dmlorenzetti

10 ms·

1.
by dmlorenzetti 1y ago
Regarding the idea to have some macros that expand to null when unwanted -- I have some "developer" macros that, in day-to-day use, do things like showing TODO items. The most useful one typesets the labels of equations, sections,
2.
by dmlorenzetti 1y ago
I don't know anything about literature. You know what you like -- which is enough, especially if you are reading for pleasure. In my experience, discussing a work, or reading about its context or meaning, often deepens my enjoyment o
3.
by dmlorenzetti 2y ago
It seems like it would be a lot easier to just have students call, e.g., `ta_fork()` rather than `fork()`, and then provide an implementing file to be linked with their program. Then `ta_fork()` allows the TA to trigger errors, either prob
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by dmlorenzetti 2y ago
This site compares a few text-based diagramming tools, including Mermaid: https://text-to-diagram.com
5.
Demystifying Apache Arrow (2020)(robinlinacre.com)
197 points by dmlorenzetti 4y ago|47 comments
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by dmlorenzetti 4y ago
being a janitor often pays really well When I was a kid, maybe 5th or 6th grade, my family was driving out in the country and came upon a burning farmer's field. We stopped to help, and my older brother and I were charged with keepin
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by dmlorenzetti 4y ago
Alex Jones reminds me of the Introduction to Kurt Vonnegut's "Mother Night" -- We are what we pretend to be, so we must be careful about what we pretend to be.
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by dmlorenzetti 4y ago
Worth noting that InformIT currently has a sale running. Through end of 31-May EDT, use code SUNSHINE to get 50% off when you buy two books or ebooks.
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by dmlorenzetti 4y ago
Similarly, they would use blanked keyword blocking. So sex education resources would frequently get blocked. I had a colleague whose surname, Sextro, was part of his email address. He occasionally had messages blocked by blanket filters l
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by dmlorenzetti 5y ago
You don't put science on your name if you're a real science Having flashbacks to when a close friend was getting an MS in Political Science, and spent the first semester in a class devoted to whether or not political science is
11.
Demystifying Apache Arrow(robinlinacre.com)
1 points by dmlorenzetti 5y ago|0 comments
12.
by dmlorenzetti 5y ago
Another example of selling the same space twice is cities moving from fixed parking meters, to meters that print out a parking receipt. With the meter stuck on a pole at the parking space, if I pay for an hour but leave after 20 minutes, th
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by dmlorenzetti 5y ago
This [0] helpful resource distinguishes between tutorials, reference material, how-to guides, and explanations. [0] https://documentation.divio.com
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by dmlorenzetti 5y ago
"Numerical Python" by Johansson was an exception for me.
15.
by dmlorenzetti 5y ago
It sounds like you're thinking about the mat-vec operation in terms of "Grab one row of the matrix, take the dot-product with the vector, and repeat for each row of the matrix." But it's also possible to think of it as &
16.
by dmlorenzetti 5y ago
> Now I just curate interesting videos and the kids have to watch it with me. I also curate content to watch with my daughter. It started long before she had access to a computer, because it made for a nice pocket of time to share fun m
17.
National Academies workshop on trustworthiness of AI(nationalacademies.org)
1 points by dmlorenzetti 6y ago|0 comments
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by dmlorenzetti 6y ago
For professional reasons, I have long been fond of the following fact about giraffes. Their heads are so high that their hearts have to produce higher blood pressures than any other animal [0]. When they lower their head, a set of valves
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by dmlorenzetti 6y ago
Pandoc is great at bridging the gap between science-oriented data control needs, and management-oriented reporting needs. I was on a modeling project that used scripts to generate hundreds of input parameters, embed them in models, run the
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by dmlorenzetti 6y ago
Not the OP, but for what it's worth, the overall flow of the book just didn't work for me. "Modern C" takes a staged approach, going through + Level 0 Encounter + Level 1 Acquaintance + Level 2 Cognition + Leve
21.
by dmlorenzetti 6y ago
Hard-coded file paths for input data. File paths hard-coded to use somebody's Google Drive so that it only runs if you know their password. Passwords hard-coded to get around the above problem. In-code selection statements like `if(
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by dmlorenzetti 6y ago
One thing I appreciate about John D. Cook's blog is that he doesn't feel the need to pad out what he wants to say. Here, he had a thought, and he expressed it in two paragraphs. I'm sure he could have riffed on the core idea
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by dmlorenzetti 6y ago
acknowledgement of all the undeniably great things about the App Store from the perspective of users and developers As a user, I shudder anytime I have to interact with the App Store. Even when it works flawlessly, there is nothing inter
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by dmlorenzetti 6y ago
Don't discount your volunteer work, especially if you have done it as a young adult (i.e., from personal conviction rather than due to home/school pressure). A lot of people will take that as a sign of emotional maturity, thought
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by dmlorenzetti 6y ago
\lambda x. 6 was also surprisingly difficult for him to guess... It simply hadn’t occurred to him that the machine might not care about the input. One Christmas when my whole family got together, I made a "stink detector" which
26.
by dmlorenzetti 7y ago
A lot of comments here concern reading to and with kids. For those interested in practical aspects of reading out loud to children, check out Jim Trelease's "Read-Aloud Handbook". It has advice, advocacy, and specific age-ap
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by dmlorenzetti 7y ago
A few minor UI comments. + Failing to select an amount to send should raise a flag. + Entering a negative amount to send should raise a flag. + After viewing a result, if I hit `back` on my browser (say, to compare results for a different t
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by dmlorenzetti 7y ago
He doesn't say it's the most important issue. He says it's "an important subject that deserves a lot more attention".
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by dmlorenzetti 7y ago
Since these ... ecosystems have persisted and evolved through enormous planet-wide changes ... I'm not worried If the time scale of climate change matched the time scale of coral evolution, then your comforting thought might hold wat
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by dmlorenzetti 7y ago
"One of the most striking aspects of high involvement style that I found and analyzed in detail was the use of what I called 'cooperative overlap': a listener talking along with a speaker not in order to interrupt but to show

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