What is the meaning of prepended double colon “::”
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何处买醉
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可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: IfoundthislineofacodeinaclasswhichIhavetomodify: ::Configuration*tmpCo=m_configurationDB;//pointertocurrentdb andIdon\'tknowwhatexactlymeansth...
Spring - @Transactional - What happens in backgrou
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何处买醉
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可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: Iwanttoknowwhatactuallyhappenswhenyouannotateamethodwith@Transactional? Ofcourse,IknowthatSpringwillwrapthatmethodinaTransaction. But,Ihavethefo...
iOS - Dismiss keyboard when touching outside of UI
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何处买醉
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可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: I\'mwonderinghowtomakethekeyboarddisappearwhentheusertouchesoutsideofaUITextField. 回答1: You\'llneedtoaddanUITapGestureRecogniserandassignittothe...
HTML5 best practices; section/header/aside/article
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何处买醉
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可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: ThereisenoughinformationaboutHTML5ontheweb(andalsoonstackoverflow),butnowI\'mcuriousaboutthe\bestpractices\.Tagslikesection/headers/articlearenew...
What does the “|” (single pipe) do in JavaScript?
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何处买醉
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可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试):问题: console.log(0.5|0);//0 console.log(-1|0);//-1 console.log(1|0);//1 Whydoes0.5|0returnzero,butanyinteger(includingnegative)returnstheinputintege...