#integration and test
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ziggy-scardust · 13 hours ago
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Gah. I was an engineer at SpaceX on Crew Dragon for a few years, before it launched, during which time everything I learned about real integration & test engineering was from our NASA counterparts. I am 100% serious. I was fresh out of school and instead of the job I interviewed for, I was doing certification & test engineering for life support systems and answerable directly to the folks at NASA who had contracted SpaceX for Crew Dragon. I should not have been doing that job at that age.
yeah, I walked in having drunk at least some of the kool-aid. And I got schooled by my NASA counterparts, mostly 20-30 years my senior, all Shuttle alumni, who knew too well what could go wrong and were deeply suspicious of SpaceX’s cavalier attitude. They were the ones who taught me how test engineering actually should work and with them, I developed qualification & acceptance test plans that made damn sure we weren’t going to kill any astronauts. And y’know what? We didn’t. (*knocks on wood*) Crew Dragon couldn’t have in-flight iterations like that. Even when Elon, who was less nuts at the time, suggested not doing an in-flight abort test before Demo 2 (first human launch), that idea got killed. NASA Commercial Crew really held our feet to the fire and made us do it right. (Plus, Crew Dragon was starved of resources for years in favor of Falcon Heavy - we never got budget for technician & machinist time - so we straight up couldn’t have afforded to blow up anything anyway).
So I know for a fact that SpaceX is capable of doing proper integration testing. Unfortunately, a lot of the people I worked with were basically just rocket-flavored versions of techbros, and it was very few of us pushing back on their kool-aid. Many of the ones I knew pushing back have now left.
Then the space tech arena got flooded with techbros and VC bros in the 2020-2022 timeframe when interest rates were low and Elon worship was at its peak and VCs were on a space investment hype cycle and handing out money to anyone who could hire a former SpaceX engineer and say “give us money! We’re gonna build 3D-printed rockets/mine asteroids/do earth observation that’s indistinguishable from a bunch of stuff already being done by the public sector”. And now? Now we’re reaping this “hardware engineering but make it sprint/scrum style” legacy in a way that is driving me straight up the bloody wall. Agreed with @tehnakki that you can kinda get away with some of that in LEO (especially with cubesats & the like) - but I’m still skeptical of this bc LEO is FLOODED with junk and everything that goes there adds to the burden.
See, I went from SpaceX to JPL. And we had ONE shot with Perseverance. ONE. And we had to launch and land the damn thing in the middle of a pandemic and I had to run multiple four-day-long operational readiness tests with dozens of flight ops engineers for the critical events and keep the testbed operational with 20-year-old irreplaceable hardware which was all we could afford because this mission was only ever funded to begin with because we had spare parts from Curiosity. And it worked. The first goddamn time.
Everyone hates integration & test engineers because we cost money and we know what we’re talking about and expose it when other people don’t. But we also tend to not blow up whole vehicle stacks.
the number of spacecraft failures recently has been absolutely insane and it all comes down to tech bros barging into the industry going "it's not that hard wtf is nasa so bad" and then completely skipping out on any testing
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deoidesign · 1 year ago
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I need to paint my characters realistically every so often. for my health. I need to see him.
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skitskatdacat63 · 1 year ago
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I wanted to clip this just to point out Fernando's amazing save, but their commentary shamefully made me laugh so hard 😭
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ddarker-dreams · 2 years ago
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Chrollo a thighs, boobs or ass kinda guy?
thighs.
this discovery has been confirmed through extensive quantitative research.
there's something about the soft plushness of your thighs when you sit down while wearing shorts, or how the hem of your skirt brushes over the skin that really captures his attention. he will stare and he won't bother hiding his interest.
tights reign superior up at the top. there's no art in existence that could even compare. a useful tidbit to learn, you'll think.
interestingly enough, he compliments your physical appearance sparingly, though not due to any shyness on his part. he wants each instance to be special. painfully memorable, a stain you can never wash off.
it has to be intimate, it has to have impact. he doesn't want your heart to just flutter, he wants it to pound hard enough that it hurts. he'll draw you in close, curate a little world where no one aside from the two of you exist.
he'll settle his a hand on your knee, move it up higher in by inch.
"you're lovely," he'll murmur. then, he gives the flesh a hearty squeeze. "the curious little indents you left inside the lock, though... not so much. will you show me anything else as due compensation?"
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slutforsilverfoxes · 2 years ago
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It's a bird! It's a plane! It's another intentionally suggestive Hotch x gn!reader scene!
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“Oh my god,” Aaron groans, voice muffled by the pillow his face is pressed into. “Don’t stop, baby, please.”
You bend at the waist to kiss the spot just behind his ear and murmur, “Yeah? Feels good?”
“That feels fucking incredible,” he affirms with another groan that reverberates through your body from the point where your hips meet. “What are you even doing back there?”
