Parsing config files with Java: 
When you write an application, you often want users to be able to configure how they interact with it and how it interacts with their system. These are commonly called “preferences” or “settings,” and they’re stored in “preference files” or “configuration files,” or just “configs.” There are many different formats for config files, including INI, JSON, YAML, and XML, and every language parses these languages differently.
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