About the Author
Mark Adelsberger

Mark Adelsberger

Mark is a software developer with the Keyhole team living in St. Louis. In addition to expertise surrounding Java and JavaScript technologies, Mark has spent time focused on data/ETL in his 17+ years of experience in both “start-up” and Fortune 500 organizations.

SQL for Application Developers

Mark Adelsberger Databases, Development Technology, Programming Leave a Comment

Attention: The following article was published over 4 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.“SQL? Isn’t that just something my ORM tools use?” Often application developers can and should remain at least one level removed from SQL. JPA and the Entity Framework each provide more abstract …

A JavaScript Unit Test Trap

Mark Adelsberger Development Technology, JavaScript 3 Comments

Attention: The following article was published over 5 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.You’re a few months into writing a shiny new web app, and the team just settled on some new standards for data structures used for communication with the server. You’ll need to …

JAXB – A Newcomer’s Perspective, Part 2

Mark Adelsberger Development Technology, Java Leave a Comment

Attention: The following article was published over 6 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.In Part 1 of this series, I discussed the basics of loading data from an XML file into a database using JAXB and JPA. (If JSON is called for instead of XML, …

Unit Testing in JavaScript

Mark Adelsberger HTML5, JavaScript, Testing 2 Comments

Attention: The following article was published over 7 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.JavaScript has come a long way. There was a time it was easily dismissed – maybe suitable for noncritical validations, but not much else. Over the years, the worst of the obstacles to …