Eunoia
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--> Most recent Blog Comments Policy DSGVO Impressum Maths trivia Search this site RSS Feed Eunoia, who is a grumpy, overeducated, facetious, multilingual ex-pat Scot, blatantly opinionated, old (1944-vintage), amateur cryptologist, computer consultant, atheist, flying instructor, bulldog-lover, Beetle-driver, textbook-writer, long-distance biker, geocacher and blogger living in the foothills south of the northern German plains. Not too shy to reveal his true name or even whereabouts, he blogs his opinions, and humour and rants irregularly. Stubbornly he clings to his beliefs, e.g. that Faith does not give answers, it only prevents you doing any goddamn questioning. You are as atheist as he is. When you understand why you don't believe in all the other gods, you will know why he does not believe in yours. Oh, and after the death of his old dog, Kosmo, he also has a new bulldog puppy, Clara, since September 2018 :-)
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Tuesday, September 29, 2020
JU-52 in for a major overhaulOf the three remaining airworthy Junkers-52 trimotors, this one D-AQUI, owned by Lufthansa, had its airworthiness certificate expire and so is in need of a major overhaul. This will be done by our local oldtimers-specialist club, called Quax, stationed at our local airport EDLP. The Quax club is a collective owned by people restoring early aircraft and then flying them again. Mostly these have been pre WW2 wood and fabric trainers, but also some post WW2 metal planes. I've blogged about Quax in May of 2015 and in May of 2017, well worth re-reading for the photos alone :-)Because it was no longer allowed to fly - even the short hop from Bremen(Lufthansa hangar), Lufthansa dismounted the wings and tail and it was all transported by road to the Quax workshop here. The two photos below show its arrival at the weekend. This JU-52, known here lovingly as Tante Ju (Aunty Ju) and in the USA as Iron Annie, is 82 years old. It can carry 17 passengers in its corrugated duralumin metal skinned fuselage at usually 130 knots at 3000 feet (i.e. low and slow). I've been a passenger once, several years ago - a most enjoyable albeit short flight. The other two, based in Switzerland, are currently grounded too after corrosion was found to have contributed to the fatal accident of their 3rd plane back in 2018. I blogged about that accident in August 2018. This is the biggest overhaul/restauration project Quax has done afaik; it is expected to take up to 2 years.
Sunday, September 27, 2020
Who needs a catapult?Not this Russian MiG-29 taking off from an Indian aircraft carrier! And who needs a big deck crew? Just one guy in a track-suit on the deck. Just one! The MiG doesn't even use the whole deck, starting from abeam the tower. Brakes on, warm the engines, afterburners on, time the brake release for the deck-pitch-up in heavy seas, aim for the ramp, full throttle and GO, GO, GO!!!
Watch the video here. Eat your heart out USN. Comments (1)
Tuesday, September 15, 2020
In memoriam : Jimi Hendrix50 years ago, this very week, on the 18th to be exact, we saw the death of Jimi Hendrix, psychedelic gitarrist of the late sixties.Young folks reading this blog may have never heard of him nor his showmanship, nor his music. Which is why I'm posting a link to his (long) Wikipedia page and a half dozen links to YouTube videos of his influential hits.
Jimi, I remember you well, even after 50 years, that's how good you were!!! Comments (1)
Wednesday, September 9, 2020
Shi shi : a homonymic poem :-)Last friday, at our local pub, we were discussing homonyms. Homonyms are words which are pronounced the same, although we spell them differently. Some examples in English might be C, sea, see and si. Another is the fake spelling Ghoti, an alleged homonym of Fish. Huh? Yes, Gh as in enough, o as in women, and ti as in station : and therefore Ghoti spells Fish ;-)But one of those present speaks Mandarin (Chinese) and told us about a poem written in Mandarin, containing 92 sigils/characters/ideograms or whatever they are called. All of which are pronounced shi. Here it is :- Here is an English translation :- Lion-Eating Poet in the Stone Den In a stone den was a poet called Shi Shi, who was a lion addict, and had resolved to eat ten lions. He often went to the market to look for lions. At ten o’clock, ten lions had just arrived at the market. At that time, Shi had just arrived at the market. He saw those ten lions, and using his trusty arrows, caused the ten lions to die. He brought the corpses of the ten lions to the stone den. The stone den was damp. He asked his servants to wipe it. After the stone den was wiped, he tried to eat those ten lions. When he ate, he realized that these ten lions were in fact ten stone lion corpses. Try to explain this matter. The poem was written in the 1930s by the Chinese linguist Yuen Ren Chao as a linguistic demonstration. Blew my mind! Admittedly, it is not great poetry, but you can be damn sure it rhymes ;-) Comments (3)
Sunday, September 6, 2020
Multiple Choice questionsTuesday's TED Talk - under the Aegis of "Back to School" - first covered the "shutdown for 6 months, reopen cautiously, if anyone is infected then shut down for a fortnight, reopen cautiously" cycle. Then it turned to the teachers having to gauge what the children had learned (or not) during several months of home-schooling. So the talker compared and contrasted open-questions with multiple choice questions. So here are some of the funnier things I took away from the talk.Multiple choice questions are harder to make up, but much easier to mark. Open questions are harder to mark. Like this one :- By way of example he showed us a humourous multiple choice question, supposedly for Americans in the run-up to their november elections ;-) He then pointed out a disadvantage of multiple choice questions : only one answer can be correct, so you are just testing to see if the children have remembered individual facts; you can't test their ability to think or to make deductions from those facts. So I gave him this counter-example : a multiple choice question which doesn't test for remembered facts, but only tests your ability to think :-) Give this one a try and see if you can solve it :-)
