Paul M questions

• Mysql Database design - Storing single and multi lat longs
• Way to store dates with missing days/months in mysql (php)
• Simple OpenRefine IF to create a new column
• Can a many-to-many join table have more than two columns?
• PHP showing output of foreach to screen, for each item
• Set CSS class on second level UL with Zend framework and bootstrap
• Copy a whole directory with phing
• Vagrant up causes guest additions to reinstall each time, why?
• What is a callback function and how do I use it with OOP
• SVN - Not a working copy error

Paul M answers