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Everything posted by Shpaget
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Again, we have the XY problem here. Because coming up with a brand new language is a lot more work than just taking a ready made language and compiler and work with stuff that's been bugfixed and developed for many years by individuals far more experienced and skilled than you. Your "folder" sounds suspiciously like what is usually called a "function". Do yourself a favor and pick an off the shelf microcontroller that has all the tools already made and ready for usage. Or better yet... There are several options of entire development environments based on different microcontrollers, two of the most popular options for hobbyist are Arduino and PIC, based on Atmel's Atmega series micros and Microchip's stuff, respectively. For example, for Arduino a command for the software to stop doing everything and wait for 5 seconds before doing something else is as simple as delay (5000); ... but you should try to avoid using that approach, there are better ways of writing code that don't block everything else.
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This doesn't make sense. Probability of being alone in the observable universe can not be lower than being alone in our galaxy.
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Could you elaborate on that? Sure, a decent pair of heat resistant gloves makes working with hot iron a lot easier, but I don't see it as a requirement. Leather gloves provide sufficient protection from short heat exposure, and for longer exposure, double up on the layers and add some wool in between. If not enough, make them wet. Recently I was hardening some steel and had to resort to a coal barbecue to get the thing hot enough (the propane torch I had wasn't getting it hot enough). Since I don't have a proper pair of long blacksmiths tongs I had to use regular pliers. The fire was very hot for my arms so I dunked them elbow deep into a bucket of water and had no problem getting the bright red hot piece of steel out of the fire. I was wearing regular cheap pair of leather gloves you can find on any construction site to protect my hands, but my arms were completely exposed. Sure, this is not the same as molten iron, but I don't see why would making some gloves from heavy leather be such a problem.
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That's demonstrably not true. Here's a little tutorial: https://www.wikihow.com/Identify-Female-and-Male-Marijuana-Plants
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- nonhumans
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So, what about out dear photosynthesizing friends?
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Hmm... Don't let me catch you here: https://forum.kerbalspaceprogram.com/index.php?/topic/151816-suspiciously-affirm-your-status-as-a-human/
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Windowed mode? Are you even human?
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Why even bother with glass? You're just wasting time building a microscope. Not to mention that a medical student would probably lack almost every skill required to build one. And even if you had a microscope, so what? You can't see a virus under an optical microscope, and even if you could, you're not going to develop a specific anti viral medication in a few months in a cave. Your best bet is a hope that whatever the disease is, that it's bacterial, that you can produce enough penicillin and that your diy penicillin is effective on the bacteria in question. But even then, a cave made penicillin will be full of other mold and likely an unhealthy dose of aflatoxin and other nasties molds produce. Final note, not all types of penicillin can be administered orally. Some have to be injected, which brings a new hurdle to your cave medical student. Making of a syringe (conceivably a trivial task compared to making large batches of penicillin, but try to convince a caveman to allow you stick something in his butt). Also, hope that your penicillin is effective against whatever new stuff you're infecting your patient with by sticking a hollow twig in his butt.
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The trouble is, only a very small fraction of humanity wants to live on Mars and vast majority of those can't afford to go there. As for those that don't want to live on Mars, most of them don't feel like spending astronomical amount of money of sending those few for no return of investment. With Alaska, there was a political reason for US to purchase it, and later an economical reason to populate it. There is neither on Mars. Even though we could conceivably set up a colony there, there is little incentive to do so. Historically, colonies have been a source of income, trade route support, or military outposts. None of those scenarios apply to Mars. There is nothing there to trade, nobody to trade with and nobody to fight. Mars colony would be a financial drain on anybody that tries to colonize it. Elon Musk may fantasize about it, and I fully support him in starting the colonization process, but the project will not be a financial success (when I say I fully support him, it's to the same extent I support a sports team - I may or may not watch a game on TV, and after it's done switch the channel. Go Elon Musk, but I'm not getting my money involved in the project.). Terraforming Mars doesn't bring any benefits but comes with almost all of the problems of colonization with habitats, except the cost of the habitat is suddenly many orders of magnitude higher.
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With todays tech? Even if entire Earth population put its resources together under proper leadership, motivated by something that we all had in common, it would be an immense project that would have to last hundreds of years. There is nothing fundamentally impossible about terraforming. No laws of nature need to be broken, but the sheer magnitude of the project makes it just shy of impossible. People forget how huge a planet is, and how tiny human space probes are. Just look at asteroid sample return mission. That's probably a good approximation of our abilities to move asteroids. Huge rocket goes out to asteroid belt, a tiny container returns. Even if you allow for an order of magnitude better outbound to inbound mass ratio, it's still bugger all. Isn't setting up a habitat already hard enough?
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I usually don't comment on things like this, but in this case I had to. This is a big deal. After all, I found out about this through my news feed this morning. Between new SpaceX booster doing something and Trump/Russia investigation, there is you. I'm not even joking: Congratulations Jim, I'm sure you'll be a valuable part of the team and we'll be able to see your contribution to the game in the future. Now I need to go back to lurking the southern parts of the boards.
