BSModalPickerViewA custom UIPickerView and UIDatePicker with a simple list of options, along with a toolbar for Done/Cancel and a faded backdrop view.License: MITObjective CLOG_EXPRLOGEXPR(x) is a macro that prints out x, no matter what type x is, without having to worry about format-strings. It works on Mac OS X and iOS. LOGEXPR(x) is the work of Vincent Gable.License: MITObjective C