Is there a nice resource where I can learn to build a working cnn from scratch?

Question

cnn are the way too powerful than usual neural networks.. based on application like images but didn't found any awesome resource for a beginner like me.. so can anyone help me out?

Answer 1

Top hit on Google:
https://cs.stanford.edu/people/karpathy/convnetjs/

Answer 2

karpathy's articles are very good to develop intuition and describing all that can go wrong rather than selling plug and play blackboxes.
I would add his intro as I, at least, got a very practical feel coding these examples in cpp
http://karpathy.github.io/neuralnets/

Answer 3

wooooow thank you sooo much bell and Tibor Santa for the great help... i ll read the articles and will try to build one of my own... its a great help.. 🎊🎉🎊🎊🎉🍫 and yea.. i also Don't like black boxes to play with.. as they don't teach anything.. just implementation... that's why searching for resources to learn mechanism behind them.. thanks a lot 🤗🎉🎊🎉