Comments (3) Billions of Versions (aka Mike) wrote to question 1 " 1. The lamp holder. I don't understand why there is a lamp holder in a math question." and to question2 he wrote " 2. 5 x 5". But to question3 he even sent me some very clever C source code to calculate the solution :- " #include #define iff(x, y) ((x)==(y)) int main() { printf("a b c d e f\n"); for (int a = 0; a <= 1; a++) for (int b = 0; b <= 1; b++) for (int c = 0; c <= 1; c++) for (int d = 0; d <= 1; d++) for (int e = 0; e <= 1; e++) for (int f = 0; f <= 1; f++) { int Ra = iff(a, b && c && d && e && f); int Rb = iff(b, !c && !d && !e && !f); int Rc = iff(c, a && b); int Rd = iff(d, (a && !b && !c) || (!a && b && !c) || (!a && !b && c)); int Re = iff(e, !a && !b && !c && !d); int Rf = iff(f, !a && !b && !c && !d && !e); int R = Ra && Rb && Rc && Rd && Re && Rf;v if (R) printf("%d %d %d %d %d %d\n", a, b, c, d, e, f); } return 0; } This outputs: a b c d e f 0 0 0 0 1 0 Would you believe it took me 3 days to come up with this answer? Well, maybe 10 minutes to google it." Okay, Mike, you're a better programmer than I am, I didn't even think of using a computer :-(
Tuesday, September 1, 2020
My favourite scenic roadsWriting from Australia, Barry tells me that he's "...coming to Europe next year (Covid permitting) and will buy a Ducati Multistrada (a motorcycle) from the factory and spend 6 months touring Europe. . . . so my question for you is what are your favourite scenic routes all over Europe that I should ride?"Well, Barry, I've been riding almost 60 years here so I have a lot. But here are my favourite three scenic routes. Instead of just listing them, I've embedded links to GoPro videos made by other people, which give you a much better impression than my old analogue photos :-) The first favourite place goes to Bealach na Ba, the mountain pass to Applecross, on the southern end of the peninsula just north of the Isle of Skye. 25 minute video. There's a shorter video here, 6 minutes. I recommend you turn left at the end of the pass and visit the Applecross Inn for a meal :-) Single track road with passing places & many potholes though. Second favourite is the Tremola Pass in the Alps. Nowadays almost everyone takes the Gotthard Tunnel, so the old pass road on the south side is pretty much free of traffic. This biker made a very professional video, taken from an airborne drone accompanying him. Don't ask me how this is done, I can barely cope with my smart phone ;-) Short 4 minute edited video. My third favourite is the Lysevegen mountain road, in Norway. The biker in this video rides from the Kjerag Cafe´ at the top down to Lyseboten Cafe´at the bottom of the road. 11 minute video. The tunnel starts at the 8 minute mark and ends at 9½ minutes. Slippery road in the wet tunnel, so ride slowly there, so no sudden braking. And of course, when you are in Germany, be sure to drop in and I'll show you some of my local rides in Grimm's fairy tale country :-) Comments (5) Joe Spr wrote "Scary as hell. I don't ride a motorcycle, and my heart was in my throat. Thanks for posting those video links." 20 years ago that road in Scotland (Bealach na Ba) didn't even have those railings on the downhill side.
Link to the previous month's blog.
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Recent Writings
JU-52 major overhaul Who needs a catapult? RIP Jimi Hendrix Shi shi : a poem Multiple Choice questions My favourite scenic roads Old Oak Down :-( Sex during Corona 3rd A-bomb for Japan Taking the Mick Berlin Wall day Nukes´ 75th anniversary Cov-idiot Karens :-( First Encounters SWMBO's green thumb PI approximation day An unused device Dambuster Museum 30th wedding anniversary They were framed! Just another jab? Single-use plastics Segway shuts down Summer solstice John Bolton, Grifter :-( Hammerhead Worms Beers for John On turning 76 Blogroll Ain Bulldog Blog All hat no cattle Balloon Juice Billions of Versions... Cop Car Digby's Hullabaloo Earth-Bound Misfit Elephant's Child Fail Blog Finding life hard? Greg Laden Hackwhackers Infidel753 Mockpaperscissors Mostly Cajun Observing Hermann Pergelator Silicon Graybeard Starts with a Bang Yellowdog Grannie Archive 2020: Jan Feb Mar Apr May Jun Jul Aug Archive 2019: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Archive 2018: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Archive 2017: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Archive 2016: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Archive 2015: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Archive 2014: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec This blog is getting really unmanagable, so I've taken the first 12 years' archives offline. My blog, my random decision. Tough shit; YOLO. Link Disclaimer ENGLISH : I am not responsible for the contents or form of any external page to which this website links. I specifically do not adopt their content, nor do I make it mine. DEUTSCH : F?r alle Seiten, die auf dieser Website verlinkt sind, m?chte ich betonen, dass ich keinerlei Einfluss auf deren Gestaltung und Inhalte habe. Deshalb distanziere ich mich ausdr?cklich von allen Inhalten aller gelinkten Seiten und mache mir ihren Inhalt nicht zu eigen. This Blog's Status is Blog Dewey Decimal Classification : 153 FWIW, 153 is a triangular number, meaning that you can arrange 153 items into an equilateral triangle (with 17 items on a side). It is also one of the six known truncated triangular numbers, because 1 and 15 are triangular numbers as well. It is a hexagonal number, meaning that you can distribute 153 points evenly at the corners and along the sides of a hexagon. It is the smallest 3-narcissistic number. This means it?s the sum of the cubes of its digits. It is the sum of the first five positive factorials. Yup, this is a 153-type blog. QED ;-) Books I've written
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