index int64 35 229k | q_id stringlengths 5 6 | question stringlengths 3 299 | best_answer stringlengths 13 11.8k | all_answers sequence | num_answers int64 1 181 | top_answers sequence | num_top_answers int64 0 58 | context stringlengths 1k 14.5k | orig stringlengths 1.08k 14.5k | target stringlengths 21 11.8k |
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116,579 | 1dcf6a | Was the Holodomor of 1932-33 genocide of the Ukrainians or did Stalin not mean to target them especially? | This question was asked twice recently: Here are the links._URL_1__URL_0_ | [
"This question was asked twice recently: Here are the links.\n\n_URL_1_\n\n_URL_0_"
] | 1 | [] | 0 | <P> number of deaths by starvation in Ukraine may never be precisely known. That said, the most recent demographic studies suggest that over 4 million Ukrainians perished in the first six months of 1933 alone, a figure that increases if population losses from 1931, 1932 and 1934 are also included, along with those from... | question: Was the Holodomor of 1932-33 genocide of the Ukrainians or did Stalin not mean to target them especially? context: <P> number of deaths by starvation in Ukraine may never be precisely known. That said, the most recent demographic studies suggest that over 4 million Ukrainians perished in the first six months ... | answer: This question was asked twice recently: Here are the links._URL_1__URL_0_ |
140,122 | 1qxxmc | can somebody explain the cloud services such as dropbox? | Dropbox has software that automagically synchronizes those files between all your devices, and lets your share them with other people.So you could configure you cell phone's camera to store files in a Dropbox folder, and they will show up on any computer you have Dropbox installed on, without the bother of having to do... | [
"Dropbox has software that automagically synchronizes those files between all your devices, and lets your share them with other people.\n\nSo you could configure you cell phone's camera to store files in a Dropbox folder, and they will show up on any computer you have Dropbox installed on, without the bother of hav... | 1 | [] | 0 | <P> M. Satyanarayanan, Victor Bahl, Ramón Cáceres, and Nigel Davies, and a prototype implementation is developed by Carnegie Mellon University as a research project. The concept of cloudlet is also known as follow me cloud, and mobile micro-cloud. Motivation Many mobile services split the application into a front-end c... | question: can somebody explain the cloud services such as dropbox? context: <P> M. Satyanarayanan, Victor Bahl, Ramón Cáceres, and Nigel Davies, and a prototype implementation is developed by Carnegie Mellon University as a research project. The concept of cloudlet is also known as follow me cloud, and mobile micro-clo... | answer: Dropbox has software that automagically synchronizes those files between all your devices, and lets your share them with other people.So you could configure you cell phone's camera to store files in a Dropbox folder, and they will show up on any computer you have Dropbox installed on, without the bother of havi... |
77,367 | 3xa17s | why do big corporations ask clients to donate for a certain cause when they already have tons of money to do so? | It's to make people who buy their product know that they are donating money. You would not know that bob's store donates to orphans if he didn't make it a 3 month campaign with logos and made you buy his stuff to match donations. An ad in the local news doesn't do as much as a logo on their product all over the state. | [
"It's to make people who buy their product know that they are donating money. \n\nYou would not know that bob's store donates to orphans if he didn't make it a 3 month campaign with logos and made you buy his stuff to match donations. \n\nAn ad in the local news doesn't do as much as a logo on their product all ove... | 1 | [] | 0 | <P> raise proceeds for the cause. <P> Wildlife Fund. Today some charities have modernized, and allow people to donate online, through websites such as JustGiving. Originally charity entailed the benefactor directly giving the goods to the receiver. This practice was continued by some individuals, for example, "CNN Her... | question: why do big corporations ask clients to donate for a certain cause when they already have tons of money to do so? context: <P> raise proceeds for the cause. <P> Wildlife Fund. Today some charities have modernized, and allow people to donate online, through websites such as JustGiving. Originally charity entail... | answer: It's to make people who buy their product know that they are donating money. You would not know that bob's store donates to orphans if he didn't make it a 3 month campaign with logos and made you buy his stuff to match donations. An ad in the local news doesn't do as much as a logo on their product all over the... |
6,995 | 1kgtrw | how do/did pirate radio stations get shut down? | Probably using a dish antenna, like satellite TV uses, and triangulation. The antenna picks up signal strongest from where it is pointing at, so they take three readings from three different places and trace the lines back to the source. Assuming that the signal is all they have to go on, this might take several tries,... | [
