Storage and Retrieval Tested, Evaluated and Compared: Part VI--Various Additional Programs.
by: Sieverts, Eric G., et al.
Published: (1993)

The Well-Equipped Searcher's Support Station.
by: Huffman, G. David, et al.
Published: (1986)

Parallel Processing Creates a Low-Cost Growth Path.
by: Shekhel, Alex, et al.
Published: (1987)

Selecting and Implementing a Word Processor in the Library.
by: Nash, Sarah Hendrickson
Published: (1983)

Computerizing America's Campuses: How Technology Is Changing Higher Education.
by: Fleit, Linda H.
Published: (1987)

The ALL-OUT Library; A Design for Computer-Powered, Multidimensional Services.
by: Sleeth, Jim, et al.
Published: (1983)

You're in the Chips; or The Computer: What It Is and What It Can Do.
by: Matthews, Joseph R.
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Information Technology.
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Published: (1983)

Using an Online Microfiche Catalog for Technical Service and Retrieval of Bibliographic Data.
by: Hayes, Robert M., et al.
Published: (1980)

The Professional Society in a Changing World.
by: Lerner, Rita G.
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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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