launch terminal
banner zilli.it

size option
banner -w 40 zilli.it

Edit
nano /etc/services

Change port number and restart ftp service

Check txt record
dig domain.tld txt

SPF Record Testing Tools
http://www.kitterman.com/spf/validate.html

SPF Record Syntax
http://www.openspf.org/SPF_Record_Syntax

Check Reverse DNS
dig -x 123.123.123.123

Create a SPF record on TopHost
http://www.mail-tester.com/spf/tophost

<?php   
    $lang = getenv("HTTP_ACCEPT_LANGUAGE");
    $set_lang = explode(',', $lang);
    if (isset($_POST['lang'])) 
        {
            $taal = $_POST['lang'];
            setcookie("lang", $taal);
            header('Location: /p/');
        }
    else 
        {
            setcookie("lang", $set_lang[0]);
            echo $set_lang[0];
            echo '<br>';
            echo $set_lang[1];
            header('Location: /p/');
        } 
?>

$("#nivoSlider").nivoSlider({
effect: 'random', // Specify sets like: 'fold,fade,sliceDown'
slices: 15, // For slice animations
boxCols: 8, // For box animations
boxRows: 4, // For box animations
animSpeed: 500, // Slide transition speed
pauseTime: 3000, // How long each slide will show
startSlide: 0, // Set starting Slide (0 index)
directionNav: true, // Next & Prev navigation
controlNav: true, // 1,2,3... navigation
controlNavThumbs: false, // Use thumbnails for Control Nav
pauseOnHover: true, // Stop animation while hovering
manualAdvance: false, // Force manual transitions
prevText: 'Prev', // Prev directionNav text
nextText: 'Next', // Next directionNav text
randomStart: false, // Start on a random slide
beforeChange: function(){}, // Triggers before a slide transition
afterChange: function(){}, // Triggers after a slide transition
slideshowEnd: function(){}, // Triggers after all slides have been shown
lastSlide: function(){}, // Triggers when last slide is shown
afterLoad: function(){} // Triggers when slider has loaded
});

Following the steps listed will uninstall Oracle Java from your system using a Terminal.

Click on the Finder icon located in your dock
Click on Applications tab on sidebar
Click on the Utilities folder
Double-click on the Terminal icon
In the Terminal window, copy and paste the command:

sudo rm -fr /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin

https://www.java.com/en/download/help/mac_uninstall_java.xml

How to insert a picture 2x retina display with W3C compliant rules,
the image is displayed with the size of the css to 50% of actual size.

// HTML
<img src="/[email protected]" alt="logo" id="PNGlogo" width="200" height="200">

// CSS
#PNGlogo {
	width:100px;
	height:100px;
}