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Make a float only show two decimal places

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: Ihavethevalue25.00inafloat,butwhenIprintitonscreenitis25.0000000. HowcanIdisplaythevaluewithonlytwodecimalplaces? 回答1: Itisnotamatterofhowthenum...

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Matplotlib different size subplots

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: Ineedtoaddtwosubplotstoafigure.Onesubplotneedstobeaboutthreetimesaswideasthesecond(sameheight).IaccomplishedthisusingGridSpecandthecolspanargumen...

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Jelly Bean DatePickerDialog — is there a way to ca

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: ---Notetomoderators:Today(July15),I'venoticedthatsomeonealreadyfacedthisproblemhere.ButI'mnotsureifit'sappropriatetoclosethisasaduplicate,sinceit...

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What are inline namespaces for?

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: C++11allowsinlinenamespaces,allmembersofwhicharealsoautomaticallyintheenclosingnamespace.Icannotthinkofanyusefulapplicationofthis--cansomebodyple...

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Test for non-zero length string in Bash: [ -n “$va

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'veseenbashscriptstestfornon-zerolengthstringintwodifferentways.Mostscriptsusethe-noption: #!/bin/bash #Withthe-noption if[-n$var];then #Dosome...

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