I\'m using Eclipse Helios on Ubuntu 10.04, and I\'m trying to install CDT plugin on it. I download it from here here.
And then I go to Install New Software<
Go to the Run->Run Configuration-> now
Under C/C++ Application you will see the name of your executable + Debug (if not, click over C/C++ Application a couple of times). Select the name (in this case projectTitle+Debug).
Under this in main Tab -> C/C++ application -> Search your project -> in binaries select your binary titled by your project....