How does Facebook know that you doubted to buy something on another website? They use tracking pixels! A small image that is added to other websites & track your activity and interests. Let's Simply Explain how they work. Tracking pixels are small 1×1 images that are practically invisible, and yet, they can transfer your personal data to advertisement networks like the ones from Facebook, Google and Amazon. 🙌Become a Simply Explained member: https://www.youtube.com/channel/UCnxrdFPXJMeHru_b4Q_vTPQ/join 📚Sources
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Code written in a programming language is the most flexible way to accomplish your data science work. However, every line of code we write is technical debt. In this talk, we will go through the different kinds of tests that you might want to write when doing data science, and how you can incorporate testing into your workflow to write robust code that builds your confidence. EVENT:
PyData Ann Arbor 2019 SPEAKER:
Eric Ma PUBLICATION PERMISSIONS:
PyData provided Coding Tech with the permission to republish PyData talks CREDITS:
PyData YouTube channel: https://www.youtube.com/channel/UCOjD18EJYcsBog4IozkF_7w https://www.youtube.com/watch?v=fmVbtHMHEZc

n this episode, Jake and Surma discuss the array function reduce(). Is it good to use it? Is it too “smart”? Does it increase or decrease readability? PUBLICATION PERMISSIONS:
Original video was published with the Creative Commons Attribution license (reuse allowed) ATTRIBUTION CREDITS:
Original video source: https://www.youtube.com/watch?v=qaGjS7-qWzg https://www.youtube.com/watch?v=TnZ7jMFCa4Y