Kernel Planet
A feed that combines the blogs of some kernel developers.
LWN: Linux Weekly News
One of the best sites out there for Linux news. LWN has a lot of original content.
Joel on Software
An entrepreneur talks about the business of software.
Dinkumware C++ Standard Template Library Reference
Disc Golf Course Review
Check here to find Disc Golf courses near you.
The Professional Disc Golf Association
Another great disc golf resource.