I am Developing the software at the need of client and probably working in new technology to improve my self according to client. at the stating of 2014 i am just a newbie in this field but now i had developed 13 erp offline software and 2 erp online software for my clients in which 9 are in market and people are working on it and now i am trying to do make a software which can work in both with internet as well as without internet and at end of 2017 i will do it. thanks to stackoverflow and google for a support.