Bundler and RubyGems have no native cooldown support, but gem.coop, a community-run gem server, launched a cooldowns beta that enforces a 48-hour delay on newly published gems served from a separate endpoint. Pushing the cooldown to the index level rather than the client is interesting because any Bundler user pointed at the gem.coop endpoint gets cooldowns without changing their tooling or workflow at all.
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European governments worry too about the impact the unfolding Middle East crisis may have on consumers back home. On energy and food prices, for example. European gas prices have soared to an extent not seen since the launch of Russia's fullscale invasion of Ukraine in 2022.
在中国—联合国粮农组织南南合作信托基金的资助下，中国农业农村部在乌干达连续实施3期南南合作项目，派出近60名农业专家和技术人员开展农业技术示范推广活动。“如今，乌干达杂交水稻单产达到当地常规水稻的2至3倍。”乌干达发展观察中心执行主任阿拉维·塞曼达表示，“中国农业技术在非洲的推广对促进非洲农业现代化具有重要作用。非洲国家希望同中国深化农业科技合作，携手迈向现代化。”
（作者为北京画院理论研究部研究员）