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What is the difference between IQueryable and IEnumerable?
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First of all, IQueryable<T> extends the IEnumerable<T> interface, so anything you can do with a "plain" IEnumerable<T>, you can also do with an IQueryable<T>.
IEnumerable<T> just has a GetEnumerator() m...
How To: Best way to draw table in console app (C#)
..., until you start working with non-unicode characters. Then the width gets all messed up.
– Thom
Jul 6 at 9:54
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leiningen - how to add dependencies for local jars?
...t the point of using a dependency management tool, though if you don't actually want those dependencies managed, you could treat Leiningen as an "open source dependencies management tool" and maybe be careful with lein clean.
As the situation becomes more complex -- there's a larger number of priva...
How to put a UserControl into Visual Studio toolBox
...you've tagged the question as)
I had problems getting them to add automatically to the toolbox as in VS2008/2005.
There's actually an option to stop the toolbox auto populating!
Go to Tools > Options > Windows Forms Designer > General
At the bottom of the list you'll find Toolbox > Au...
Purpose of asterisk before a CSS property
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All browsers but IE ignore the rules. It's known as the star hack. I think IE7 will ignore the rules in standards mode.
In this case, the font rule is set and then overridden for IE 6 and sometimes 7.
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What is the default scope of a method in Java?
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The default scope is package-private. All classes in the same package can access the method/field/class. Package-private is stricter than protected and public scopes, but more permissive than private scope.
More information:
http://docs.oracle.com/javase/tutoria...
How to use continue in jQuery each() loop?
In my application i am using AJAX call. I want to use break and continue in this jQuery loop.
4 Answers
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Responsive website zoomed out to full width on mobile
...ar and I have a demo website. When I resize the browser on a desktop, it all works fine including the nav bar which become collapsible menu with a small icon on the top which I can click to see more menu buttons.
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Handler is abstract ,cannot be instantiated
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@Glenn--, srsly, this just solved all manner of other errors in my code. ++ to this answer!
– Joel Balmer
Mar 12 '14 at 22:28
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Pandas DataFrame Groupby two columns and get counts
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You need to provide one more column which counts the grouping, let's call that column as, "COUNTER" in dataframe.
Like this:
df['COUNTER'] =1 #initially, set that counter to 1.
group_data = df.groupby(['Alphabet','Words'])['COUNTER'].sum() #sum function
print(group_data)
OUTPUT:
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