Hide label for input field
Ok, I found the solution. <?= $form->field($model, ‘sample_text’)->textArea()->label(false) ?>
yii
yii: how to make a unique rule for two attributes
This can be done by Yii itself, you do not need an extension for it. However an extension can help cleaning up the rules() method as described here: http://www.yiiframework.com/extension/unique-attributes-validator/ This is the code (copied from that site) which will work without using the extension: public function rules() { return array( array(‘firstKey’, ‘unique’, ‘criteria’=>array( ‘condition’=>’`secondKey`=:secondKey’, ‘params’=>array( … Read more
Postgres error: null value in column “id” – during insert operation
You aren’t inserting a value for id. Since you don’t explicitly set it, it’s implicitly given a null value, which is, of course, not a valid value for a primary key column. You can avoid this entire situation by defining this column as serial instead of a plain old integer, and leave all the heavy … Read more
SQLSTATE[HY093]: Invalid parameter number: parameter was not defined
Just to provide an answer – because this error is pretty common – here are a few causes: The :parameter name does not match the bind by mistake (typo?). This is what happened here. They have :alias in the SQL statement, but bound :username. So when the param binding was attempted, Yii/PDO could not find … Read more