tevashov

 function new_mail_from($old) {
	return 'admin@yourdomain.com';
}
function new_mail_from_name($old) {
	return 'Your Blog Name';
}
add_filter('wp_mail_from', 'new_mail_from');
add_filter('wp_mail_from_name', 'new_mail_from_name');

tevashov

.clearfix:before,
.clearfix:after {
    content: " ";
    display: table;
}
 
.clearfix:after {
    clear: both;
}
 

tevashov

$('#target div:not(#exclude)').hide();

//or

$('#target').children().filter(':not(#exclude)').hide();

tevashov

// CUSTOM ADMIN LOGIN LOGO LINK
function change_wp_login_url() {
    return bloginfo('url');  // OR ECHO YOUR OWN URL
}
add_filter('login_headerurl', 'change_wp_login_url');

// CUSTOM ADMIN LOGIN LOGO & ALT TEXT
function change_wp_login_title() {
    return get_option('blogname'); // OR ECHO YOUR OWN ALT TEXT
}

tevashov

function isCreditCard( CC ){
    if (CC.length > 19)
        return (false);
 
    sum = 0; mul = 1; l = CC.length;
    for (i = 0; i < l; i++){
        digit = CC.substring(l-i-1,l-i);
        tproduct = parseInt(digit ,10)*mul;
        if (tproduct >= 10)
            sum += (tproduct % 10) + 1;

tevashov

table tr:nth-child(even) {
    background: rgba(0,0,0,0.1);
}

tevashov

*, *:before, *:after {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

tevashov

// hook loading of new page and edit page screens  

function add_custom_help_page() {  
   //the contextual help filter  
   add_filter('contextual_help','custom_page_help');  
}

function custom_page_help($help) {  
   //keep the existing help copy  
   echo $help;  

tevashov

$(imageobj).attr('src', $(imageobj)
           .attr('src') + '?' + Math.random() );

tevashov

.ir {
    text-indent: 100%;
    white-space: nowrap;
    overflow: hidden;
}