over half of the world’s population lives in cities and united nations (un) demographers project an increase of 2.5 billion more urban dwellers by 2050. yet there is too little systematic comparative research on the practice of urban health policy and management (hpam), particularly in the megacities of middle-income and developing nations. we make a case for creating a global database on citie...

From 2014 to 2020, we compiled radiocarbon ages from the lower 48 states, creating a database of more than 100,000 archaeological, geological, and paleontological that will be freely available researchers through Canadian Archaeological Radiocarbon Database. Here, discuss process used compile ages, general characteristics database, lessons learned this exercise in “big data” compilation.

The demand for data-intensive Web sites is driving the merger between Web sites and database technologies. Many E-commerce sites and other Internet applications provide Web interface to access information stored in database systems. It is common to use two-tier and three-tier client server architecture for Internet applications. In some cases, other variations of client server models are used. ...

This paper focuses on testing database of existing information system. At the beginning we describe the basic problems of implemented databases, such as data redundancy, poor design of database logical structure or inappropriate data types in columns of database tables. These problems are often the result of incorrect understanding of the primary requirements for a database of an information sy...

BACKGROUND Evidence mapping is an emerging tool used to systematically identify, organize and summarize the quantity and focus of scientific evidence on a broad topic, but there are currently no methodological standards. Using the topic of low-calorie sweeteners (LCS) and selected health outcomes, we describe the process of creating an evidence-map database and demonstrate several example descr...

Malwares are becoming persistent by creating fulledged variants of the same or different family. Malwares belonging to same family share same characteristics in their functionality of spreading infections into the victim computer. These similar characteristics among malware families can be taken as a measure for creating a solution that can help in the detection of the malware belonging to part...