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An engineer in Mumbai started building an ebook manager in 2006. Twenty years later, almost 3 million people across 236 countries open it every two months.
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An engineer in Mumbai started building an ebook manager in 2006. Twenty years later, almost 3 million people across 236 countries open it every two months.
His name is Kovid Goyal. The software is called Calibre. He still maintains it as principal developer. The last release
时政
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twitter.com)
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Nav Toor
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This iconic photograph is still considered one of the most-terrifying space photographs to date. Astronaut Bruce McCandless II became the first human being to do a spacewalk without a safety tether linked to a spacecraft. In 1984, he floated completely untethered in space with…
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This iconic photograph is still considered one of the most-terrifying space photographs to date. Astronaut Bruce McCandless II became the first human being to do a spacewalk without a safety tether linked to a spacecraft. In 1984, he floated completely untethered in space with…
有趣
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twitter.com)
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