codeigniter

问题 In SQL Server we can write below SQL Queries to get Un-Committed data in database . This means the data that is still under transaction and Transaction is not complete. SQL Server Query Select * from TableName With(NoLock); Is there any equivalence in MySQL database to get data even if table is locked ? I am trying this in PHP CodeIgnitor 回答1: Found an article with title " MySQL NOLOCK syntax " http://itecsoftware.com/with-nolock-table-hint-equivalent-for-mysql SQL Server WITH (NOLOCK) looks

问题 I am making a web app with CodeIgniter and Twitter Bootstrap. I found a resource online with a list of $config settings to style the pagination links properly. Is there a way to store this in a library and load it into the controller so I dont have to type it each time? 回答1: You can save this as pagination.php in application/config: $config['per_page'] = 2; $config['uri_segment'] = 3; $config['num_links'] = 9; $config['page_query_string'] = TRUE; $config['query_string_segment'] = 'page';

问题 I have an ajax call from javascript to a method in a controller, the method in the controller should be loading a view(like, show a new page on the screen), Although everything seems ok, the new view doesn't seem to load on the screen. I cannot use header or windows.location because, i am passing an array variable, containing data to be used in the view. The page is visible under the Network tab (preview sub tab, while selecting the ajax) of the Chrome debugging console. But the main screen

问题 I have a problem repopulating a set of checkboxes after an unsuccessful form validation returns the user back to the same form. Dropdown menus and text inputs could be repopulated, but not checkboxes! Here's a snippet of the code for the checkboxes: <td> <?php echo form_checkbox('ambience[]', 'casual', set_checkbox('ambience[]', 'casual')); ?> Casual <br /> <?php echo form_checkbox('ambience[]', 'romantic', set_checkbox('ambience[]', 'romantic')); ?> Romantic <br /> <?php echo form_checkbox(

问题 I'm starting with CodeIgniter and after several hours diving in Google I'm a bit confused. Let's try to explain my question with a easy example: I have a table 'car' with the fields 'name' and 'color'. Therefore I want to have a php class Car, so that my code could look finally like this: $car = new Car('BMW', 'red'); //new $car Object $car->save(); //this will make an SQL insert to the table 'car' //Lets query all cars $cars = Car::get_all(); //cars will be an array of Car objects, (not a

问题 Using Datamapper 1.8.1-dev for PHP's CodeIgniter, I'm trying to build this query to prioritize one country name at top of the list: SELECT * FROM countries ORDER BY CASE name WHEN 'Australia' THEN 1 ELSE 2 END, name PHP on my Country model (which extends Datamapper): $countries = new Country(); $countries->order_by("CASE name WHEN 'Australia' THEN 1 ELSE 2 END, name"); $countries->get_iterated(); Datamapper instead parses "CASE" as a table name, building this syntax error query: SELECT * FROM

问题 view page code <td align="left" valign="middle" bgcolor="#FFFFFF" class="rows"> <input type="text" name="Quantity" id="Quantity" value="<?= $row->Quantity ?>" /> Controller code $category = $this->input->post('Category'); $num = $this->input->post('numOflimit'); $productName = $this->input->post('product_name'); $barcode = $this->input->post('barcode'); $quantity = $this->input->post('Quantity'); for ($x = 1; $x <= $num; $x++) { $userArray = $_POST["select$x"]; } $userArray = split(',',

问题 view page code <td align="left" valign="middle" bgcolor="#FFFFFF" class="rows"> <input type="text" name="Quantity" id="Quantity" value="<?= $row->Quantity ?>" /> Controller code $category = $this->input->post('Category'); $num = $this->input->post('numOflimit'); $productName = $this->input->post('product_name'); $barcode = $this->input->post('barcode'); $quantity = $this->input->post('Quantity'); for ($x = 1; $x <= $num; $x++) { $userArray = $_POST["select$x"]; } $userArray = split(',',

问题 I can't send emails using mediatemple in codeigniter.I've checked the email password and smtp host and they are correct. This is the error: Severity: Notice Message: fwrite() [function.fwrite]: send of 12 bytes failed with errno=10054 An existing connection was forcibly closed by the remote host. Filename: libraries/Email.php Line Number: 1846 This is my code: I have replaced sxxxxx.gridserver.com with my correct smtp. function _sendEmail($from,$fromname,$to,$subject,$message){ $config =

问题 I can't send emails using mediatemple in codeigniter.I've checked the email password and smtp host and they are correct. This is the error: Severity: Notice Message: fwrite() [function.fwrite]: send of 12 bytes failed with errno=10054 An existing connection was forcibly closed by the remote host. Filename: libraries/Email.php Line Number: 1846 This is my code: I have replaced sxxxxx.gridserver.com with my correct smtp. function _sendEmail($from,$fromname,$to,$subject,$message){ $config =