Category: Python
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All 50 “Practice Makes Python” screencasts are complete!
I’m delighted to announce that I’ve completed a screencast for every single one of the 50 exercises in my ebook, “Practice Makes Python.” This is more than 300 minutes (5
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Free Webinar: Pandas and Matplotlib
It’s time for another free hour-long Webinar! This time, I’ll be talking about the increasingly popular tools for data science in Python, namely Pandas and Matplotlib. How can you read
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Reminder: Free Webinar on data science in Python
There’s still time to register for my free, one-hour Webinar on data science in Python, which will be tomorrow (Tuesday). There’s clearly too much material for me to give just
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Free Webinar: Data science with Python on December 8th
It’s time for me to do another free one-hour Webinar, this time about data science with Python. It’ll be on December 8th, at 9 p.m. GMT. Data science is all
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Python’s objects and classes — a visual guide
Python developers love to say that “everything is an object.” And indeed, when I teach Python classes, I say this several times, and many people nod in agreement, assuming that
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Registration is open for my October Webinars (about regexps and technical training)
September has been busy with work and holidays, but I’m gearing up for an exciting and busy October. Among other things, I’m giving two (free) Webinars in that month, and
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Understanding nested list comprehensions in Python
In my last blog post, I discussed list comprehensions, and how to think about them. Several people suggested (via e-mail, and in comments on the blog) that I should write
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Want to understand Python’s comprehensions? Think in Excel or SQL.
Comprehensions are among the most useful constructs in Python. They merge the old, trusty “map” and “filter” functions into a single piece of compact, elegant syntax, allowing us to expression
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Why you should almost never use “is” in Python
It’s really tempting, when you first start to use Python, to use “is” rather than “==”. It’s a bit more readable, and it feels like it should just work, especially
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Free Webinar on June 23rd: Introduction to Regular Expressions
If you’re a programmer, then you have likely heard about regular expressions (“regexps”) before. However, it’s also likely that you have tried to learn them, and have found them to