Recently, after researching comment links for an upcoming article, I realized that my default <input /> values were being submitted as the URL for all comments left without associated website information. During the most recent site redesign, I made the mistake of doing this in comments.php: … <input class="input" name="url" id="url" value="[website]" onfocus="this.select();" type="text" tabindex="3" size="44" maxlength="133" alt="website" /> … Notice the value="[website]" attribute? It seemed like a good idea at the time — I even threw in a nice […] Continue reading »
![[ Image: Chain Linkage ]](https://perishablepress.com/wp/wp-content/images/2007/misc-chunks/symbolic-linkage.jpg)
On Unix systems, a symbolic link refers to a file that points to another file or directory. Symbolic links serve as powerful tools for web designers and developers. Using shell access, creating a symbolic link requires only one line of code: ln -s /home/username/public_html/directory1 /home/username/public_html/directory2 Simple enough. Assuming you have access to the linux shell. Unfortunately, many shared hosting environments deny shell access. Fortunately, creating symbolic links — also called “symlinks” — remains a possibility via the PHP symlink() function. […] Continue reading »
This quick tutorial explains how to use HTML, JavaScript, and/or PHP to enable visitors to “go back” to the previous page. You can use either method to add a simple “go back” link or form button to your web pages. Continue reading »
In our previous article on creating spamless email links via JavaScript, the presented method, although relatively simple to implement, is not the most effective solution available. Spambots, email harvesters, and other online scumbags relentlessly advance their scanning technology, perpetually rendering obsolete yesterday’s methods. Continue reading »
![[ WordPress Triple Loop ]](https://perishablepress.com/wp/wp-content/images/2006/misc-chunks/wordpress-triple-loop.jpg)
Two of the themes developed by Perishable Press, Apathy and Information, depend on three WordPress loops to operate as intended. For each of these themes, the three loops consist of two “side” loops and one main loop. The side loops each display posts from one specific category, while the main loop displays posts from every category not specified in the side loops. Continue reading »
WordPress Quicktags provide shortcuts for adding certain bits of code to your posts. The default set of quicktags includes some handy shortcut buttons for tags such as <strong></strong>, <a></a>, and <img />, as well as a few others. While the default set of quicktag buttons is occasionally useful, a quick bit of quicktag customization can easily transform your personal set of quicktag buttons into a deadly arsenal of time-saving code shortcuts. Continue reading »
Using a small bit of JavaScript, it is possible to auto-clear and restore form elements when users bring focus to them. Simply copy, paste, and modify the following code example to achieve an effect similar to this: Continue reading »
Would you like to display the total number of posts, comments, and categories for your WordPress-powered website? You can do it the easy way using my free WordPress plugin, Simple Blog Stats. Or you can display your statistics directly, by querying the WordPress database. Here is the code that can make it happen. Continue reading »
To execute WordPress functions in an external directory (i.e., outside of the WordPress install directory), it is necessary to include a call to wp-blog-header.php at the top of the external file. Continue reading »
