- http://toddish.co.uk/blog/ajax-file-upload-in-codeigniter-mvc/
- http://www.fadlur.com/blog/upload-file-menggunakan-codeigniter-dan-ajax/
- http://stackoverflow.com/questions/11657678/how-to-upload-image-via-curl-to-codeigniter-rest-api
- http://stackoverflow.com/questions/13945947/codeigniter-rest-upload-multiple-images
- https://github.com/chriskacerguis/codeigniter-restserver/issues/324
- http://stackoverflow.com/questions/4083702/posting-a-file-and-associated-data-to-a-restful-webservice-preferably-as-json
- http://stackoverflow.com/questions/25443350/file-upload-using-ajax-and-rest-web-service
- http://stackoverflow.com/questions/17265796/file-upload-over-rest-api-getting-headers-in-the-stream
- http://stackoverflow.com/questions/27440171/how-to-send-a-post-request-to-the-restserver-api-in-php-codeigniter
- http://stackoverflow.com/questions/17572429/codeigniter-and-ajax-form-submit
- http://stackoverflow.com/questions/17490174/this-post-codeigniter-dont-work-with-rest-api
- http://stackoverflow.com/questions/24682347/codeigniter-passing-post-data-from-restclient-to-restserver-api
- http://ryansechrest.com/2012/07/send-and-receive-binary-files-using-php-and-curl/
- https://philsturgeon.uk/api/2016/01/04/http-rest-api-file-uploads/
- http://stackoverflow.com/questions/28527714/how-to-upload-a-picture-from-rest-client-in-codeigniter-and-save-file-name-to-da
- http://stackoverflow.com/questions/11657678/how-to-upload-image-via-curl-to-codeigniter-rest-api
- http://stackoverflow.com/questions/7077666/codeigniter-and-restserver-how-to-upload-images/18774050#18774050
- http://stackoverflow.com/questions/27270179/how-can-i-upload-image-with-ajax-in-codeigniter
- http://developer-paradize.blogspot.co.id/2015/11/how-to-send-file-via-post-with-curl-and.html