Roam questions

• A single servlet for all server request types vs multiple servlets -- one for each request type
• TCP -- acknowledgement
• hashCode() value changes between executions
• targetNamespace and xmlns
• Memory complexity of Quicksort
• Why is value of a value class as its hashCode "not a good idea"?
• What state is a sleeping thread in?
• Java 8 -- interfaces with default methods vs abstract classes
• Arrays.sort() -- two different strategies for primitive & complex data types to be sorted
• Immutablity in Java

Roam answers