Things I wish I'd Known Earlier

But learned the hard way!

Stupid Linux tricks

Written by Tim on July 23, 2008

A compendium of things I’ve found valuable when using Linux and other related open-source software

Posted In Stupid Linux Tricks
Tagged linux

ORM and Imprecise Data Types

Written by Tim on July 23, 2008

JPA is great in a lot of ways. But there’s one problem a lot of people have with JPA and ORM in general – imprecise keys. Technically, this is as much a JDBC problem as an ORM problem. It just seems to cause more problems in ORM. Perhaps because ORM ( more… )

Posted In Java Persistence Architecture (JPA) and related ORM
Tagged date/time | floating-point | hibernate | Imprecise data types | JPA | ORM

Detached objects and JSF

Written by Tim on July 23, 2008

JSF and JPA have proven to be more problematic than expected. The upside of the JSF framework is that the datamodel objects can be presented more or less right up to the page view layer without recourse to Data Transer Objects (DTOs). The downside, is that what’s presented isn’t always ( more… )

Posted In Java Persistence Architecture (JPA) and related ORM
Tagged attach | detach | JPA | JSF | ORM

OpenJPA, Tomcat6, Spring and Hibernate

Written by Tim on May 29, 2008

Getting all of the above to play together can be tricky. I knocked myself offline for nearly 2 days after the latest upgrade. Broken Tomcat/Eclipse The sysdeo Tomcat plugin no longer works when my testapp is installed – the log says the WebAppClassLoader (todo: check name) cannot be found. Something’s ( more… )

Posted In Uncategorized
Tagged Enterprise Java | hibernate | openjpa | spring | tomcat6

Hello world!

Written by Tim on May 29, 2008

And we’re off to the races.

Posted In Random maniacal ravings

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