Author Archives: liyao13

About liyao13

Yao Li is a web and iOS developer, blogger and he has a passion for technology and business. In his blogs, he shares code snippets, tutorials, resources and notes to help people develop their skills. Donate $5 to him for a coffee with PayPal at About Me page and read more professional and interesting technical blog articles. Follow him @Yaoli0615 at Twitter to get latest tech updates.

Startup Blogs

How to start a startup Startup Founders at Work The Best Simple Business Models Why I’m leaving silicon valley 未来世界的幸存者 Software and technology stack used by top companies Do things that don’t scale   Donate $5 to me for a … Continue reading

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Python Blogs

Google’s Python Class Dive into Python A Python Reading List Map, Filter, Reduce Python Tutorial: Shallow and Deep Copy Python Numpy Tutorial PEP 8 — Style Guide for Python Code Python Zen – FooFish Python之禅     Donate $5 to … Continue reading

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Kwik Learning

1. Manage first hour and last hour.   2. 10 things to do in the morning: 1) remember your dream (i.e. business, ML/AI, 3 commas) 2) make your bed 3) drink lots of water 4) brush teeth with opposite hand … Continue reading

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Favorite Chrome Extensions

Momentum: wallpaper, todo list, quotes SimilarWeb: similar websites Wappalyzer: website technology analysis Google Optimize: A/B testing AdBlock: block ads   Donate $5 to me for a coffee with PayPal and read more professional and interesting technical blog articles about web and … Continue reading

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Block Chain, Bitcoin, Ethereum Notes

Users use private key to manage address and transfer bitcoin need verify with all nodes. Anonymous vs Pseudonymous (BitCoin, public chain) Bitcoin miner income includes new added bitcoin and transaction fee, miners record transaction and gain bitcoins. Mining needs to … Continue reading

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Deep Learning Notes – Activation Function

Activation function Sigmoid: Vanishing gradient (but still used in RNN. gradient for multi-D and slope for 1-D) ReLU:sub differential (corner point could be derivative) Tanh: (range from negatives)   Train model and learn parameters to minimize loss   Loss function … Continue reading

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AI Serving

1. Serving End to end system (given input and provide output, accept request and give response) AI serving (using AI technique to provide response for request)   2. Traditional Web Application Whole page reload when direct to other pages   … Continue reading

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