How can I fetch and extract a tgz file in a single command?

Question

I often need to fetch tgz files, decompress them, and then delete the tgz. How can I do all three steps with one simple command?

Answer 1

wget http://site/path/file.tgz -O - | tar -zxvf -

Answer 2

You can can use:

curl <url> | tar xz

Or put in your bashrc:

function ctxz {
   curl $1 | tar xz
}

and just use:

ctxz <url>