WGET is a simple tool that is usually on a lot of shell boxes. I think it might be installed by default on Linux. Sometimes you have to get it installed by your admin.
At any rate, it’s useful for downloading a resource from a simple web service like so:
You can even attach parameters to it
Just be sure that if you attach two or more parameters, you enclose the command in quotes; otherwise the shell thinks the command ends at the ampersand and your request won’t go through correctly.