Image courtesy of eChunks.com Here is a quick security tip for people using popular apps on the Web. That is, apps like WordPress that may be widely used and targeted by bad actors and/or automated scripts. It’s all about adding another layer of security by hardening admin-level usernames.. Every now and then, I get an email letting me know that someone has requested a password reset for one of my admin-level WordPress accounts. Usually, the email notifications are sent directly […] Continue reading »
Over the years, my sites have been hacked numerous times. Each hacking event was somewhat of a miserable experience at first, but ultimately educational and even enlightening. I’m not going to say that getting hacked was the best thing that ever happened to me, but it certainly wasn’t the end of the world. In this post, I want to share some important steps to take and things to keep in mind if and when you discover that your site has […] Continue reading »
One of the most annoying, persistent scans I’ve seen in a long time are those hunting for the revslider vulnerability. In the five or so months since the exploit was discovered, many sites have been compromised. And based on what I’ve been seeing in my traffic logs, the risk is far from over. Apparently every 2-bit script kiddie and their pet hamster wants a piece of the “revslider action”. Continue reading »
Whether you like it or not, there are scripts and bots out there hammering away at your sites with endless HTTP “POST” requests. POST requests are sort of the opposite of GET requests. Instead of getting some resource or file from the server, data is being posted or sent to it. To illustrate, normal surfing around the Web involves your browser making series of GET requests for all the resources required for each web page. HTML, JavaScript, CSS, images, et […] Continue reading »
Just a quick post with some tips for troubleshooting and testing HTTP requests. For example, if you have a plugin that sends requests behind the scenes via Ajax or cURL or whatever, it’s nice to have a way to view request details such as headers, the response, and everything in between. This article is aimed primarily at WordPress users, but contains more general tips and tricks as well. Continue reading »
If you’re displaying floated images in your posts, you may notice that margins of lists and other block-level elements seem to “collapse”, as shown in this screenshot from the 2013 redesign: Continue reading »
Just as there are specifications for designing with CSS, HTML, and JavaScript, there are specifications for working with URIs/URLs. The Internet Engineering Task Force (IETF) clearly defines these specifications in RFC 3986: Uniform Resource Identifier (URI): Generic Syntax. Within that document, there are guidelines regarding which characters may be used safely within URIs. This post summarizes the information, and encourages developers to understand and implement accordingly. Continue reading »
A reader recently brought to my attention a reported vulnerability on servers running PHP. It’s been known about for eons, but it’s new to me and it involves easter eggs in PHP so I thought it would be fun to share a quick post about what it is and how to prevent leakage of sensitive information about your server. It only takes a moment to disable the easter-egg information, should you decide to do so. Continue reading »
Here’s a fun way to make text look 3D using CSS3. Using CSS whenever possible instead of images has several key advantages, including faster page-loads and better SEO I use the CSS text-shadow technique in a previous theme, and a few people had asked about it, so here it is: everything you need to create your own stunning 3D-text with CSS3.. Continue reading »
Cool trick that you may not have known about.. it’s possible to get case-insensitive matching with the powerful RedirectMatch directive. Normally, you would just write your redirect as something like this: Continue reading »
Instead of displaying a perpetual “go to top” link for every page, here’s a quick way to dynamically display the link only if the content height is greater than that of the browser window. So it’s there when you need it, not when you don’t. Just include the following snippet of jQuery with your design: Continue reading »
Just a heads up to anyone else getting the occasional PayPal phishing spam.. Usually it’s pretty easy to spot one of those crafty phishing emails, just hover over any links before clicking to view the real URL in the status bar. You know, the link says something like, “click here to restore your PayPal account,” but you know that’s garbage and could easily prove it by checking the actual link URL, which is usually something completely bonkers, like: Continue reading »
Things have been busy! I’m working on a new book and site and having a blast. I’ll share more on that later, but for now I just want to get back into posting at Perishable Press. To kick it into gear, here is one of the jQuery snippets I’m using at the new book site. Continue reading »
Okay, so Summer’s over, kids are back in school, and I’m finding all sorts of free time to continue writing and posting. One of my Summer projects involved updating & optimizing one of my old project sites, DeadLetterArt.com. It was basically a huge clean-up session that included lots of content consolidation and permalink restructuring. So that’s the topic of this post, how to use htaccess to optimize WordPress permalinks. I’ll go through some htaccess techniques and explain how they can […] Continue reading »
Please excuse this self-serving, miscellaneous post, but I’ve just got to purge all of these code snippets and scraps collected over the years. Whenever I update this site, I place any removed/unused code snippets into a giant note file for future reference, just in case. There’s all sorts of different types of code and snippets that just keep growing and growing and.. and finally it gets to a point where I just need to dump everything and start fresh. Welcome […] Continue reading »
One of the joys of working with CSS is that you can basically write the code any way you want. Sure there are some basic rules you have to follow (like using brackets), but for the most part you can format your CSS code as elaborately or as plainly as you see fit. You can use this vast flexibility to improve the organization and usability of your working stylehseets before compressing them for production use. Continue reading »