Dejwi questions

• java and C++11 volatile
• generic observer pattern
• QtCreator subdirs project
• Set gdb breakpoint when something is printed on std::cerr
• How to write not "in situ" method with additional template parameters
• C redirect standard output to several places
• Bash while loop with read and IFS
• boost::gregorian::date from std::string
• pragma pack an stl containers
• C++11 number of days since date

Dejwi answers