I believe when you start getting to customize Kentico you will referring to Kentico API section in CMS(Old Kentico) and also Kentico API documentation online. Here I share with you some code snippet you can use for your kentico projects.

If you are developing or build eCommerse website, you need to integrate with payment gateway in order to allow customer make a payment to merchant. Either pay via credit card, internet banking, boost etc and the big question is What is the best payment gateway in Malaysia that you can choose.?

You should asked your self before decide to choose which hosting(Windows or Linux). What are the software running in the server/hosting. 
This question will help you to choose better.