Tuesday, 18 October 2016

yii2 - How to use registerMetatag in Yii 2

To define some meta tag through the registerMetaTag method, use the following code in your controller:

 
public function actionIndex()
{
    \Yii::$app->view->registerMetaTag([
        'name' => 'description',
        'content' => 'Description of the page...'
    ]);
    return $this->render('index');
}
and this markup in the layout:
<head>
    <?php $this->head() ?>
</head>
yii2 - How to use registerMetatag in Yii 2
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Sunday, 16 October 2016

How to Create Accordion with Bootstrap collapse

<!DOCTYPE html>
<html lang="en">

 <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>Example of Bootstrap 3 Accordion</title>
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
    <style type="text/css">
        .bs-example {
            margin: 20px;
        }
    </style>
</head>

 <body>
    <div class="bs-example">
        <div class="panel-group" id="accordion">
            <div class="panel panel-default">
                <div class="panel-heading">
                    <h4 class="panel-title">
                    <a data-toggle="collapse" data-parent="#accordion" href="#collapseOne">1. What is HTML?</a>
                </h4>
                </div>
                <div id="collapseOne" class="panel-collapse collapse in">
                    <div class="panel-body">
                        <p>HTML stands for HyperText Markup Language. HTML is the main markup language for describing the structure of Web pages. <a href="http://www.tutorialrepublic.com/html-tutorial/" target="_blank">Learn more.</a></p>
                    </div>
                </div>
            </div>
            <div class="panel panel-default">
                <div class="panel-heading">
                    <h4 class="panel-title">
                    <a data-toggle="collapse" data-parent="#accordion" href="#collapseTwo">2. What is Bootstrap?</a>
                </h4>
                </div>
                <div id="collapseTwo" class="panel-collapse collapse">
                    <div class="panel-body">
                        <p>Bootstrap is a powerful front-end framework for faster and easier web development. It is a collection of CSS and HTML conventions. <a href="http://www.tutorialrepublic.com/twitter-bootstrap-tutorial/" target="_blank">Learn more.</a></p>
                    </div>
                </div>
            </div>
            <div class="panel panel-default">
                <div class="panel-heading">
                    <h4 class="panel-title">
                    <a data-toggle="collapse" data-parent="#accordion" href="#collapseThree">3. What is CSS?</a>
                </h4>
                </div>
                <div id="collapseThree" class="panel-collapse collapse">
                    <div class="panel-body">
                        <p>CSS stands for Cascading Style Sheet. CSS allows you to specify various style properties for a given HTML element such as colors, backgrounds, fonts etc. <a href="http://www.tutorialrepublic.com/css-tutorial/" target="_blank">Learn more.</a></p>
                    </div>
                </div>
            </div>
        </div>    
    </div>
</body>
</html>

 
How to Create Accordion with Bootstrap collapse 
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How to Auto Resize a textarea with jQuery

<html>
  <head>
    <title>Auto Resize textarea with jQuery</title>
    <style>
      .autotextarea{
        min-height: 20px;
        overflow: hidden;
        resize: none;
        padding: 4px;
        font-size: 14px;
        border: 1px solid #000;
      }
    </style>
    <script type="text/javascript" 
src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
  </head>
  <body>
    <textarea class="autotextarea" placeholder="Enter Text"></textarea>
<script>
$('.autotextarea').on('keyup',function(){
$(this).css('height','auto');
$(this).height(this.scrollHeight);
});
</script>
  </body>
</html>


How to Auto Resize a textarea with jQuery
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