Java

Cassandra Upsert Everything

Cassandra inserts and updates should always be modeled as upserts when possible. Using the query builder in the Java native driver there isn’t a direct upser...

SAML Matching Endpoints with Tomcat

Getting, SAML message intended destination endpoint did not match recipient endpoint, errors mean the server itself dosen’t match the urls being given in the...

Grails Redirect Leaving %2F in URL

I am using a simple redirect after a user logs in so they can get to the page they were heading too the URLs were ending up with %2F in the url which caused ...

Java and JavaScript Datetime Fun

So dealing with Datetime between client and server side can always be fun due to timezones but adding a number of browsers makes it all the more complicated....

Connector/J 5.1.6 vs Connector/J 5.1.7

While deploying a Java based auto import system I ran into a very odd problem. The code was developed and tested just fine with Connector/J 5.1.6 then while ...

Quick GWT Note

While working on a small GWT project with two other developers I ran into an odd runtime exception “com.google.gwt.user.client.rpc.IncompatibleRemoteServiceE...

java.lang.IncompatibleClassChangeError

So I encountered this odd error while working with the Crystal Reports XI Java Report Viewer. It showed up as “java.lang.IncompatibleClassChangeError: Implem...