New Articles (Page 15)
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π Sokoban
Sokoban (εεΊ«ηͺ, SΕko-ban, lit.β'warehouse keeper') is a puzzle video game in which the player pushes boxes around in a warehouse, trying to get them to storage locations. The game was designed in 1981 by Hiroyuki Imabayashi, and first released in December 1982 for the PC-80, PC-88, and FM-7 computers.
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- "Sokoban" | 2024-08-29 | 20 Upvotes 10 Comments
π Protein Leverage Hypothesis
The protein leverage hypothesis states that human beings will prioritize the consumption of protein in food over other dietary components, and will eat until protein needs have been met, regardless of energy content, thus leading to over-consumption of foodstuffs when their protein content is low.
This hypothesis has been put forward as a potential explanation of the obesity epidemic. Empirical tests have provided some evidence to confirm the hypothesis with one study suggesting that this could be a link between ultra-processed foods and the prevalence of obesity in the developed world.
In the 1980s, David Raubenheimer and Stephen Simpson, researchers now at the University of Sydney, began to study appetite and food intake in locusts. By studying responses to artificial diets with differing compositions of protein and carbohydrate, they developed the protein leverage hypothesis. Their experiments showed that those who aren't getting enough protein in their diet will continue to be hungry, even when their overall caloric intake is high. "Protein decoys", such as ultraprocessed savory foods that contain little protein (e.g., barbecue chips), are likely to be attractive and to result in overeating. The hormone FGF21, which is released from the liver, can drive savory-seeking behavior under conditions of low protein intake. However, extremely high protein diets can also have drawbacks. In 2020 Simpson and Raubenheimer published the popular science book Eat Like the Animals: What Nature Teaches Us about the Science of Healthy Eating, which details their experiments. For lifelong health they recommend eating a balanced diet with more fiber and fewer fats and carbohydrates rather than an extremely high protein diet.
In 1995, Australian researcher Susanna Holt developed the concept of satiety value, a measure of how much a given food is likely to satisfy the hunger of someone. High protein foods have been found to have high satiety values, though these are outmatched by potatoes and oats (which have a low glycemic index). Fruits rank similarly to high protein foods (likely due to their high level of dietary fibre).
π Immovable Ladder
The Immovable Ladder is a wooden ladder leaning against the right window on the second tier of the facade of the Church of the Holy Sepulchre in the Old City of Jerusalem. The ladder rests on a ledge and is attached to a window owned by the Armenian Apostolic Church. The ladder is a symbol of inter-confessional disputes within Christianity. Its presence in its current location signifies the adherence to an agreement among six Christian denominations, who collectively own the church, not to move, repair, or alter anything in the church without the consent of all six denominations.
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- "Immovable Ladder" | 2024-08-28 | 49 Upvotes 9 Comments
π Eazel, ex-Apple led Linux startup
Eazel was an American software company operating from 1999 to 2001 in Palo Alto and then Mountain View, California. The company's flagship product is the Nautilus file manager for the GNOME desktop environment on Linux, which was immediately adopted and maintained by the free software movement. As the core of Eazel's business model, it is an early example of cloud storage services in the form of personal file storage, transparently and portably stored on the Internet. Renamed to Files, this application continues to be a centerpiece of some free Linux-based desktop environments.
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- "Eazel, ex-Apple led Linux startup" | 2024-08-27 | 147 Upvotes 65 Comments
π Four Stages of Competence
In psychology, the four stages of competence, or the "conscious competence" learning model, relates to the psychological states involved in the process of progressing from incompetence to competence in a skill. People may have several skills, some unrelated to each other, and each skill will typically be at one of the stages at a given time. Many skills require practice to remain at a high level of competence.
The four stages suggest that individuals are initially unaware of how little they know, or unconscious of their incompetence. As they recognize their incompetence, they consciously acquire a skill, then consciously use it. Eventually, the skill can be utilized without it being consciously thought through: the individual is said to have then acquired unconscious competence.
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- "Four Stages of Competence" | 2024-08-26 | 16 Upvotes 7 Comments
π Lockheed CL-1201 nuclear-powered transport aircraft concept
The Lockheed CL-1201 was a design study by Lockheed for a giant 6,000 ton nuclear-powered transport aircraft in the late 1960s. One envisioned use of the concept was as an airborne aircraft carrier.
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- "Lockheed CL-1201 nuclear-powered transport aircraft concept" | 2024-08-25 | 23 Upvotes 2 Comments
π Bum Farto
Joseph "Bum" Farto (July 3, 1919 β February 16, 1976) was a fire chief and convicted drug dealer in Key West, Florida who disappeared in 1976.
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- "Bum Farto" | 2024-08-22 | 119 Upvotes 29 Comments
π Trautonium β a German synthesizer invented in 1930
The Trautonium is an electronic synthesizer invented in 1930 by Friedrich Trautwein in Berlin at the Musikhochschule's music and radio lab, the Rundfunkversuchstelle. Soon afterwards Oskar Sala joined him, continuing development until Sala's death in 2002.
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- "Trautonium β a German synthesizer invented in 1930" | 2024-08-15 | 12 Upvotes 4 Comments
π Rhumb Line
In navigation, a rhumb line, rhumb (), or loxodrome is an arc crossing all meridians of longitude at the same angle, that is, a path with constant bearing as measured relative to true north.
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- "Rhumb Line" | 2024-08-15 | 17 Upvotes 4 Comments
π Venix is a discontinued version of the Unix operating system
Venix is a discontinued version of the Unix operating system for low-end computers, developed by VenturCom, a "company that specialises in the skinniest implementations of Unix".
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- "Venix is a discontinued version of the Unix operating system" | 2024-08-16 | 13 Upvotes 1 Comments