Rob Gravelle

The JSON API plugin for WordPress is what I like to call an oldie but a goodie. It hasn’t been updated in some time, but the JSON API plugin is still a great tool for making data from your WordPress database available as a JSON feed. It comes with a lot of really useful core […]

In a recent survey conducted by Ponemon Institute, an IT security research firm, fifty-nine percent of respondents reported that they’d seen a jump in malware infections over the past 12 months. Moreover, thirty-one percent of those who had noticed a spike in malware cases said the increase was by more than 50 percent. With numbers […]

Fetch Hyperlinked Files using Jsoup In the Download Linked Resources using Jsoup tutorial, we learned how to select a specific hyperlink element based on a unique attribute value in order to download a linked MP3. In today’s conclusion, we’ll cover how to extract the absolute URL from the first link in the Elements Collection and […]

Display iFrame Contents without Scrollbars Content that is presented in an iFrame appears with a vertical scrollbar if the length of the child document exceeds the height of the iFrame and with a horizontal scrollbar if the child document elements won’t wrap to the width of the iFrame. There are ways of overriding this behavior, […]

Create High Quality Thumbnails using the imgscalr Library Just about any Web or mobile app that works with images needs to display thumbnails. In fact, we saw such an app in the Display a Thumbnail using the Vaadin Application FileUpload Control tutorial. That app employed the Image.getScaledInstance() method using the SCALE_SMOOTH algorithm. The Java 2D […]

Hide WordPress Content using Password Protection Normally, posts with a Published status are viewable by anyone and everyone. So what do you do if you want to create a blog post just for close friends, family members, or for editors on your WordPress site? Keeping content hidden from the general public is achievable without resorting […]

Fetching Post Data using the WordPress JSON API Plugin WordPress JSON API Plugin utilizes RESTful style requests to fetch data from your WordPress database and make content available as a JSON feed. In the Provide a JSON Feed from your WordPress Site using the JSON API Plugin article we learned how to install the plugin […]

Download Linked Resources using Jsoup A common question that I come across in developer forums is how to follow hyperlinks within a Web document and download the linked files. Having gained some experience in this area, I can tell you that it’s really not that difficult, but a good tool does make it a lot […]

The mobile development landscape is evolving at a quicker pace than ever with explosive growth in almost every area including mobile app and web usage, mobile commerce, enterprise apps, “Internet of Things”, wearables, data-driven mobile services (Big Data), and omni-channel retail. The Internet of Things Today’s mobile apps must be able to act as a […]

Designing the perfect User Interface (UI for short) is akin to immortality; you can never quite get there.  In fact, like immortality, there’s a long way to go.  If you find one of your own design “features” in this list, don’t fret.  I can remember not so long ago when rottentomatoes.com returned nothing when you […]

Implement a Dynamic toString() using JavaBeans Introspection In the Building a Better toString() Method tutorial, we learned about the importance of overriding the default toString() method in our Java classes. Using Java’s powerful Reflection API, we were able to create a generic toString() that displayed an object’s declared fields and their values. Another way to […]

Fine Tuning your RegEx Patterns There is nothing more frustrating than looking at a Regular Expression and trying to figure out why the heck it won’t work. I’ve spent hours scratching my head wondering where I went so horribly wrong. Thanks to the wonders of the Internet, I found a way to debug them quickly […]