With a giggle, you mold your hands down his muscular back and explain, “It’s called petrissage, love. Part of my spa day was learning how to give a proper massage.”
“Emily got you that gift certificate for your birthday, right?”
“Mhm,” you hum, your fingers now trailing along the taut cords of muscle that make up his shoulders, the tension practically melting away beneath your touch.
“Remind me to give her a raise.”
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AH tags 🖤 @gothwifehotchner @iyv-ray24 @mrs-ssa-hotch
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meyhew · 6 months ago
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i have something to say 👩🏽‍🦯‍➡️
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dseval · 6 months ago
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Hello audience. Unfortunately, I am still on my break. However, I am happy to announce that I am still alive and kicking. In fact, I decided to make use of my unemployment and revisit HTML, CSS, and JavaScript to create... A visual novel.
Good News: code is 100% reusable because I used a JSON (i do not know how that works, someone can kindly explain to me...)
Bad News: this code sucks ass, and NOTHING works except playing the story. Transitions? Doesn't work. UI/UX? Ass. Effects? Hell no... Also, 70% of the features aren't present yet I'm gonna do it later.
Oh, this is CrossDust, if you can't tell.
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Dust Sans by Ask-Dusttale, Cross Sans by Jakei
I'm gonna respond to asks and do requests later (After my break is over). This is just a small update teehee.
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kharla-k · 6 months ago
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Bend Spears: Bloodbath is a pretty good integrated strategies relic by description alone, but I thought it prudent to mention a very crucial detail about it for those unaware.
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So as you would imagine, it restores 2 additional SP per attack, meaning a total of 3 if it's an offensive recovery skill, but that's not the kicker.
See, the way that it actually works is that it restores 2 additional SP per instance of damage, equaling a monstrous 4 additional SP gain per attack to specific guards, which I will elaborate on now:
Blademasters of course are defined by their trait of dealing two instances of damage, which is doubly good for their offensive-recovery-nature having lower SP costs, normally balanced out by the pace of attacking. I recently finished a run where Irene could use S3 after as little as 5 attacks.
Lord Guards recently recieved their module, which features "Attacks deal an additional 10% ATK as Arts damage," but this is applied in a separate, simultaneous instance. Which means Lappland will never be off skill.
Crushers have the interesting effect of being able to hit multiple targets at once, meaning that they can also double dip in Bloodbath if there's available targets. Ulpianus with s1 and two enemies in range will trigger every other attack, at a truly ridiculous pace because his skill activates regardless of his attack cooldown for some reason.
However for crushers... the amount of hit targets mechanically scales with block count, meaning that if you find a means to increase their block and provide them with the requisite enemies, they can gain 7 or more under the right circumstances. Not especially relevant given that any guard with that much SP will turn their foes to naught but a fine red mist, but I digress.
I love integrated strategies and breaking the game over your knee like this with the right strategy is undoubtedly a huge part of that. I'm so ecstatic for IS5!
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knifeforkspooncup · 1 year ago
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Oh God Demonology and the Tri-Phasic Model of Trauma: An Integrative Approach is gonna tear me into pieces and put me back together again isn't it.
Fuck here we gooooo.
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crowttore · 2 months ago
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In the hsr office au (bless loni), I imagine myself in R&D. I can frequently be seen sitting in the lunch room, head in hands, while muttering something along the lines of "it's never gonna work.. who would even want that strong a vibrator??"
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daisykyo · 11 months ago
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no one knew my love for them in 2018 (happy ep 15!!!)
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bugmistake · 2 months ago
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literally longing for calc 1 like i'm an old woman looking at a heart shaped locket with a picture of an old lover from my youth.. please god bring me back to those days..... please just let me do derivatives and l'hopital's rule again.... (coughing blood into a handkerchief) chain rule.. please. .
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fiftiesbbydolldress · 3 months ago
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I FINALLY UNDERSTAND WHAT IS GOING ON IN MATH HALLELUJAH THANK GOD
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davealgonquins · 2 years ago
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zeller never had a chance
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whenastrofell · 2 months ago
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Save me Fugo
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girltakovic · 1 year ago
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can i say something controversial. the way people (especially american liberals but that's a whole nother can of worms) act about animal testing is sooooooooooo unhelpful. like is cosmetic testing on dogs/rodents/primates harmful and unnecessary? yes, in many cases! but does that mean all animal testing - for any application - should be categorically banned? no. animal testing is a vital process in many, many medical and research contexts and is conducted under a very strict set of standards, ergo applying "animal abuse" as a blanket label to all instances of animal testing is reductive at best and shows a flagrant lack of understanding of medical ethics on the part of the population. and don't even get me started on how slippery of a slope it is to go from condemnation of animal testing to just flat out eugenics
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