"Probably using a dish antenna, like satellite TV uses, and triangulation. The antenna picks up signal strongest from where it is pointing at, so they take three readings from three different places and trace the lines back to the source. Assuming that the signal is all they have to go on, this might take several t... | 1 | [
"Probably using a dish antenna, like satellite TV uses, and triangulation. The antenna picks up signal strongest from where it is pointing at, so they take three readings from three different places and trace the lines back to the source. Assuming that the signal is all they have to go on, this might take several t... | 1 | <P> Allston from the descriptive “Pirate Radio” by providing a community service in the form of news programming, senior citizen shows, minority forums, and interviews with local businesses, politicians, artists, and social activists. In addition, a wide range of music programming included, but was not limited to, Hip-... | question: how do/did pirate radio stations get shut down? context: <P> Allston from the descriptive “Pirate Radio” by providing a community service in the form of news programming, senior citizen shows, minority forums, and interviews with local businesses, politicians, artists, and social activists. In addition, a wid... | answer: Probably using a dish antenna, like satellite TV uses, and triangulation. The antenna picks up signal strongest from where it is pointing at, so they take three readings from three different places and trace the lines back to the source. Assuming that the signal is all they have to go on, this might take severa... |
223,936 | 6hj84s | When did China start having conceptions of race? What is the history of race in China? | This doesn't answer your historical question, but it might be worth clearing up what people mean today by saying that race is a social construct.There are different ethnicities in the world, but our decision to group different ethnicities together into large umbrellas of "race" is the social construct that most people ... | [
"This doesn't answer your historical question, but it might be worth clearing up what people mean today by saying that race is a social construct.\n\nThere are different ethnicities in the world, but our decision to group different ethnicities together into large umbrellas of \"race\" is the social construct that m... | 1 | [] | 0 | <P> with women from plains aboriginal groups. The human leukocyte antigen typing study and mitochondrial DNA analysis performed in recent years show that more than 88% of the Taiwanese population have some degree of aboriginal origin (Sim 2003).
A 2009 doctoral dissertation questions such findings and claims that "the ... | question: When did China start having conceptions of race? What is the history of race in China? context: <P> with women from plains aboriginal groups. The human leukocyte antigen typing study and mitochondrial DNA analysis performed in recent years show that more than 88% of the Taiwanese population have some degree o... | answer: This doesn't answer your historical question, but it might be worth clearing up what people mean today by saying that race is a social construct.There are different ethnicities in the world, but our decision to group different ethnicities together into large umbrellas of "race" is the social construct that most... |
27,052 | 4e1t8g | intel turbo boost, why not just keep it at the frequency that it is turbo boost at instead of a lower frequency? i.e 2.4ghz normal 3.2ghz turbo? | There are multiple reasons for a turbo speed vs what is the nominal max speed. In fact, most processors don't run at max unless stressed. I will use my own 4790k as a example. This has a max speed of 4GHz and a turbo speed of 4.4GHz.Let's imagine it like a car engine. On normal running, the car engine runs at low speed... | [
"At the higher speeds, more heat is generated. This can be dealt with for some period of time, but can't be supported full time. Thus, when the processor is less stressed, it runs at a lower speed to avoid cooking itself.",
"There are multiple reasons for a turbo speed vs what is the nominal max speed. In fact, m... | 2 | [
"There are multiple reasons for a turbo speed vs what is the nominal max speed. In fact, most processors don't run at max unless stressed. I will use my own 4790k as a example. This has a max speed of 4GHz and a turbo speed of 4.4GHz.\n\nLet's imagine it like a car engine. \n\nOn normal running, the car engine runs... | 1 | <P> like the CFM56 is better suited to higher temperatures encountered supersonically.
The engine is a compromise between a big core for power and a small fan for wave drag, and Mach 1.4 is a compromise between higher speed and enough range.
The high-pressure core is derived from the eight-stage compressor and single-s... | question: intel turbo boost, why not just keep it at the frequency that it is turbo boost at instead of a lower frequency? i.e 2.4ghz normal 3.2ghz turbo? context: <P> like the CFM56 is better suited to higher temperatures encountered supersonically.
