Optimized Pathway for Non-Experienced Investors /

Proyecto para la optimización de portafolios de inversión enfocado en inversionistas sin experiencia que quieren realizar transacciones. Esta optimización busca reducir los riesgos que implican las inversiones en acciones, maximizar el retorno de la inversión y reducir tiempos estratégicos, a partir...

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Detalles Bibliográficos
Autor principal:	Sánchez Leguízamo, Rosa María (autor)
Formato:	Tesis Libro
Idioma:	Inglés
Publicado:	Guadalajara, México : edición de autor, 2024
Temas:	Inversionistas Acciones (Títulos, Valores) Inversiones - > Tema Principal Riesgo Financiero Lenguajes Naturales de Programación Programación (Software) Modelos Predictivos - > Tema Principal Optimización Finanzas - > Aspectos Tecnológicos Ciencia de Datos
Acceso en línea:	Ver documento en línea
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Detalle de existencias desde IT2
Código Dewey:	MDT. 57
Ejemplar 615857-1	Disponible Préstamo en línea	Colección: Tesis del ITESO en línea	Notas: Consultar en línea

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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Optimized Pathway for Non-Experienced Investors /

Internet

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