An item of data that is identified by an arbitrary name. The key is the name, and the value is the content; for example, the key might be CITY, and the value might be CHICAGO. A key-value database is ...

The Python programming language, despite its ease of use, offers a depth of useful functions, modules and data structures. One of these data structures, the "dictionary" data structure, functions as a ...

Most applications need some form of persistence—a way to store the data outside the application for safekeeping. The most basic way is to write data to the file system, but that can quickly become a ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...