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Using :after to clear floating elements

I have a list and the li's have a float:left; . The contents after the <ul> should be aligned correctly. Therefore i can build the following: ...
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Where can I find a NuGet package for upgrading to System.Web.Http v5.0.0.0?

Just upgraded an ASP.NET MVC4 project to use Unity.WebApi version 5.0.0.0 and it requires System.Web.Http v 5.0.0.0 as per the following error: ...
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Select TreeView Node on right click before displaying ContextMenu

... Depending on the way the tree was populated, the sender and the e.Source values may vary. One of the possible solutions is to use e.OriginalSource and find TreeViewItem using the VisualTreeHelper: private void OnPreviewMouseRightButtonDown(object sender, MouseButtonEventArgs e) ...
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How to set current working directory to the directory of the script in bash?

... If you called the script as ./script, . is the correct directory, and changing to . it will also end up in the very directory where script is located, i.e. in the current working directory. – ndim Aug 27 '14 at 20:10 ...
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Change default text in input type=“file”?

... Each browser has it's own rendition of the control and as such you can't change either the text or the orientation of the control. There are some "kind of" hacks you may want to try if you want an html/css solution rather than a Flash or silverlightsolution. http://www.quir...
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Calculate difference in keys contained in two Python dictionaries

Suppose I have two Python dictionaries - dictA and dictB . I need to find out if there are any keys which are present in dictB but not in dictA . What is the fastest way to go about it? ...
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How to pass parameters to anonymous class?

...se are executed in the same order as field assignments, i.e. after super() and before the rest of the actual constructor. new someclass(){ fields; {initializer} fields; methods(){} }. It's sort of like a static initializer but without the static keyword. docs.oracle.com/javase/specs/jls/se7/html/jls...
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Count number of days between two dates

... With the Date (and DateTime) classes you can do (end_date - start_date).to_i to get the number of days difference. share | improve this an...
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Email address validation using ASP.NET MVC data type attributes

... Thank you @Shittu Olugbenga! But I can't understand why this doesn't work: [DataType(DataType.EmailAddress, ErrorMessage = "Error message.")] – Wellington Zanelli Sep 18 '14 at 12:34 ...
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Installing PIL with pip

I am trying to install PIL (the Python Imaging Library) using the command: 21 Answers ...