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In this article, the author discusses two probability puzzles that often confuse people. The first puzzle involves determining the probability of a person having two boys given that they have at least one boy. Many people wrongly assume the probability is 1/2, but the correct answer is actually 1/3. The author then introduces a variant […]
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Nearly six years ago, the author created a detailed guide for individuals looking to learn physics on their own. To their surprise, over six hundred thousand people have used their guide to study physics, with many going on to pursue degrees in the subject. The success of the guide demonstrates the value of sharing knowledge […]
JSON Schemas provide auto-completion and validation features for JSON documents in supported editors like Visual Studio and Visual Studio Code. Tooltips are also available to provide information about various properties and values. The JSON API includes a list of schema files for known JSON file formats, which can be used in command line validators and […]
Massachusetts Eye and Ear, in collaboration with other institutions, has conducted a phase I trial of a stem cell treatment called cultivated autologous limbal epithelial cell transplantation (CALEC) for patients with severe chemical burns in one eye. The treatment involves taking stem cells from the patient’s healthy eye, growing them on a graft, and then […]
In a San Francisco neighborhood, a collection of 920 Kodachrome slides was discovered on a sidewalk, revealing images of the city in the 1960s during a time of significant change. These slides captured the construction of the Bay Area Rapid Transit system and the subway beneath Market Street, as well as daily life in the […]
In this article, the author discusses the download sizes of macOS updates and the discrepancies that can occur on Apple silicon Macs. They explain that macOS updates for Intel Macs are typically around 500 MB, while updates for Apple silicon Macs are never less than 1.8 GB. However, the author discovered that updates for Apple […]
This web content describes a fully-functional LoRa transceiver implementation using GNU Radio software-defined radio (SDR). The transceiver allows users to customize various parameters of transmission, such as spreading factor, coding rate, bandwidth, and more. The module includes convenient blocks for both transmission and reception. The implementation is compatible with various LoRa devices and can be […]
In this paper, the authors address the limitations of diffusion-based methods in editing existing objects in videos without compromising their appearance over time. They propose a solution by introducing temporal dependency into text-driven diffusion models, allowing for consistent generation of edited objects. The authors develop an inter-frame propagation mechanism that uses layered representations to propagate […]
Jazz² Resurrection is an open-source reimplementation of the classic game Jazz Jackrabbit 2, released in 1998. It supports various versions of the game, including the Shareware Demo, Holiday Hare ’98, The Secret Files, and Christmas Chronicles. Additionally, it partially supports some features of the JJ2+ extension and MLLE. The latest version of Jazz² Resurrection was […]
Anxiety disorders are difficult to treat because of the excessive avoidance of feared situations. The brain circuit involved in overriding avoidance tendencies is centered around the lateral frontopolar cortex (FPl) and interacts with other brain regions. The FPl plays a causal role in emotional action selection and its recruitment predicts resilience against emotional disorders. This […]