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810 articles found
Information technology
A Heisenbug is a software bug that disappears or changes its behavior when you try to investigate it. This article covers where the name came from, why such bugs hide, related bug
Logistics
The Economic Order Quantity (EOQ), presented by Ford W. Harris in 1913, is the order size that minimizes the sum of fixed ordering costs and inventory holding costs when demand is
Library & information science
This time, I would like to prepare material on the information retrieval methods commonly used when searching through internet portals or looking for specialized resources. The ope
Journalism & communication
In modern society, news is deeply embedded in our daily lives and is an important medium that provides information about various events and issues. However, news goes through a com
Psychology
Psychology uses the concepts of personal space and territory to study how we perceive and try to protect our physical and emotional space. Personal space and territory are importan
Chemistry
Spectroscopy is a technique that plays an essential role in analyzing the properties and structures of substances and has become an indispensable tool in various fields today. This
Library & information science
This time, we will explore the concepts of the Semantic Web, which is attracting attention as a next-generation web technology, and the related concept of ontology, as well as thei
Earth science
Fog is a weather phenomenon frequently encountered in everyday life and an important factor that limits visibility and greatly affects transportation safety. In particular, fog can
General knowledge
Poe’s Law is the internet rule of thumb that, without a clear sign of the author’s intent, a parody of extreme views will inevitably be taken as sincere by someone. We look at wher
Chemistry
Thermodynamics is an important discipline that explains the interaction between energy and matter. This article explores its key concepts, from basic theory to state and path funct
Statistics
A scale assigns numbers to the attributes of people or objects so they can be expressed statistically. This article explains the four types of scales widely used in sociology, psyc
General knowledge
CCL (Creative Commons License) lets creators state in advance how their work may be used, so others can use it without asking for permission each time. This article explains the co
