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Abstract: At present, there are few research methods that can convert any relational database into a graph database, and most of them are based on a specific field data set to build a relational ...

Open Source Point of Sale is a web-based point of sale system. The application is written in PHP, uses MySQL (or MariaDB) as the data storage back-end, and has a simple but intuitive user interface.

Abstract: In many applications, such as in battery-operated medical devices or in habitat monitoring sensor networks, special data converters are needed, which can operate on battery or even harvested ...