The first thing to do is to paste the function into your functions.php file: function updateNumbers() { global $wpdb; $querystr = "SELECT $wpdb->posts.* FROM $wpdb->posts WHERE $wpdb->posts.post_status = 'publish' AND $wpdb->posts.post_type = 'post' "; $pageposts = $wpdb->get_results($querystr, OBJECT); $counts =…

Validate an URLIs a particular url valid? The following regexp will let you know./^(https?:\/\/)?([\da-z\.-]+)\.([a-z\.]{2,6})([\/\w \?=.-]*)*\/?$/Source: http://snipplr.com/view/19502/validate-a-url/Validate US phone numberThis regexp will verify that a US phone number is valid./^(\+\d)*\s*(\(\d{3}\)\s*)*\d{3}(-{0,1}|\s{0,1})\d{2}(-{0,1}|\s{0,1})\d{2}$/Source: http://snippets.dzone.com/posts/show/597Test if a password is strongWeak passwords…

Just paste the following in your functions.php file. Once saved, all your content with <preand </pretags will be automatically replaced by html entities. function pre_entities($matches) { return str_replace($matches[1],htmlentities($matches[1]),$matches[0]); } //to html entities; assume content is in the "content"…

Simply paste this code where you want your top contributors to be displayed. Note that this code use the mysql_* functions instead of the $wpdb object. This is not the better way to do this, but it do the trick…

Pure CSS speech bubblesIn a design, bubbles can be great to illustrate a quote. In this article, talented designer Nicolas Gallagher will show you what he built with CSS3: Text bubbles, with no Javascript or images. Source: http://nicolasgallagher.com/demo/pure-css-speech-bubbles/bubbles.htmlSuper Awesome…

Simply paste the following code on your functions.php file. If needed, you can add more file types by adding them on line 4, separated by a pipe (|) <?php function addUploadMimes($mimes) { $mimes = array_merge($mimes, array( 'tmbundle|tmCommand|tmDragCommand|tmSnippet|tmLanguage|tmPreferences' => 'application/octet-stream' ));…

Explain which div you’re closingMost of the time when I’m viewing a website source, I see, at the very bottom of the page, an almost endless list of closing </div> tags. In fact, many beginners think they just have to…

Simply run the following SQL query on your WordPress database, using the command line client or PhpMyAdmin. In this example, I assume the unused shortcode is [tweet]. Don't forget to backup your database before using this query. UPDATE wp_post…

Just run the following query on your WordPress database, and all revisions (As well as meta associated with it) will be deleted from your database. Of course, do not forget to make a backup of your database before running the…

Design your database with cautionThis first tip may seems obvious, but the fact is that most database problems come from badly-designed table structure. For example, I have seen people storing information such as client info and payment info in the…

Paste the following code into a text file, and save it as blockbadqueries.php. Once done, upload it to your wp-content/plugins directory and activate it like any other plugins. That's all! <?php /* Plugin Name: Block Bad Queries Plugin URI: http://perishablepress.com/press/2009/12/22/protect-wordpress-against-malicious-url-requests/…

The first step is to paste the following code into your functions.php file: function pdflink($attr, $content) { return '<a class="pdf" href="http://docs.google.com/viewer?url=' . $attr['href'] . '">'.$content.'</a>'; } add_shortcode('pdf', 'pdflink'); Once you saved the file, you'll be able to use the shortcode…

Detect iPhones and iPods using JavascriptWhen developing for the iPhone and the iPod Touch, the first thing we have to do is obviously detect it, so we can apply specific code or styles to it. The following code snippets will…

The first thing you have to do is to paste the following function in your functions.php file. function switchTheme($theme) { global $wpdb; if (isset($theme)) { $queries = array("UPDATE wp_options SET option_value = 'default' WHERE option_name = 'template';", "UPDATE wp_options SET…

How to execute SQL queriesFor those who don’t know yet, SQL queries have to be executed within the MySQL command line interpreter or a web interface such as the popular PhpMyAdmin. Since we’re going to work on WordPress, you should…

The following code have to be pasted in your functions.php file. Once the file will be saved, it will work. As you can see in the code, the post, page, album, movie, quote, and attachment…

Amy EditorCreated in 2007 by Petr Krontorád, Amy Editor is an advanced editor with a look and feel of a Mac. Amy Editor features lots of useful options, such as line numbers, syntax highlighting, snippets for more than 20 languages,…