Het serverside gedeelte

<?php
header('Content-Type: application/json');
@ob_start();
set_exception_handler(function($exception) {
    showError($exception->getMessage());
    exit();
});

function showError($message) {
    @ob_end_clean();
    header($_SERVER['SERVER_PROTOCOL'] . ' 500 Internal Server Error', true, 500);
    echo json_encode(array('error' => $message));
}

$dbh = new PDO('mysql:host=localhost;dbname=android_tut', 'android_tut', 'android_tut');
$dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
?>

<?php
require_once 'bootstrap.php';

$query = $dbh->query('SELECT id,title,content,slug FROM articles ORDER BY id desc');

$data = array();
while ($row = $query->fetch(PDO::FETCH_ASSOC)) {
    $data[] = $row;
}

echo json_encode($data);
?>

CREATE TABLE IF NOT EXISTS `articles` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`title` varchar(255) CHARACTER SET utf8 NOT NULL,
`content` text CHARACTER SET utf8 NOT NULL,
`slug` varchar(20) CHARACTER SET utf8 NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

INSERT INTO `articles` (`id`, `title`, `content`, `slug`) VALUES
(1, 'Lorem ipsum', 'Lorem ipsum dolor sir amet ', 'lorem-ipsum'),
(2, 'Welkom op mijn blog!', 'Beetje laat, eigenlijk was het vorige artikel te vroeg...', 'welkom');