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No. Monty Hall problem has three options that are each directly dependent on the other two. In this case, the sex of each child is independent of the other. As for identical twins approach to the math, dizygotic twins are ten times more common, which kind of dilutes the influence.
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That's probably true. Three games went to extra time, plus France had one extra day of rest after the previous game. Anyway, both teams played well. The match was interesting, and both teams seem happy, even the spectators in the background:
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Hmm, I'd say Croatia played better than France in the first half. In the second half France woke up and the teams were an even match so it turned out to be impossible to compensate for an own goal and a penalty shot. No complaints.
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Gg wp Croatia has silver!!! Wooot!
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In a few minutes starts the final match of World Cup. Croatia against France Croatia finally plays in the proper checkered kit and is about to kick some Franchy butt. Gotta go. It's starting
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Of course. They start off with high price, bring in all the folks willing to dish out obscene amount of money just to be among the first, then they drop the price to 100k, to bring in all those not so filthy rich that still get the cosy feeling of being better than mere peasants, but were unwilling to pay 200+k. When that pool of individuals dries up they can start offering a realistically priced trip. Or, BFS and New Glenn start flying and make New Shepard obsolete.
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Ok. This is the approach I would take: Sprinklers as the main suppression system. They are industry standard because of their simplicity, cost and effectiveness. The little glass elements that are both a sensor and a valve can be bough in any temperature rating you may want, are calibrated and practically guaranteed to work. They are passive element, requiring no electronics, or even electricity, just pressurized water supply, which I have to assume you have. Parallel to that, but not dependent on the sprinklers you may install whatever you want. Temperature and CO2/CO sensors can be put around the house and hooked up to your main panel that houses electronics for remote monitoring and a GSM module that sends you a message when needed. I tinker with Arduino fairly often, and while I realize Arduino is not meant for life dependent applications, I don't see a reason why it could not be used as a supplemental systems for the sprinklers. What is nice about Arduiono (and similar prototyping systems) is that there are more modules and sensors out there than you can poke a stick at. Temperature and CO/CO2 sensors, GSM module, WiFi and Ethernet they all exist and are not only simple to integrate, but there are people that have already written libraries for them. Not much coding is required to make them do what you want. What I would not do is hook up suppression system to any electronics. You do not want your electronics burning up first and then suppression not kicking in, just like you do not want you electronics going crazy in any way (hanging and not reacting to fire, or detecting a false positive and drenching your house when there is no fire).
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Are you looking for a DIY solution or a ready made system? A ready made probably comes with the technicians that do the installing. Google gives many results for "fire system", lots of companies selling fire monitoring, alarm and suppression stuff. A DIY solution obviously depends on pieces you decide to buy, and depending on your budget ebay might be the place to look at but a good CO2 sensor would probably be your first purchase that will dictate the rest of your system.
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Yes, governments. Private lotteries a bit rarer beast to find. Then there is the whole problem of getting the money out of multiple countries you run lotteries in, and I'm pretty sure there are plenty of money laundering and similar laws that will be in your way if you attempt to do that.
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"Space Shuttles" land in the center of the hub, where there is zero G. The passengers then disembark and walk down the tunnel, but artificial gravity there is lateral, not downward. Walking there would be very awkward. Nano material technobable does not sound convincing. Giant windows of the size depicted are a no go. The force of 1 atmosphere of pressure would pop them right off. Giant open space promenades are a no go for the same reason. First time space visitors jumping of some platform as their first zero G experience? HA! They'd be smacking their ragdoll bodies all over the place. Financing through worldwide lottery is not going to happen. Lotteries are strongly regulated and governments have defacto monopoly on them. On top of that it would take a huge investment to fund the marketing campaign to start the worldwide lottery, with all the risks and difficulties of managing a lottery in dozens of countries each with its own laws and regulations.
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Well, of course XD. Yeah, I can imagine. Little details are what turn a good model into a great one. Anyway, it looks like a cool weekend project for a hobby shop.
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Lots of nice stuff here. Is this the type of tool you're thinking of?
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KSP engine's "Thrust Limiter" analog in real life
Shpaget replied to hypervelocity's topic in Science & Spaceflight
I use VAB thrust limiter almost exclusively for solid boosters. On those rare occasions where I use them for solids, it's to either balance an asparagus design, or to limit upper stage to something reasonable. I consider this to be fairly realistic, since I imagine one can design engines to suit specific launch needs. In-game thrust setting is obviously cheaty, but it's a gameplay compromise. KSP is first and foremost a game and should be fun. It's not a simulator and if it needs a deep throttle setting so as not to drive players nuts, so be it. Hardcore players can still choose to go either 100% or 0% to stay (more) realistic, but for casual players, fine control is helpful. One thing to consider: Falcon 9 can throttle its Merlin engines down to 70%, but it has 9 of them, so by using only one engine it can effectively reduce the total thrust all the way down to 70/9~8% of total thrust. -
Do mosquitoes walk? I don't think I've ever seen one that wasn't either flying or standing still.