roscpp overview:
Initialization and Shutdown
Basics
Advanced: Traits [ROS C Turtle]
Advanced: Custom Allocators [ROS C Turtle]
Advanced: Serialization and Adapting Types [ROS C Turtle]
Publishers and Subscribers
Services
Parameter Server
Timers (Periodic Callbacks)
NodeHandles
Callbacks and Spinning
Logging
Names and Node Information
Time
Exceptions
Compilation Options
Advanced: Internals
Not from roscpp itself:
tf/Overview (partially C++)
tf/Tutorials
C++ Style Guide