Shawn questions

• What is the default size that each Hadoop mapper will read?
• Should a const static variable be initialized in a c++ header file?
• does protobuf need a network packet header?
• How to convert 'unsigned long' to string in java
• How to trace "tcmalloc : large alloc .... "
• How to get pid from pthread
• What does BOOST_SERIALIZATION_NVP do when serializing object?
• Really logging the POST request body (instead of "-") with nginx

Shawn answers