Blog
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The five-minute guide to setting up a Jupyter notebook server
Bottom line: To run a Jupyter notebook server your students can log into, install it with pip3 install -U jupyter on a cheap Linux VPS, run jupyter notebook –generate-config, then set open_browser = False and ip = ‘0.0.0.0’ in jupyter_notebook_config.py. Launch it with nohup jupyter notebook and browse to port 8888. Nearly every day, I…
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A short Python class puzzle
Here’s a short Python puzzle that I use in many of my on-site courses, which I have found to be useful and instructive: Given the following short snippet of Python, which letters will be printed, and in which order? print(“A”) class Person(object): print(“B”) def __init__(self, name): print(“C”) self.name = name …
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Data science + machine learning + Python course in Shanghai
Data science is changing our lives in dramatic ways, and just about every company out there wants to take advantage of the insights that we can gain from analyzing our data — and then making predictions based on that analysis. Python is a leading language (and some would say the leading language) for data scientists.…
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Announcing: Trainer Weekly, practical advice for technical trainers
Do you offer technical training? Or are you just interested in becoming a trainer? I’ve been doing technical training for several years now, and it has become the main thing that I do. I love it, and encourage everyone to look into it as a potential career (or part of a career). I’ve created an…
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Free download: Cheat sheet for Python data structures
[thrive_leads id=’1573′] Just about every day of every week, I teach Python. I teach not only in Israel, but also in Europe, China, and the US. While I do teach newcomers to programming, the overwhelming majority of my students are experienced developers in another language — most often C, C++, Java, or C#. For many…
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The (lack of a) case against Python 3
A few days ago, well-known author and developer Zed Shaw wrote a blog post, “The Case Against Python 3.” I have a huge amount of respect for Zed’s work, and his book (Learn Python the Hard Way) is one whose approach is similar to mine — so much so, that I often tell people who…
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Why you should read “Weapons of Math Destruction”
Review of “Weapons of Math Destruction: How big data increases inequality and threatens democracy,” by Cathy O’Neil Over the last few years, the study of statistics has taken on new meaning and importance with the emergence of “data science,” an imprecisely defined discipline that merges aspects of statistics with computer science. Google, Amazon, and Facebook…
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Fun with floats
I’m in Shanghai, and before I left to teach this morning, I decided to check the weather. I knew that it would be hot, but I wanted to double-check that it wasn’t going to rain — a rarity during Israeli summers, but not too unusual in Shanghai. I entered “shanghai weather” into DuckDuckGo, and got…
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Announcing: An online community for technical trainers
Over the last few years, my work has moved away from day-to-day software development, and more in the direction of technical training: Helping companies (and individuals) by teaching people how to solve problems in new ways. Nowadays, I spend most of my time teaching courses in Python (at a variety of levels), regular expressions, data…