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What is a void pointer in C++? [duplicate]
...types, so the exact type that a particular call returns cannot be known at compile time. Therefore, there will be some documentation explaining when it stores which kinds of objects, and therefore which type you can safely cast it to.
This construct is nothing like dynamic or object in C#. Those t...
When to create a new app (with startapp) in Django?
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Add column with number of days between dates in DataFrame pandas
...days' text element, you can also make use of the dt() accessor for series: https://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.dt.html
So,
df[['A','B']] = df[['A','B']].apply(pd.to_datetime) #if conversion required
df['C'] = (df['B'] - df['A']).dt.days
which returns:
...
AngularJS toggle class using ng-class
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iOS 7 style Blur view
...
I am using FXBlurView which works great on iOS5+
https://github.com/nicklockwood/FXBlurView
CocoaPods:
-> FXBlurView (1.3.1)
UIView subclass that replicates the iOS 7 realtime background blur effect, but works on iOS 5 and above.
pod 'FXBlurView', '~> 1.3.1'
...
C# version of java's synchronized keyword?
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Xcode 4, Core Data Model Version - Set Current Version
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This worked for me: https://developer.apple.com/library/mac/recipes/xcode_help-core_data_modeling_tool/Articles/setting_current_version.html
selecting the core data model version
Now my automatic db model migration works(with the automatic mig...
Where to put view-specific javascript files in an ASP.NET MVC application?
...able the webserver to serve the files:
<system.web>
<httpHandlers>
<add path="*.js" verb="GET,HEAD" type="System.Web.StaticFileHandler" />
<add path="*.css" verb="GET,HEAD" type="System.Web.StaticFileHandler" />
<add path="*...
How do I measure execution time of a command on the Windows command line?
Is there a built-in way to measure execution time of a command on the Windows command line?
30 Answers
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Objective-C: Reading a file line by line
... edited May 23 '17 at 12:02
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answered Jun 25 '09 at 18:01
Quinn TaylorQuinn T...