Blob means Binary Large Object.Blobs are typically images, audio or other multimedia objects, though sometimes binary executable code is stored as a blob.In this article we know how to pass a blob file through ajax.
Keep it mind to keep contentType,processData keep false.
processData: false,
contentType: false,
Working in web application area within 5 years.Developed different types of complicated and critical web application.
Mostly work on php and its framework.Expert on laravel,cakephp,codeigniter and if there is tiny or api base project then i use micro framework slim.I am a fan and lover of laravel.Expert on wordpress also.
For database work on mysql with differents types orm like active record,eloquent,propel.
Expert on blade and twig template engine.
Use javascript,jqurey,angular js for better user experience and bootstrap for responsive UI.
Git use for version control.
My developing environment is linux and LAMP or nignx