lutusp

16 ms·

211.
by lutusp 1y ago
Not the topic of most comments, but instead of a 22 ohm resistor that burns up the majority of the battery power to protect the LED from overcurrent, a switching power supply would allow the light to run more than twice as long for the same
212.
by lutusp 2y ago
This is a YouTube version of the well-established principle that consumers, while being trained to buy specific products, are also being trained ... to buy products, to expect consumer goods to solve existential dilemmas. And I agree, it&#x
213.
by lutusp 2y ago
The annoying comic would be silly if it weren't true. The point of the comic is the fact it alludes to, which by magnitude transcends any specific reference.
214.
by lutusp 2y ago
The good news: large-panel TV sets are inexpensive for their performance. The bad news: like many modern products, and as freely confessed in the linked article, you don't own the TV, it owns you . The remedy: Connect the TV to your c
215.
by lutusp 2y ago
At my age I find this issue annoyingly predictable -- it suggests replacing LaTeX with something more modern and/or flexible. But that was the original idea behind LaTeX -- to replace what preceded it, create a portable comunication me
216.
by lutusp 2y ago
> The author? It can't do it for the reader; to my knowledge it's a correct sentence, just a a bit verbose. It contains a classic beginner's error -- object ambiguity. Rather funny in this specific case. > Yes, you sure
217.
by lutusp 2y ago
>> Imagine having a family of ordinary children, plus God. And yes, the remainder of the article confirms the promise of this gaffe. > Imagine not being able to parse a sentence. It was up to the author to parse the sentence in adv
218.
by lutusp 2y ago
> The Tranhumanist Cult Test Wait ... isn't it "transhumanist"? This typo appears once more in the article, just enough to thwart efficient computer content searches.
219.
by lutusp 2y ago
> The fifth of six children fathered by Rev. Walter Green, God has always been at the forefront of Hobby Lobby patriarch David Green’s life. Imagine having a family of ordinary children, plus God. And yes, the remainder of the article co
220.
by lutusp 2y ago
> The longer I've been in the workforce, the more I realize most humans actually kind of suck at their jobs. And if they don't suck at their job, they get promoted until they do: https://en.wikipedia.org/wiki&#x
221.
by lutusp 2y ago
An interesting analysis, covers a lot of ground, but no mention of the "analemma" ( https://en.wikipedia.org/wiki/Analemma ), an annual figure-eight curve that results from earth's elliptical orbit around
222.
by lutusp 2y ago
> I have never been able to pick up anything on my SW radio with its integrated antenna. What am I doing wrong? If the radio and its antenna are indoors, that's the problem. As a test, take the radio outdoors to an open area. You sh
223.
by lutusp 2y ago
More astonishing than knowing what HF radio can do, is to notice how empty the HF bands are compared to past decades. During my around-the-world solo sail (1988-1991) ( https://arachnoid.com/sailbook/ ), I relied on two-
224.
by lutusp 2y ago
"Passed down through their mothers, this genetic imprint offers the first human evidence of a phenomenon previously documented only in animals: The genetic transmission of stress across multiple generations." I wish reporters were
225.
by lutusp 2y ago
Wait ... dbRead, _ := connectSqliteDb("dbname.db") defer dbRead.Close() dbRead.SetMaxOpenConns(runtime.NumCPU()) dbRead, _ := connectSqliteDb("dbname.db") defer dbWrite.Close() dbWrite.SetMaxOpenConns(1)
226.
by lutusp 2y ago
> More than three decades ago, Red Hat saw the potential of how open source development and licenses can create better software to fuel IT innovation. Thirty-million lines of code later, Linux not only developed to become the most succes
227.
by lutusp 2y ago
> I believe 6502 instruction set is a good first assembly language It was for me. In 1977 I lived in a little cabin in Oregon. I bought an Apple II as a diversion. Within a year I was working on a program that later became "Apple Wr
228.
by lutusp 2y ago
Many decades ago, during my time as a NASA Space Shuttle engineer, a co-worker couldn't locate a rogue unbalanced parenthesis in a complex program listing, in the days when computers, instead of identifying a particular syntax error, w
229.
by lutusp 2y ago
Decades ago, primarily for show, computer technicians wore lab coats, in a glassed-in facility at the University of Colorado. To gain access to the computer one would punch a set of 80-column cards and pass them through a little window into
230.
by lutusp 2y ago
> So the wall is actually at the beginning of the runway. That wall was never never meant to be at the end of a landing but at the start of landing. Airports like this are designed to have two approach directions -- in this case, 10 and
231.
by lutusp 2y ago
I'm a pilot. The airplane was sliding on the ground and the landing gear was not deployed. Too fast to stop but not fast enough to use the rudder for directional control. There was no realistic chance to change direction. If there had
232.
by lutusp 2y ago
We're all players in a game called evolution. This means we're biologically designed to cope with adversity, not success. The real contest in life is between closely matched organisms, each having only a small chance to survive. B
233.
by lutusp 2y ago
Decades ago, prior to the existence of personal computers, when a "computer" was a glassed-in room staffed by lab-coat-wearing technicians (picture John Von Neumann standing next to the first stored-program computer: https:/
234.
by lutusp 2y ago
You're most welcome -- I was afraid I had offended you. Corrections are more than welcome.
235.
by lutusp 2y ago
Okay, a slightly exaggerated account.
236.
by lutusp 2y ago
> Sagemath offers a different purpose which is scientific computing in order to compete with Mathematica and MATLAB. Yes, that was its goal, when Python wasn't as evolved as it is now. More recently I've come to rely on Python
237.
by lutusp 2y ago
>> JupyterLab kernel > There is no such thing. A Web search reveals that the alternate term "Jupyter kernel," appears equally often. The terms are interchangeable. > I'm pretty sure Sage was always intended as a p
238.
by lutusp 2y ago
> ... A Modern and Efficient Alternative to JupyterLab ... This is not meant as criticism, just perspective. It's a classic development sequence: * A team creates a powerful, small-footprint, REPL environment. * Over time peop
239.
by lutusp 2y ago
> In fact, due to the immense damage technology has caused, the burden of proof should be on the technologists to reliably demonstrate that new technology is even worth it beyond propping up our broken, global capitalistic system. A fair
240.
by lutusp 2y ago
To avoid confusion I made sure to compare it to a full-size airliner. Interestingly, the aircraft's comparatively small size may have determined its fate ( https://www.cnn.com/2024/12/26/asia/kazakhst

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