Razgulyaev Sergey

"Margin of Safety" by Seth A. Klarman. It's a great book for those who start investing and want to know more about value investing. It's written extremely consistent and logical. I definitely recommend it.

Hello Product Hunt community! My name is Sergey. I use Forest app for iPhone all the time and one day I started to wonder if there was a version of it for OS X. As you can guess the answer was no. That's why I decided to create it myself. The way it works is that you open and select applications that you are going to use during work. Then you select character that you want to appear on your...

Hi, guys. Ease Up is an application that designed to help you manage stress and anger. Every time you get angry it reminds how important to stay calm.