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The sdg Blog is designed to show you who we are and what we're all about. Whether you're looking to read up on the latest technologies, trying to improve your soft skills, or wondering what we've been up to, our blog offers something for everybody.

Protecting Your Hibernate IDs

When implementing an ORM solution using the Java Persistence API (JPA), it is common to have a Java superclass that contains properties that are present in all persistent objects. Typically this includes an id property that maps to the primary key of the associated database table. A BaseEntity class that can be subclassed by each entity object might look as follows: @MappedSuperclass...
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5 Lessons Learned from Gratitude

“Most people are about as happy as they make up their minds to be.” —Abraham Lincoln This summer, the sdg book club discussed The Happiness Advantage by Shawn Achor . According to the book, if you commit 21 days to a specific positive habit, it can actually rewire your brain for greater levels of happiness. Feeling inspired, a group of sdg employees decided to take on the challenge. We...
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Enterprise Responsive Design: Transition Checklist

In an age where smart phones and tablets are ubiquitous, a question we are hearing more and more often is, “How do we make the move to responsive web design?” You see, it turns out that all of those fixed width web page layouts we’ve created don’t look awesome on a phone. Neither do their stretchy, percentage based predecessors. This creates quite a conundrum considering many users access the...
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Public Key Cryptography

Public key cryptography has literally revolutionized the way we interact with one of the greatest technological and social innovations in human history. In its infancy, a scant 20 years ago, the vast network of networks we know today simply as ‘the web’ was an unmapped archipelago of static content, images, blink tags, and hit counters. It has since evolved into a dynamic engine of economic...
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sdg Donates Backpacks to Local Schools

Labor Day is over, the air is cooling down, and school has officially begun! We all know how expensive “back to school” shopping can be... and every year, there are students who show up to class with little-to-no supplies. That’s where  Companies to Classrooms  comes in. Companies to Classrooms focuses on recycling business surplus into supplies for classrooms throughout the...
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