Guides & Articles

If you have a team developing OSGi applications for Apache Karaf, Vagrant provides an easy way to ensure everyone is testing local deployments in a consistent context.  Vagrant is a little like Docker, using a layered approach to build up virtual environments.  In this case, we create an Ubuntu “box”, running on a VirtualBox VM, […]

By default, each Apache Camel route has its own error handler, meaning each independently catches and handles Exceptions thrown within it.  But, what if a “parent route” needs to catch and handle Exceptions thrown by a sub-route?  Here’s one approach:

Here’s a quick tip: the easiest way to find transaction leaks in Wildfly/JCA.

Today was not a good day.  In short, a nonprofit’s online donation form was hit 1,285 times in an attempt to validate stolen credit cards.  Unfortunately, 120 of those succeeded, meaning our Stripe account had over $600 in fraudulent donations.  I needed a quick way to fully refund those charges, but in bulk.  Through the Java […]

Getting right to the point, many (possibly even most) software/web developers will simply hand you the deliverable upon project completion and call it a day. The tools and processes used are often held back, forcing you to always go through them for updates or eventually argue with them to get what you need. Although the […]