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Pretty-print an entire Pandas Series / DataFrame
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Thank you! Note that setting the max values to None turns them off. Using the with pd.option_context() option documents what is going on very clearly and explicitly, and makes it clear how to achieve other changes in output formatting that may b...
Aggregate function in an SQL update query?
I'm trying to set the value in one table to the sum of the values in another table. Something along these lines:
6 Answers...
Throw an error in a MySQL trigger
... can use the SIGNAL syntax to throw an exception:
signal sqlstate '45000' set message_text = 'My Error Message';
State 45000 is a generic state representing "unhandled user-defined exception".
Here is a more complete example of the approach:
delimiter //
use test//
create table trigger_test
(...
Unique Key constraints for multiple columns in Entity Framework
...ex("IX_FirstAndSecond", 1, IsUnique = true)]
public int FirstColumn { get; set; }
[Index("IX_FirstAndSecond", 2, IsUnique = true)]
public int SecondColumn { get; set; }
The second parameter in the attribute is where you can specify the order of the columns in the index.
More information: MSDN
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How to add icon inside EditText view in Android ?
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You can set drawableLeft in the XML as suggested by marcos, but you might also want to set it programmatically - for example in response to an event. To do this use the method setCompoundDrawablesWithIntrincisBounds(int, int, int, in...
Problem in running .net framework 4.0 website on iis 7.0
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If you look in the ISAPI And CGI Restrictions, and everything is already set to Allowed, then make sure that the ASP.NET v4.0.30319 handlers are even in the list. In my case they were not. This can be easy to overlook.
I added one for 32 %windir%\Microsoft.NET\Framework\v4.0.30319\aspnet_isapi....
Multi-line commands in GHCi
... grouped by indentation; and the first non-whitespace character in a block sets the indentation by which they're grouped. Since the first non-whitespace character in the let block above is the a of addTwo, all lines in the block must be indented exactly as deep as that a.
– Dan...
JavaScript equivalent of jQuery's extend method
...bject. Each of those objects contains properties that essentially work as settings for the rest of the code within the function. In order to prevent having to specify all of the settings within the config object, I use jQuery's extend method to fill in a new object, settings with any default...
Setting design time DataContext on a Window is giving a compiler error?
...owing XAML below for the main window in my WPF application, I am trying to set the design time d:DataContext below, which I can successfully do for all my various UserControls, but it gives me this error when I try to do it on the window...
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Ignoring a class property in Entity Framework 4.1 Code First
... a particular property
public class Customer
{
public int CustomerID { set; get; }
public string FirstName { set; get; }
public string LastName{ set; get; }
[NotMapped]
public int Age { set; get; }
}
[NotMapped] attribute is included in the System.ComponentModel.DataAnnotation...