If you're on Windows, the MSDN Library DVDs that come with Visual Studio are a great resource. They have accurate and comprehensive documentation on the syntax and standard libraries.
I've worked with some people who used Google as a C++ reference, but they'd often write code with subtle problems because some random blog or reference isn't a good way to build a solid understanding. I'd suggest going straight to the source: the standard (it's not that complicated), your compiler's documentation, and Guru of the Week: http://www.gotw.ca/gotw/
I've worked with some people who used Google as a C++ reference, but they'd often write code with subtle problems because some random blog or reference isn't a good way to build a solid understanding. I'd suggest going straight to the source: the standard (it's not that complicated), your compiler's documentation, and Guru of the Week: http://www.gotw.ca/gotw/