The engine is a compromise between a big core for power and a small f... | answer: There are multiple reasons for a turbo speed vs what is the nominal max speed. In fact, most processors don't run at max unless stressed. I will use my own 4790k as a example. This has a max speed of 4GHz and a turbo speed of 4.4GHz.Let's imagine it like a car engine. On normal running, the car engine runs at l... |
60,288 | 7wxe3e | how does gene-editing on a live person work? | Viruses are tiny machines which have evolved up around us to insert themselves into our DNA and start churning out copies of themselves. They are really good at what they do. It's actually believed that around 70% of our DNA is fragments of ancient viruses which got in, didn't kill us, and never left.If viruses are cel... | [
"Viruses are tiny machines which have evolved up around us to insert themselves into our DNA and start churning out copies of themselves. They are really good at what they do. It's actually believed that around 70% of our DNA is fragments of ancient viruses which got in, didn't kill us, and never left.\n\nIf viruse... | 2 | [
"Viruses are tiny machines which have evolved up around us to insert themselves into our DNA and start churning out copies of themselves. They are really good at what they do. It's actually believed that around 70% of our DNA is fragments of ancient viruses which got in, didn't kill us, and never left.\n\nIf viruse... | 1 | <P> Lee Prize for Science and Technology Progress.
In 2017, Chen and his collaborator, Deng Hongkui of Peking University, used CRISPR gene editing to transplant human HSCs with the edited CCR5 gene to mice, and conferred HIV resistance to the animals. They subsequently used the technique to treat an AIDS patient who su... | question: how does gene-editing on a live person work? context: <P> Lee Prize for Science and Technology Progress.
In 2017, Chen and his collaborator, Deng Hongkui of Peking University, used CRISPR gene editing to transplant human HSCs with the edited CCR5 gene to mice, and conferred HIV resistance to the animals. They... | answer: Viruses are tiny machines which have evolved up around us to insert themselves into our DNA and start churning out copies of themselves. They are really good at what they do. It's actually believed that around 70% of our DNA is fragments of ancient viruses which got in, didn't kill us, and never left.If viruses... |
169,599 | 27yv3m | "how can some companies refuse to accept cash? what happened to \"good for all debts public and priv(...TRUNCATED) | "Cash is \" legal tender for all debts, public charges, taxes, and due\" but there are no laws (at l(...TRUNCATED) | ["Cash is \" legal tender for all debts, public charges, taxes, and due\" but there are no laws (at (...TRUNCATED) | 2 | [] | 0 | "<P> at any time to surrender the goods that are subject to the credit agreement, whether or not the(...TRUNCATED) | "question: how can some companies refuse to accept cash? what happened to \"good for all debts publi(...TRUNCATED) | "answer: Cash is \" legal tender for all debts, public charges, taxes, and due\" but there are no la(...TRUNCATED) |
131,904 | y94tj | "I understand the basics of the gyroscopes but how is it they are used in guidance systems, how is i(...TRUNCATED) | "The best way I've seen it explained, is this.Basically, you have a number of different sensors work(...TRUNCATED) | ["The best way I've seen it explained, is this.\n\nBasically, you have a number of different sensors(...TRUNCATED) | 1 | ["The best way I've seen it explained, is this.\n\nBasically, you have a number of different sensors(...TRUNCATED) | 1 | "<P> with. Quaternions offer a decent compromise in that they do not suffer from gimbal lock, and o(...TRUNCATED) | "question: I understand the basics of the gyroscopes but how is it they are used in guidance systems(...TRUNCATED) | "answer: The best way I've seen it explained, is this.Basically, you have a number of different sens(...TRUNCATED) |
98,347 | b406mx | "how does the automatic shutoff/ restart function on many newer cars work? does it provide any actua(...TRUNCATED) | "Fuel savings. The engine is designed to require minimal effort to start, thus shutting off the en(...TRUNCATED) | ["Fuel savings. The engine is designed to require minimal effort to start, thus shutting off the e(...TRUNCATED) | 1 | ["Fuel savings. The engine is designed to require minimal effort to start, thus shutting off the e(...TRUNCATED) | 1 | "<P> Electronic throttle control Failure modes There is no mechanical linkage between the accelerato(...TRUNCATED) | "question: how does the automatic shutoff/ restart function on many newer cars work? does it provide(...TRUNCATED) | "answer: Fuel savings. The engine is designed to require minimal effort to start, thus shutting of(...TRUNCATED) |
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