mfields

<?php

// secure hashing of passwords using bcrypt, needs PHP 5.3+
// see http://codahale.com/how-to-safely-store-a-password/

// salt for bcrypt needs to be 22 base64 characters (but just [./0-9A-Za-z]), see http://php.net/crypt
// just an example; please use something more secure/random than sha1(microtime) :)
$salt = substr(str_replace('+', '.', base64_encode(sha1(microtime(true), true))), 0, 22);

// 2a is the bcrypt algorithm selector, see http://php.net/crypt

mfields

<?php

// Register the column
function price_column_register( $columns ) {
	$columns['price'] = __( 'Price', 'my-plugin' );
 
	return $columns;
}
add_filter( 'manage_edit-post_columns', 'price_column_register' );