gistfile1.txt

Make a POST Request (TLDR: Use -X POST argument)
Add POST Data to a Request (TLDR: Use -d var=val argument)
Construct a Query String (TLDR: Use -G argument)
Add HTTP Headers (TLDR: Use -H 'Header: Value' argument)
Change the User Agent (TLDR: Use -A 'User Agent' argument)
Set Cookies (TLDR: Use -b name=value argument)
Add a Referrer (TLDR: Use -e URL argument)
Follow a 3XX Redirect (TLDR: Use -L argument)
Use the Basic HTTP Authentication (TLDR: Use -u user:pass argument)
Print the Response Headers (TLDR: Use -i argument)
Use a Proxy (TLDR: Use -x protocol://host:port argument)
Ignore the SSL Certificate (TLDR: Use -k argument)
Make Curl Silent (TLDR: Use -s argument)
Save the Response to a File (TLDR: Use -o file argument)
Make Curl Slow (TLDR: Use --limit-rate 8k (8KB/sec) argument)
Debug Curl Requests (TLDR: Use -v or --trace arguments)
Make a GET Request (TLDR: No arguments required, it's the default)
https://catonmat.net/cookbooks/curl