Sorted:

how to store an approximate number? (number is too small to be measured)-Collection of common programming errors

problem about ubercart-Collection of common programming errors

Casting nothing into value type : different behaviour depending of the number of indirection-Collection of common programming errors

API Implementation-Collection of common programming errors

push scene by tapping on image-Collection of common programming errors

Can't update user attributes – Rails and Devise-Collection of common programming errors

How to define optional parameters in Java Script-Collection of common programming errors

problem about option-Collection of common programming errors

How can I reuse JQuery dynamic tags?-Collection of common programming errors

problem about typechecking-Collection of common programming errors