i m new to sharepoint and confuse, where coding take place in sharepoint application as other normar asp.net application

i m new to sharepoint and bit confuse,

i don't understand where coding take place in sharepoint as other asp.net application.

how it work if i have to 开发者_Python百科create a page for adding record to database.

It's all about SharePoint features.

You may be interested in WSPBuilder so you don't have to write those XML manifest and feature files.