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Convert number strings with commas in pandas DataFrame to float

... If you're reading in from csv then you can use the thousands arg: df.read_csv('foo.tsv', sep='\t', thousands=',') This method is likely to be more efficient than performing the operation as a separate step. You need to set the locale first: In ...
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Python JSON serialize a Decimal object

...tr instead of float to ensure precision. – Seppo Erviälä Aug 30 '16 at 13:03 2 ...
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A good example for boost::algorithm::join

...d Dec 2 '09 at 15:10 Tristram GräbenerTristram Gräbener 9,00133 gold badges2828 silver badges4545 bronze badges ...
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linux ls、ll命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术

linux ls、ll命令详解ls只是简单的列出目录下文件名,ll更加详细的列出了文件的类型、文件所有者权限、文件所有者组权限、文件大小、文件最后修改时间。ls只是简单的列出目录下文件名,ll更加详细的列出了文件的类型、文件...
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How to save a data.frame in R?

... take into account as well. I typically have a section of processing some .csv files and once I get them where I like them, I prefer to save them so I don't have to re-run that code every time I re-visit my project. So, preserving that work/tweaks to the structure is important to consider. ...
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Mozilla PDF.js:PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...术支持。目标是建立一个通用的,基于web的解析和渲染PDF文件的平台。https://github.com/ChineseDron/pdf.js# 是从Mozilla原版中fork出来的一个版本,原版的链接在这里https://github.com/mozilla/pdf.js 原版的版次新一些,我们用原版。 PDF.js怎...
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Office在线预览及PDF在线预览的实现方式大集合 - 更多技术 - 清泛网 - 专注...

...Office2007以上版本的一个PDF插件SaveAsPDFandXPS.exe可以导出PDF文件,然后再利用免费的swftools.exe工具生成swf格式的Flash文件,网页中加载flexpaper免费开源工具(有广告)实现Flash文件的预览。 优点: 1、有效的保护的源文件文件的...
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Can I have onScrollListener for a ScrollView?

...ngeListener which requires API level 23 – Anders Ullnæss Feb 13 '19 at 10:59  |  show 1 more comment ...
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.reg文件删除注册表项和值 - 更多技术 - 清泛网 - 专注C/C++及内核技术

.reg文件删除注册表项和值要使用 .reg 文件删除注册表项,请在 .reg 文件中的 RegistryPath 前放置一个连字符 (-)。例如,要从以下注册表项中删除 Test 子...要使用 .reg 文件删除注册表项,请在 .reg 文件中的 RegistryPath 前放置一个连字...
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预编译头文件来自编译器的早期版本,或者预编译头为 C++ 而在 C 中使用它(...

...compiled header) 功能时,如果项目中同时混合有 .c 和 .cpp 源文件,则可能收到 C1853 编译器错误:fatal error C1853: 'pjtname.pch' precompiled header file is from a previous version of the compiler, or the precompiled header is C++ and you are using it from C (or vice versa...