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Questions specifically on internationalization : installation or configuration of CiviCRM in several languages. For question about translation of CiviCRM in one language, please use *localisation* …
Questions relating to how CiviCRM handles date and time in different timezones.
Personal Campaign Page, allows constituents to create their own fundraising pages, and then ask others to fund their cause. Part of CiviContribute.
Questions asked for/related to Google Summer of Code projects.
Questions relating specifically to running CiviCRM on PHP 7.