cool tag line goes here...

At first install official JUI Extension for Yii 2 . Then add yii\jui\JuiAsset to list of dependent assets: public $depends = [ 'yii\jui\JuiAsset' , ... ];

Be sure you have a proper rules function declare in Search model eg: public function rules () { return [ [[ 'id_materia' ], 'integer' ], [[ 'nombre_sucursal' , 'materia' ], 'safe' ], ]; }

concat(ucase(left( column_name , 1)), substring( column_name , 2))

ALTER TABLE table_name AUTO_INCREMENT = value ;

df -h df -h /path/to/dir

du - kscx *

Stop MySQL Server # /etc/init.d/mysqld stop Start MySQL Server # /etc/init.d/mysqld start Restart MySQL Server # /etc/init.d/mysqld restart