For those with slow or unreliable connections, you may want to take a look at this Reddit thread: https://www.reddit.com/r/osx/comments/3nc6ol/could_any_one_ex

For those with slow or unreliable connections, you may want to take a look at this Reddit thread: https://www.reddit.com/r/osx/comments/3nc6ol/could_any_one_explain_this_why_xcode_download/ https://www.reddit.com/r/osx/comments/3nc6ol/could_any_one_e... It Explains how to use wget to download Xcode...which will allow you to stop and resume the download if needed.