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Learn the meanings and origins of various colored ribbons used to raise awareness for different causes and issues. The orange ribbon can represent chronic obstructive pulmonary disease, cultural diversity, gun violence, leukemia, multiple sclerosis, self-injury, and work zone safety.
A file signature, also known as a magic number or magic byte, is data used to identify or verify the content of a file. This web page lists the hexadecimal and ASCII values of various file signatures, along with their ISO 8859-1 encoding and description.
DRBFM is a methodology developed by Toyota to prevent design problems caused by changes to existing engineering designs. It involves good design, good discussion and good dissection of the proposed changes and their potential failures.
A radar beacon (racon) is a device that returns a distinctive signal when triggered by a radar, providing range, bearing and identification information. Learn about the principle of operation, the characteristics, the applications and the proposal for enhanced RACON.
Situation awareness (SA) is the understanding of an environment, its elements, and how it changes with respect to time or other factors. It is important for effective decision making in many environments and has been studied in various fields such as aviation, military, and health care.
Learn the meaning and usage of various emoticons or textual portrayals of a writer's moods or facial expressions. Find out the difference between Western, Eastern and 2channel style emoticons, and how to type them on different platforms.
Q Clearance is a security clearance issued by the Department of Energy that allows access to classified information up to and including TOP SECRET data with the special designation: Restricted Data (TS//RD). Learn more about the different security clearance levels, designations, and investigations in the U.S. government.
PRISMA is an evidence-based minimum set of items to help authors report systematic reviews and meta-analyses of health care interventions. It covers the title, abstract, methods, results, discussion and funding of a review, and provides a flow diagram to show the selection process of studies.