Resources - Freenode ##C++ Wiki

Books (dead tree variety)

Your primary guide to learning C++ should be a good book.

The Association of C and C++ Users (ACCU) keeps a comprehensive list of beginner's C++ book reviews and advanced C++ book reviews.

Book recommendations mainly from http://rudbek.com/books.html

Accelerated C++	Andrew Koenig and Barbara Moo - Good for beginners and experienced programmers who have not used C++ for a long time
C++ Primer 4th edition	Lippman, Lajoie, Moo - An alternative to AC++, teaches good C++. Apparently the 4th edition has been reworked
The C++ Standard Library	Nicolai Josuttis - Good reference
Effective C++	Scott Meyers
More Effective C++	Scott Meyers
Effective STL	Scott Meyers
Exceptional C++	Herb Sutter
More Exceptional C++	Herb Sutter
The C++ Programming Language 3rd edition	Bjarne Stroustrup - The C++ bible by the person who started C++
Modern C++ Design	Andrei Alexandrescu
C++ Templates: The Complete Guide	Vandevoorde and Josuttis
Standard C++ IOStreams and Locales	Langer and Kreft

Online Material

Online Books

Industrial Strength C++	Free Book by Mats Henricson, Erik Nyquist, and Ellemtel Utvecklings AB.
The C++ Annotations	Pretty good docs, including language basics, STL, and iostream.
Thinking in C++	Free downloadable book by Bruce Eckel.
C++ In Action	Free browsable book by Bartosz Milewski.
An Introduction to GCC	Free browsable book about GCC by Brian Gough.

Standard C++ Library References

Note that hp.com and sgi.com describe the outdated STL. That means they have classes that are not part of the Standard Library, and the Standard Library contains many more additions that are not documented there.

Apache's Standard C++ Library	Apache standard C++ library documentation based on Roguewave.
Dinkumware C++ Library Reference Manual	Standard C++ Library reference.
GCC Documentation	HTML and man-pages.
RogueWave Software C++ Library Reference Manual	Standard C++ library reference.
SGI's STL reference	STL reference only (not a complete C++ library reference). Has other SGI resources too.
MSDN	Standard C++ Library Reference
The C++ Standard	Buy it at ansi.org... USD $30 for the PDF.
STL manpages at hp.com	A bit outdated at some parts, but very handy.
draft of the C++ standard	The only legal free (public-comment) version of C++ standard (1997)
Downloadable working draft of the C++ standard	Indexed by year, legal free downloadable draft versions of the C++ standard (look for 'Working Draft').

FAQs

C++ FAQ Lite	The C++ FAQ lite.
Stroustrup's FAQ	Stroutrup's general FAQ
Stroustrup's 2nd FAQ	Stroustrup's C++ style and technique FAQ.
comp.std.c++ FAQ	comp.std.c++ FAQ
Comeau FAQ	Comeau C and C++ FAQ
C++ FAQ Lite templates	FAQ on templates.
Template FAQ	Another FAQ on templates.
C FAQ	This FAQ has more lower level details than the C++ one.
How To Ask Questions The Smart Way	No answer to "why doesn't this work?" because you didn't read this.

Articles

Guru of the Week	A series of articles examining various intriguing C++ programming problems
Here be Dragons	Various C++ pitfalls of exception safety.
Function-Pointer.org	All about C and C++ function pointers.
C++ Casting	Why C++ casts are preferred over C style casts
C++ source code and tutorials	for beginner programmers and students.

Miscellaneous C++ Resources

Hyperlinked C++ BNF Grammar	The syntax nightmare that is C++ - handy for parser development
JTC1/SC22/WG21	The international standardization working group for the C++ programming language.

Miscellaneous non-C++ Resources

Dictionary of Algorithms and Data Structures	Learn these.
Beej's Network Programming Tutorial	Defacto tutorial for C socket programming