C/C++ Users Journal - Practical technical information, with an extensive code archive, for advanced C/C++ programmers. A monthly hardcopy magazine since 1983. - http://www.ddj.com/dept/cpp/cuj.jhtml
Overload - A bi-monthly magazine published by the Association of C & C++ Users (ACCU). It contains a high standard of articles written by the members of ACCU about all aspects of software development. - http://www.accu.org/index.php/overloadonline
The C++ Source - A peer-reviewed, online journal for the C++ community. Its advisory board consists of some of the best-known names in the C++ industry, including the language's designer, Bjarne Stroustrup. - http://www.artima.com/cppsource/
DevX: C++ Zone - Online information service for C++ and development related topics on Microsoft Windows platforms. - http://www.devx.com/cplus/
ACM Crossroads Objective Viewpoint - The student magazine of the Association for Computing Machinery with a column called Objective Viewpoint which focuses on C++ and on Java. - http://www.acm.org/crossroads/doc/indices/objective-viewpoint.html