sudo apt-get install npm nodejs

$ wget https://ghost.org/zip/ghost-0.4.2.zip
$ unzip ../ghost-0.4.2.zip -d ghost
$ cd ghost
$ npm install --production
...
$ npm start
​
> ghost@0.4.2 start /home/simon/downloads/ghost
> node index
​
Ghost is running in development...
Listening on 127.0.0.1:2368
Url configured as: http://my-ghost-blog.com
Ctrl+C to shut down

/usr/bin/env: node: No such file or directory
npm WARN This failure might be due to the use of legacy binary "node"
npm WARN For further explanations, please read
/usr/share/doc/nodejs/README.Debian                                                                              
​
npm ERR! sqlite3@2.2.0 install: `node-pre-gyp install --fallback-to-build`
npm ERR! `sh "-c" "node-pre-gyp install --fallback-to-build"` failed with 127
npm ERR!
npm ERR! Failed at the sqlite3@2.2.0 install script.
npm ERR! This is most likely a problem with the sqlite3 package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     node-pre-gyp install --fallback-to-build
npm ERR! You can get their info via:
npm ERR!     npm owner ls sqlite3
npm ERR! There is likely additional logging output above.
​
npm ERR! System Linux 3.11.0-13-generic
npm ERR! command "/usr/bin/nodejs" "/usr/bin/npm" "install" "--production"
npm ERR! cwd /home/simon/downloads/ghost
npm ERR! node -v v0.10.15
npm ERR! npm -v 1.2.18
npm ERR! code ELIFECYCLE
npm ERR!
npm ERR! Additional logging details can be found in:
npm ERR!     /home/simon/downloads/ghost/npm-debug.log
npm ERR! not ok code 0

node

npm install --production

sudo update-alternatives --install /usr/bin/node node /usr/bin/nodejs 10

http://127.0.0.1:2368/ghost/