# Update resource with PUT request
curl -X PUT https://api.example.com/resource/123 \
    -H 'Content-Type: application/json' \
    -d '{"key": "updated_value"}'

# Retrieve data with GET request
curl https://api.example.com/data

# Send data with POST request to a form endpoint
curl -X POST https://api.example.com/form-endpoint \
    -d 'param1=value1&param2=value2'

# Delete resource with DELETE request and Authorization header
curl -X DELETE https://api.example.com/resource/456 \
    -H 'Authorization: Bearer your_access_token'

# Upload a file with POST request to an upload endpoint
curl -X POST https://api.example.com/upload-endpoint \
    -H 'Content-Type: multipart/form-data' \
    -F 'file=@/path/to/your/file.txt'

# Send JSON data with POST request to a secured endpoint with headers and authorization
curl -X POST https://api.example.com/post-endpoint \
    -H 'Content-Type: application/json' \
    -H 'Authorization: Bearer your_access_token' \
    -d '{"username": "john_doe", "password": "secretpassword"}'

# Send JSON data with POST request to an endpoint with cookies
curl -X POST https://example.com/api/endpoint \
    -H 'Content-Type: application/json' \
    -H 'Cookie: sessionid=your_session_id' \
    -d '{"key1": "value1", "key2": "value2"}'