Can you just give me an example? I am not sure link above...

j currently I am using ffpojo to read flat file data and try to convert it to json. https://github.com/ffpojo/ffpojo

j i have update my question.

j Can you help me with this question?

It's useful <3

Yes. It should use socket to connect to server over tcp

Should I use MongoDB if my project is Online Booking System?

Appriciated for your explaination

I found this explaination, but still not understand well~ https://stackoverflow.com/questions/5406935/reading-a-string-with-scanf

It's still working when data type of scanf is char.