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osx/curl.md

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+# curl
+
+- Transfers data from or to a server
+- Supports most protocols including HTTP, FTP, POP
+
+## Head request
+
+`curl --head http://localhost`
+
+## Send form-encoded data
+
+`curl --data name=bob http://localhost/form`
+
+## Send JSON data
+
+`curl -X POST -H "Content-Type: application/json" -d '{"name":"bob"}' http://localhost/login`
+
+## Specify an HTTP method
+
+`curl -X DELETE http://localhost/item/123`