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How to reset index in a pandas dataframe? [duplicate]
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@Outcast Source - The fastest is len(df.index), 381ns vs df.shape 1.17us. Oyr something missing?
– jezrael
Jan 3 '18 at 5:15
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Press any key to continue [duplicate]
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Does not work in VSCode
– ZaxLofful
Aug 15 '18 at 17:30
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Awkward way of executing JavaScript code [duplicate]
...ever you can not access imPrivate. This is the common way to handle public vs private variables;
See Why is this function wrapped in parentheses, followed by parentheses? for more info.
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numpy matrix vector multiplication [duplicate]
...ur flattened matrix and vector (which will fail due to a size mismatch n*m vs n).
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How to auto-generate a C# class file from a JSON string [closed]
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The json2csharp tool does a nicer job than VS of formatting the classes especially the class names. It will remove ambiguous characters like "_" and correctly camel case the class names thereafter.
– big_water
Feb 8 '17 at 17:22...
Ubuntu下CodeBlock开发环境配置 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的窗口)。
2》代码“智能感知”的配置:
对windows下VS或Eclipse熟悉的一定知道代码“智能感知”的好处了,CodeBlock的智能感知功能也不比它们落后。这里介绍以下其配置,Settings->Editor->CodeCompletion and Symbol browser(最下面一个...
MFC AFX_WM_CREATETOOLBAR消息相关 - C/C++ - 清泛网 - 专注C/C++及内核技术
...WndEx::EnablePaneMenu
https://msdn.microsoft.com/zh-cn/library/bb983179(v=vs.110).aspx
启用或禁用弹出菜单窗格的自动创建和管理,显示应用程序"窗格中。
禁用效果如下:
....EnableCustomizeButton(FALSE, ID_VIEW_CUSTOMIZE, strCustomize);
效果如下(没...
BugTrap:程序崩溃快照、bug跟踪之利器 - C/C++ - 清泛网 - 专注C/C++及内核技术
...zip包如下(dmp是zip解压出来的):
双击dmp文件,使用vs打开:
进行调试,如下:
这样便可还原崩溃现场,进行跟踪调试快速找出bug。
崩溃文件上传,服务器端下载配置请参见《BugTrap程序崩溃快照上传服务端开发配...
error C2275: “size_t”: 将此类型用作表达式非法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...是把变量的声明全部放在变量的生存块的开始。
注:VS2013(最新补丁SP4及以上)编译器可以支持此类C语法,不会报上述错误。表达式 类型
更改MFC对话框默认的窗口类名 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rc”),选属性,去掉勾选“Enable MFC Features”项(如果是VS.Net,把“MFC Mode property”项改为False)。这样就可以修改对话框的Class Name属性了。
另一种方法是直接用文本编辑器打开资源文件,修改对话框定义代码,插入CLASS项,如...