Deploying to Apache Tomcat often requires making changes to default configuration. These changes are often environment specific. Also, when upgrading a Tomcat to new version you need to be sure that all your custom changes have not been lost and were applied to new configuration. To deal with all that stuff Tomcat via separation of the configuration. This post contains step-by-step instruction will help you to establish custom tomcat configuration.
Setting entropy pool for Java server on linux is fair simple. Just add a system property to specify a device to read from.
I’ve recently switched logback configuration of our application from XML to Groovy.
Configuration file is not about 5 times smaller and can be displayed on one screen!
Groovy helped to remove duplicating parts of configurations by using for loop.
The moving was easy thanks to online conversion tool. And don’t forget to add a groovy-all runtime dependency to your project config.
For every new project, one of the first questions to answer when planning release system is “How to define a product versions?”. Now I know the default answer for this question: “Just look at the Semantic Versioning Specification!.
It looks very natural: X.Y.Z where X is major version, Y is minor version and Z is the patch (hotfix) version of the product. X,Y,Z are non-negative numbers. See full specification for details, it is not big, just 12 points.
This book may help to make a product releasing and delivery to be more frequent and less painful.