cozingo

$("#element").prop("disabled", !$("#element").prop("disabled"));

cozingo

$messages_arr = [
            'ru' => require('../../common/messages/ru/main.php'),
            'en' => require('../../common/messages/en/main.php'),
            'uz' => require('../../common/messages/uz/main.php'),
        ];

        foreach ($messages_arr as $lang => $messages) {
            foreach ($messages as $key=>$value){
                $sm = SourceMessage::find()->where(['message'=>$key, 'category' => 'main'])->one();
                if($sm){

cozingo

function getRealIpAddr()
{
    if (!empty($_SERVER['HTTP_CLIENT_IP']))
    {
        $ip=$_SERVER['HTTP_CLIENT_IP'];
    }
    elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR']))
        //to check ip is pass from proxy
    {
        $ip=$_SERVER['HTTP_X_FORWARDED_FOR'];

cozingo

$.ajax({
            url: "/site/",
            data: {},
            success: function(data) {},
});

cozingo

Yii::$app->formatter->asTimestamp()

cozingo

httrack.com

cozingo

$this->beginBlock('name');
    echo name;
$this->endBlock();

cozingo

site/signup

cozingo

<?= $form->field($model,'company_id')->hiddenInput(['value' => Yii::$app->user->identity->company_id ]);?>

cozingo

Null column is like NOT NULL in query for int will not accept empty value only 0 or some other number, for char its acceptable as "" is value for char.
Default means if it is empty it will be set to NULL or to current timestamp or something to DEFAULT VALUE which is set by user.