Random Articles (Page 4)
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π Canadian Cross
A cross compiler is a compiler capable of creating executable code for a platform other than the one on which the compiler is running. For example, a compiler that runs on a PC but generates code that runs on Android devices is a cross compiler.
A cross compiler is useful to compile code for multiple platforms from one development host. Direct compilation on the target platform might be infeasible, for example on embedded systems with limited computing resources.
Cross compilers are distinct from source-to-source compilers. A cross compiler is for cross-platform software generation of machine code, while a source-to-source compiler translates from one coding language to another in text code. Both are programming tools.
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- "Canadian Cross" | 2025-07-18 | 12 Upvotes 2 Comments
π Hispanic Paradox
The Hispanic paradox is an epidemiological finding that Hispanic Americans tend to have health outcomes that "paradoxically" are comparable to, or in some cases better than, those of their U.S. non-Hispanic White counterparts, even though Hispanics have lower average income and education. Low socioeconomic status is almost universally associated with worse population health and higher death rates everywhere in the world. The paradox usually refers in particular to low mortality among Hispanics in the United States relative to non-Hispanic Whites. According to the Center for Disease Control's 2015 Vital Signs report, Hispanics in the United States had a 24% lower risk of mortality, as well as lower risk for nine of the fifteen leading causes of death as compared to Whites.
There are multiple hypotheses which aim to determine the reason for the existence of this paradox. Some attribute the Hispanic paradox to biases created by patterns or selection in migration. One such hypothesis is the Salmon Bias, which suggests that Hispanics tend to return home towards the end of their lives, ultimately rendering an individual "statistically immortal" and thus artificially lowering mortality for Hispanics in the United States. Another hypothesis in this group is that of the Healthy Migrant, which attributes the better health of Hispanics to the assumption that the healthiest and strongest members of a population are most likely to migrate.
Other hypotheses around the Hispanic paradox maintain that the phenomenon is real, and is caused by sociocultural factors which characterize the Hispanic population. Many of these factors can be described under the more broad categories of cultural values, interpersonal context, and community context. Some health researchers attribute the Hispanic paradox to different eating habits, especially the relatively high intake of legumes such as beans and lentils.
π Wolfram blocked publication of a mathematical proof with a court order
The Rule 110 cellular automaton (often simply Rule 110) is an elementary cellular automaton with interesting behavior on the boundary between stability and chaos. In this respect, it is similar to Conway's Game of Life. Like Life, Rule 110 is known to be Turing complete. This implies that, in principle, any calculation or computer program can be simulated using this automaton.
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- "Wolfram blocked publication of a mathematical proof with a court order" | 2017-03-26 | 186 Upvotes 39 Comments
π Law of Demeter
The Law of Demeter (LoD) or principle of least knowledge is a design guideline for developing software, particularly object-oriented programs. In its general form, the LoD is a specific case of loose coupling. The guideline was proposed by Ian Holland at Northeastern University towards the end of 1987, and can be succinctly summarized in each of the following ways:
- Each unit should have only limited knowledge about other units: only units "closely" related to the current unit.
- Each unit should only talk to its friends; don't talk to strangers.
- Only talk to your immediate friends.
The fundamental notion is that a given object should assume as little as possible about the structure or properties of anything else (including its subcomponents), in accordance with the principle of "information hiding". It may be viewed as a corollary to the principle of least privilege, which dictates that a module possess only the information and resources necessary for its legitimate purpose.
It is so named for its origin in the Demeter Project, an adaptive programming and aspect-oriented programming effort. The project was named in honor of Demeter, βdistribution-motherβ and the Greek goddess of agriculture, to signify a bottom-up philosophy of programming which is also embodied in the law itself.
Discussed on
- "Law of Demeter" | 2019-07-09 | 81 Upvotes 48 Comments
π Beer distribution game
The beer distribution game (also known as the beer game) is a type of gamification that is used to experience typical coordination problems of a supply chain process. It reflects a role-play simulation where several participants play with each other. The game represents a supply chain with a non-coordinated process where problems arise due to lack of information sharing. This game outlines the importance of information sharing, supply chain management and collaboration throughout a supply chain process. Due to lack of information, suppliers, manufacturers, sales people and customers often have an incomplete understanding of what the real demand of an order is. The most interesting part of the game is that each group has no control over another part of the supply chain. Therefore, each group has only significant control over their own part of the supply chain. Each group can highly influence the entire supply chain by ordering too much or too little which can lead to a bullwhip effect. Therefore, the order taking of a group also highly depends on decisions of the other groups.
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- "Beer Distribution Game" | 2020-03-23 | 229 Upvotes 47 Comments
- "Beer distribution game" | 2017-11-25 | 21 Upvotes 4 Comments
π Narcissistic Number
In number theory, a narcissistic number (also known as a pluperfect digital invariant (PPDI), an Armstrong number (after Michael F. Armstrong) or a plus perfect number) in a given number base is a number that is the sum of its own digits each raised to the power of the number of digits.
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- "Narcissistic Number" | 2015-09-07 | 27 Upvotes 2 Comments
π Somebody Else's Problem
"Somebody else's problem" (also "someone else's problem") is a phrase used to describe an issue which is dismissed by a person on the grounds that they consider somebody else to be responsible for it. The term is also used to refer to a factor that is "out of scope" in a particular context.
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- "Somebody Else's Problem" | 2014-06-03 | 28 Upvotes 5 Comments
π Elixir Sulfanilamide
Elixir sulfanilamide was an improperly prepared sulfonamide antibiotic that caused mass poisoning in the United States in 1937. It is believed to have killed more than 100 people. The public outcry caused by this incident and other similar disasters led to the passing of the 1938 Federal Food, Drug, and Cosmetic Act, which significantly increased the Food and Drug Administration's powers to regulate drugs.
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- "Elixir Sulfanilamide" | 2022-09-29 | 68 Upvotes 70 Comments
π The βRecessionβ Affair
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- "The βRecessionβ Affair" | 2022-08-03 | 29 Upvotes 11 Comments
π High Arctic relocation
The High Arctic relocation (French: La dΓ©localisation du Haut-Arctique, Inuktitut syllabics: αα¦αααα₯α α¦α α αα ααα¦ Inuktitut: Quttiktumut nuutauningit) took place during the Cold War in the 1950s, when 92 Inuit were moved by the Government of Canada to the High Arctic.
The relocation has been a source of controversy: on one hand being described as a humanitarian gesture to save the lives of starving indigenous people and enable them to continue a subsistence lifestyle; and on the other hand, said to be a forced migration instigated by the federal government to assert its sovereignty in the Far North by the use of "human flagpoles", in light of both the Cold War and the disputed territorial claims to the Canadian Arctic Archipelago. Both sides acknowledge that the relocated Inuit were not given sufficient support to prevent extreme privation during their first years after the move. The story was the subject of a book called The Long Exile, published by Melanie McGrath in 2006.
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- "High Arctic relocation" | 2017-11-11 | 68 Upvotes 7 Comments