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Android Oreo (codenamed Android O during development) is the eighth major release and the 15th version of the Android mobile operating system.. It was initially unveiled as an alpha quality developer preview in March 2017 and later made available to the public, on August 21, 2017.
First released on February 15, 2015, as an Android and iOS mobile app, the app has since been released for LG, Samsung, and Sony smart TVs, as well as for Android TV. On May 27, 2020, it became available on Apple TV. As of September 2019, the app is available in 69 countries, including Hong Kong and Macau, and one province.
The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [6] [7] [8] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [9] the pattern of the position detection markers was determined by finding the least-used sequence of ...
WhatsApp (officially WhatsApp Messenger) is an American instant messaging (IM) and voice-over-IP (VoIP) service owned by technology conglomerate Meta. [13] It allows users to send text, voice messages and video messages, [14] make voice and video calls, and share images, documents, user locations, and other content.