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Append column to pandas dataframe
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It seems in general you're just looking for a join:
> dat1 = pd.DataFrame({'dat1': [9,5]})
> dat2 = pd.DataFrame({'dat2': [7,6]})
> dat1.join(dat2)
dat1 dat2
0 9 7
1 5 6
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How do I get the localhost name in PowerShell?
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An analogue of the bat file code in Powershell
Cmd
wmic path Win32_ComputerSystem get Name
Powershell
Get-WMIObject Win32_ComputerSystem | Select-Object -ExpandProperty name
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hostname.exe
share
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Passing arguments to C# generic new() of templated type
I'm trying to create a new object of type T via its constructor when adding to the list.
14 Answers
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Hash and salt passwords in C#
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Actually this is kind of strange, with the string conversions - which the membership provider does to put them into config files. Hashes and salts are binary blobs, you don't need to convert them to strings unless you want to put them into text files.
In my ...
How to query nested objects?
I have a problem when querying mongoDB with nested objects notation:
3 Answers
3
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getSupportActionBar from inside of Fragment ActionBarCompat
...brary. I'm trying to figure out how to use the getSupportActionBar from within a fragment. My activity that hosts the fragment extends ActionBarActivity , but I don't see a similar support class for Fragments.
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How can I merge two hashes without overwritten duplicate keys in Ruby?
Is there an easy or elegant way to merge two hashes without overwriting duplicate keys?
5 Answers
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Creating a blurring overlay view
...sic app of the new iOS, we can see an album cover behind a view that blurs it.
25 Answers
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How to convert std::string to lower case?
... aware of the function tolower() , however in the past I have had issues with this function and it is hardly ideal anyway as use with a std::string would require iterating over each character.
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Application_Error not firing when customerrors = “On”
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UPDATE
Since this answer does provide a solution, I will not edit it, but I have found a much cleaner way of solving this problem. See my other answer for details...
Original Answer:
I figured out why the Application_Error() method is not being invoked...
Global.asax.cs
public class M...