# curl
# Command-line tool for transferring data with URL syntax

# Process a single GET request, and show its output on stdout.
curl http://path.to.the/file

# Download a file and specify a new filename.
curl http://example.com/file.zip -o new_file.zip

# Download multiple files.
curl -O URLOfFirstFile -O URLOfSecondFile

# Download all sequentially-numbered files (1-24).
curl http://example.com/pic[1-24].jpg

# Download a file and follow redirects.
curl -L http://example.com/file

# Download a file and pass HTTP Authentication.
curl -u username:password URL

# Download a file with a Proxy.
curl -x proxysever.server.com:PORT http://addressiwantto.access

# Download a file from FTP.
curl -u username:password -O ftp://example.com/pub/file.zip

# Get an FTP directory listing.
curl ftp://username:password@example.com

# Resume a previously failed download.
curl -C - -o partial_file.zip http://example.com/file.zip

# Fetch only the HTTP headers from a response.
curl -I http://example.com

# Fetch your external IP and network info as JSON.
curl http://ifconfig.me/all/json

# Limit the rate of a download.
curl --limit-rate 1000B -O http://path.to.the/file

# POST to a form.
curl -F "name=user" -F "password=test" http://example.com

# POST JSON Data.
curl -H "Content-Type: application/json" -X POST -d '{"user":"bob","pass":"123"}' http://example.com

# POST data from the standard in / share data on sprunge.us.
curl -F 'sprunge=<-' sprunge.us