Your small help is my dream

I am a simple student & i have my small family. My family is very poor. Some days ago my father is dead. So, our family uncertainly future. We are 3 brothers & 1 sister. I am big son of my father. I am 18 years old. I want to study. And my dream is Technology . But my family and others person pressure me i want to job.
But i want to study and my dream is Technology. So i want some help for buy just one computer for research technology.
I am learn computer course. But i have no computer for practice. I want to online job. It's my dream.
My family position is not perfect for give me buy one computer. our https://www.paypal.me/trb360, our village, is less than technology. so i need a just one computer for my dreams.
We are less than of economy. So we are Swapped happy.