REST is everywhere in blog chatter, while many GWT teams still ship apps with classic RPC. If you are building a snappy front end on top of Java today, this choice shapes your server code and your day to day debugging. GWT RPC feels like home for a Java shop….
Migrating from JBoss to Lighter Stacks
Migrating from JBoss to lighter stacks for real teams with real deadlines. A practitioner view with lessons that travel well. We shipped not when we added more servers, but when we removed the ones we did not need. Why teams move on from JBoss JBoss gave many of us our…
Performance Pitfalls in Collections: Big-O Meets Reality
Performance Pitfalls in Collections: Big-O Meets Reality. Java Collections from a practitioner point of view with timeless lessons. If you have ever picked a structure because the chart said O of one or O of log n, this is for you. Context Sun is on its way into Oracle, Java…
Homelab Virtualization: Learning on Old Hardware
Start where you are. Use what you have. Learn with intent. Homelab virtualization on old hardware is not just a budget move. It is a training ground. If you want to learn VMware ESXi, Hyper V, or XenServer without emptying your wallet, the gear from a few years back can…
From Servlets to REST: Evolving Endpoints
\n From Servlets to REST: Evolving Endpoints. Servlets from a practitioner’s perspective with timeless lessons. \n\n\n\n Context \n\n\n\n Web teams keep asking the same question in standups and hallway chats. Should we keep pushing everything through Servlets or lean into REST style endpoints with cleaner URLs and plain HTTP? With…
Maven for Repeatable Builds
You can ship fast or you can ship twice. The teams that ship once usually have repeatable builds.If your jar changes from laptop to laptop, you are not unlucky, you just need Maven to keep your house in order. Maven is not a silver bullet, but for repeatable builds it…
Styling JavaFX: A Practical Look at CSS on the JVM
“Good design is as little design as possible. The same goes for code style. Put style where style belongs.” Why JavaFX CSS on the JVM matters right now Java folks have wanted painless styling for years. Swing gets the job done but dressing it up often means more code than…
Migrating Physical to Virtual: A Checklist
Migrating Physical to Virtual: A Checklist Context for today. VMware just pushed out vSphere and made thin disks and VMXNET3 feel normal. Microsoft is lining up Hyper V with live migration in the next wave. Citrix turned XenServer free. Your racks are still full of 2U boxes, support contracts are…
From Joda-Time to java.time: Finally Growing Up
Dates in Java have been a long weekend of migraines. We have all wrestled with Calendar, SimpleDateFormat, and time zones until the logs looked like static.There is a way out, and it starts with Joda Time and a maturing effort that the platform calls JSR 310, the future home of…
JCreator and Lightweight Workflows
JCreator and lightweight workflows Java is everywhere and this week got even louder with Oracle saying it will buy Sun. In the middle of that noise we still have to ship code. A lot of us bounce between Eclipse and NetBeans, then watch the fan spin while the project indexes….