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Using union and order by clause in mysql
...ted answer is also the correct one. This just happened to work well when I tested it.
– rickythefox
Mar 29 '16 at 16:29
...
How can I use UUIDs in SQLAlchemy?
...ame,UUID(),primary_key=True,default=uuid.uuid4)
# Usage
my_table = Table('test',
metadata,
id_column(),
Column('parent_id',
UUID(),
ForeignKey(table_parent.c.id)))
I believe storing as binary(16 bytes) should end up being more efficient than the ...
What is a singleton in C#?
... because you still have the problem of supplying a substitute, e.g. during testing of a component that depends on this class. But I also see different uses, a static class would typically be used for independent utility functions that are independent of state, where a singleton is an actual class in...
LINQ to Entities case sensitive comparison
...peration.Column.IsNullable.Value == true ? " NULL" : "NOT NULL" //todo not tested for DefaultValue
);
Statement(writer);
}
}
}
}
}
public class CustomApplicationDbConfiguration : DbConfiguration
{
public CustomA...
Accessing a class's constants
...
Hmm, I must have mistyped when I tested earlier. Ooops :)
– Jeremy Smith
Jun 21 '11 at 17:51
12
...
Why is it OK to return a 'vector' from a function?
...c[1] = -a[0] * b[2] + b[0] * a[2]; c[2] = a[0] * b[1] - b[0] * a[1];
}
I tested on Visual Studio 2017 with the following results in release mode:
8.01 MOPs by reference
5.09 MOPs returning vector
In debug mode, things are much worse:
0.053 MOPS by reference
0.034 MOPs by return vector
...
Easy way to dismiss keyboard?
...
This does seem to work (tested on ios4.1). Though it is only available on iOS 3.2 upwards. I'm not sure if this is actually guaranteed to work, or is just a non-guaranteed side effect from calling an API in a way that it's not documented to work.
...
Recommendation for compressing JPG files with ImageMagick
...solution to make the file smaller. Lower the JPEG quality instead! You can test it yourself - compare two images one with 97% JPEG and anothern converted to let's say 68% and you will really have a hard time seeing any pixels being different even if you look at 100% zoom! Stock camera and phone's s...
Get to UIViewController from UIView?
...nabled static library that I ship on every application I create. It's been tested several times and I didn't find any problems or leaks.
P.S.: You don't need to use a category like I did if the concerned view is a subclass of yours. In the latter case, just put the method in your subclass and you'r...
How to get the absolute coordinates of a view
... null pointer exception in Android v1.5 (the platform I'm coding for), but testing in v2.1 didn't work any better. Both methods gave me 0s for everything. I included a code snippet above.
– Steve Haley
Feb 9 '10 at 12:23
...