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Function to Calculate Median in SQL Server
According to MSDN , Median is not available as an aggregate function in Transact-SQL. However, I would like to find out whether it is possible to create this functionality (using the Create Aggregate function, user defined function, or some other method).
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SQL SELECT speed int vs varchar
I'm in the process of creating a table and it made me wonder.
9 Answers
9
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How to echo with different colors in the Windows command line
I know that the color bf command sets the colors of the whole command line window but I wanted to to print one single line in a different color.
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how to provide a swap function for my class?
What is the proper way to enable my swap in STL algorithms?
3 Answers
3
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Injecting content into specific sections from a partial view ASP.NET MVC 3 with Razor View Engine
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Sections don't work in partial views and that's by design. You may use some custom helpers to achieve similar behavior, but honestly it's the view's responsibility to include the necessary scripts, not the partial's responsibility. I would recommend using the @scripts sect...
How do I set default values for functions parameters in Matlab?
Is it possible to have default arguments in Matlab? For instance, here:
16 Answers
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What is the difference between self-types and trait subclasses?
...ow, here is a link to another question.
Now, as to what is the difference between a self type and extending a trait, that is simple. If you say B extends A, then B is an A. When you use self-types, B requires an A. There are two specific requirements that are created with self-types:
If B is exte...
Using LINQ to concatenate strings
...regate) as requested in the question and is not intended for everyday use. Because this does not use a StringBuilder it will have horrible performance for very long sequences. For regular code use String.Join as shown in the other answer
Use aggregate queries like this:
string[] words = { "one", "...
How do I create a slug in Django?
...; from django.template.defaultfilters import slugify
>>> slugify("b b b b")
u'b-b-b-b'
>>>
You can call slugify automatically by overriding the save method:
class Test(models.Model):
q = models.CharField(max_length=30)
s = models.SlugField()
def save(self, *args, ...
How to upgrade PostgreSQL from version 9.6 to version 10.1 without losing data?
I'm using the PostgreSQL database for my Ruby on Rails application (on Mac OS X 10.9).
15 Answers
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