1
vote
2answers
378 views

Is Eigen provided with XCode?

I found out that I have some Eigen file in /usr/include/eigen3/... Is Eigen provided by deafult with XCode 4.3 or were them installed by me with a package manager like macport or homebrew? I'm ...
30
votes
4answers
29k views

How do I install GCC via Homebrew?

I am using Homebrew exclusively (i.e. I don’t, and won’t, use MacPorts or Fink). I also want to keep manual installations to a bare minimum.1 … But how can I install GCC? First of all, I’ve of ...
1
vote
1answer
255 views

Is it possible to install both Xcode 3 and 4 side-by-side, alternate use either one or the other

I've got a handle on how to install Xcode 3 and 4 on the same machine (running OS X < 10.7), so I'm looking more how to manage this environment. Rather: is it possible to enter some shell command ...