Rob Harrop questions

Rob Harrop answers

• How to convert geopoint longitude +latitude to double?
• If key in hashtable is a class object, how does containsKey work?
• Why does Boolean.class.newInstance() throw exception?
• How to make an 2D ArrayList immutable?
• PubSub + Reliable message delivery to unreliably present subscribers
• In Erlang, how can I return an entire record from a list of records given an id value?
• Using exclusive + durable queues, for RabbitMQ
• TLS issue when sending to gmail through JavaMail
• Why I can not start my tomcat from command line?
• Tomcat-Maven 401 Error: Cannot invoke Tomcat manager