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Relative frequencies / proportions with dplyr
...ltiple variables, each summary peels off one level of the grouping. That makes it easy to progressively roll-up a dataset.
Thus, after the summarise, the last grouping variable specified in group_by, 'gear', is peeled off. In the mutate step, the data is grouped by the remaining grouping variable(...
How do I set a ViewModel on a window in XAML using DataContext property?
... >
<Application.Resources>
<local:MainViewModel x:Key="MainViewModel" />
</Application.Resources>
</Application>
In MainWindow.xaml:
<Window x:Class="BuildAssistantUI.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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Mercurial .hgignore for Visual Studio 2008 projects
What is a good setup for .hgignore file when working with Visual Studio 2008?
7 Answers
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How do I format a number in Java?
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Miquel
14.3k77 gold badges4949 silver badges8383 bronze badges
answered Sep 8 '08 at 20:04
EspoEspo
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How can I know if a branch has been already merged into master?
... edited Feb 25 '15 at 9:31
Jake Berger
4,64911 gold badge2424 silver badges2121 bronze badges
answered Oct 22 '08 at 18:33
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How can I return the current action in an ASP.NET MVC view?
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Use the ViewContext and look at the RouteData collection to extract both the controller and action elements. But I think setting some data variable that indicates the application context (e.g., "editmode" or "error") rather than controller/action redu...
Best way to track onchange as-you-type in input type=“text”?
...015).
Original 2009 Answer:
So, you want the onchange event to fire on keydown, blur, and paste? That's magic.
If you want to track changes as they type, use "onkeydown". If you need to trap paste operations with the mouse, use "onpaste" (IE, FF3) and "oninput" (FF, Opera, Chrome, Safari1).
1B...
Why does 2 == [2] in JavaScript?
...ently discovered that 2 == [2] in JavaScript. As it turns out, this quirk has a couple of interesting consequences:
9 An...
Can I apply the required attribute to fields in HTML5?
How can I check if a user has selected something from a <select> field in HTML5?
13 Answers
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Proxies with Python 'Requests' module
...3128
set https_proxy=10.10.1.11:1080
set ftp_proxy=10.10.1.10:3128
Thanks, Jay for pointing this out:
The syntax changed with requests 2.0.0.
You'll need to add a schema to the url: https://2.python-requests.org/en/latest/user/advanced/#proxies
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