How to deal with "java.lang.OutOfMemoryError: PermGen space" error | Stack Overflow

How to deal with "java.lang.OutOfMemoryError: PermGen space" error - Stack Overflow

Recently I ran into this error in my web application:

java.lang.OutOfMemoryError: PermGen space

It's a typical Hibernate/JPA + IceFaces/JSF application running on Tomcat 6 and JDK 1.6.
Apparently this can occur after redeploying an application a few times.

Tweaking The Grails Datasource To Cope With MySQL’s Foibles – Transentia

Tweaking The Grails Datasource To Cope With MySQL’s Foibles – Transentia

The application I am maintaining is falling prey to MySQL’s infamous “kill connections after 8 hours of inactivity” feature.
The users arrive each morning to find that their application is unworkable, ‘cos all the connections have “gone away.”
This IS a feature and not a bug, and it does make sense (the server has to manage its resources appropriately [for it] and 8 hours is as good a timeout as 1 or 1000)…but it is darned inconvenient, nonetheless.

how to install MySQL on ubuntu 10.10

how to install MySQL on ubuntu 10.10

On Ubuntu 10.10(Maverick Meerkat) MySQL(server/client) Database Management System is recommended because it’s free,open source,fast and easy to install.MySQL is one of the most widely used DBMS specifically for web development.PHP+MySQL is a De Facto standard for creating dynamic websites.The most widely preferred cms(Content Management System) i.e wordpress(This blog is also running on wordpress) also uses PHP+MySQL to generate dynamic pages.

Deploy Grails Apps in 3 simple steps on Tomcat and MySQL « Maikel Alderhout's Blog

Deploy Grails Apps in 3 simple steps on Tomcat and MySQL « Maikel Alderhout's Blog

For a Grails project we use Tomcat for our demo environment on Windows. Our Grails App is using MySQL as datasource. Here are 3 simple steps to get your Grails Apps deployed.

Deploy Grails Apps in 3 simple steps to Amazon Beanstalk « Maikel Alderhout's Blog

Deploy Grails Apps in 3 simple steps to Amazon Beanstalk « Maikel Alderhout's Blog

We can easy deploy the Grails WAR file to Amazon Beanstalk in 3 simple steps:

• We have to create an Amazon Web Services Account (this part is not described is this post)
• We have to make a MySQL database. We use Amazon RDS
• We have to make the Amazon Elastic Beanstalk and deploy the WAR

Andrew Taylor » Blog Archive » Getting Started with Grails and MySQL - Code n' stuff

Andrew Taylor » Blog Archive » Getting Started with Grails and MySQL - Code n' stuff

Out of the box, grails is set up with a HSQLDB database ready to go. While HSQLDB is great for early development, eventually most projects have to migrate to a real database system. If you’re using a hosting service for your app, such as CloudFoundry, it will probably end up being MySQL.

Here’s my checklist of things to do to convert a project from the default HSQLDB settings to MySQL.

Idiot's guide to Tomcat 6 & Grails with JNDI DataSource | Refactor

Idiot's guide to Tomcat 6 & Grails with JNDI DataSource | Refactor

Ok, I found information on how to do this a little bit scattered and some gotchas, so this blog post is just a quick idiot's guide on how to setup Grails with a JNDI DataSource on Tomcat 6 with Mysql.