aXqd questions

• What's the difference between 'err@(Left _)' and 'Left err'
• How to make lists automatically instantiate on use in Python as they do in Perl?
• Transaction with Cassandra data model
• Join two IO actions using the same input in Haskell
• Prefix form of unary operator in Haskell
• Functional Dependency in Haskell
• How does Haskell deal with documentation?

aXqd answers