This is my attempt to note down things I found useful and were not already out there at the time of writing. They are not limited to any topic. Hopefully they will benefit someone.

Recent posts

Primefaces command button not invoking/calling action from within a datatable

Mac OS X El Captain Apache home

Cheatsheet Background Generator

Moving

Migrate from Wordpress to Jekyll Bootstrap

How to open ADOC (*.adoc) file?

ADOC format represents file format called Ascii Doc.

Caused by: java.sql.SQLException: Invalid column type: getBLOB not implemented for class oracle.jdbc.driver.T4CClobAccessor

Ever seen this. This usually happens when the db column in question is not a BLOB.

java.lang.IllegalStateException: No active session context when using Seam components from within an MDB

[java] java.lang.IllegalStateException: No active session context at org.jboss.seam.security.Identity.instance(Identity.java:157) [/java]

Exception starting filter Seam Filter java.lang.ClassCastException: org.jboss.seam.servlet.SeamFilter cannot be cast to javax.servlet.Filter

Exception starting filter Seam Filter java.lang.ClassCastException: org.jboss.seam.servlet.SeamFilter cannot be cast to javax.servlet.Filter

JDK (JBoss/Tomcat) SSL Issue - "the trustAnchors parameters must be non-empty"

If you see this error in your logs, it just means that your JDK has not been able to locate the trustStore.

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