В SQL через Pandas. Эквиваленты SQL-запросов
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В мире, где доминирует SQL, существует Pandas, с привлекательными функциями, типа встроенной визуализации. Pandas быстро стал популярным инструментом исследования данных, затмив SQL. Но SQL по-прежнему держит позиции. Это второй по востребованности и третий по скорости роста язык для Data Science. Достаточно легко выучить SQL, если вы уже знаете Pandas.
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Telegram is riding high, adding tens of million of users this year. Now the bill is coming due.Telegram is one of the few significant social-media challengers to Facebook Inc., FB -1.90% on a trajectory toward one billion users active each month by the end of 2022, up from roughly 550 million today.
The super secure UAE-based Telegram messenger service, developed by Russian-born software icon Pavel Durov, is looking to raise $1bn through a bond placement to a limited number of investors from Russia, Europe, Asia and the Middle East, the Kommersant daily reported citing unnamed sources on February 18, 2021.The issue reportedly comprises exchange bonds that could be converted into equity in the messaging service that is currently 100% owned by Durov and his brother Nikolai.Kommersant reports that the price of the conversion would be at a 10% discount to a potential IPO should it happen within five years.The minimum bond placement is said to be set at $50mn, but could be lowered to $10mn. Five-year bonds could carry an annual coupon of 7-8%.
SQL для тестировщика from ru