How to build OpenCV 4.1.1 on Raspberry Pi Model B when it gets stuck at 100% [Python2&3,C++] Support

After receiving feedback from the audience, people were facing issue while following pyimageseach blog for installation of opencv 4.1.1 on raspberryPI.

So here how you can compile after getting stuck at 100% compilation process.

Thanks to Adrian Rosebrock for writing the amazing blog.