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How to change color in markdown cells ipython/jupyter notebook?
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The "font" tag is now deprecated. You can use the "span" tag with the style attribute instead.
– Paul
2 days ago
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How to implement WiX installer upgrade?
...add:
<RemoveExistingProducts Before="InstallInitialize" />
From now on whenever I install the product it removed previous installed versions.
Note: replace upgrade Id with your own GUID
share
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How to check if a database exists in SQL Server?
...EN 1
ELSE 0
END
AS BIT)
return @result
END
GO
Now you can use it like this:
select [dbo].[DatabaseExists]('master') --returns 1
select [dbo].[DatabaseExists]('slave') --returns 0
share
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What does axis in pandas mean?
...ified to reduce this confusion. I'd do it myself if I could, but for right now, I only know how to use them. I do understand which axis to use to get the data I want. However confusion remains as to why mean() and drop() feel like they affect opposing axes.
– matty
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How does Stack Overflow generate its SEO-friendly URLs?
...low question How can I remove accents on a string?.
The case conversion is now also optional.
public static class Slug
{
public static string Create(bool toLower, params string[] values)
{
return Create(toLower, String.Join("-", values));
}
/// <summary>
/// Creat...
what is reverse() in Django
...rendered as:
<a href="/foo/">link which calls some_view</a>
Now say you want to do something similar in your views.py - e.g. you are handling some other url (not /foo/) in some other view (not some_view) and you want to redirect the user to /foo/ (often the case on successful form sub...
python's re: return True if string contains regex pattern
...similar case where I want to search for an exact string (xyz) and want to know which is a more efficient way to do this, should I use python's 'xyz' in given_text or use re.compile(r'xyz').search(given_text) ?
– bawejakunal
May 4 '16 at 9:01
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Why is Multiple Inheritance not allowed in Java or C#?
I know that multiple inheritance is not allowed in Java and C#. Many books just say, multiple inheritance is not allowed. But it can be implemented by using interfaces. Nothing is discussed about why it is not allowed. Can anybody tell me precisely why it is not allowed?
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Windows 7, 64 bit, DLL problems
...risP said, the problem was in my project dependencies. The key is "How to know your project dependencies in Qt 5?".
As I didn't find any clear way to know it (Dependency Walker didn't help me a lot...), I followed next the "inverse procedure" that takes no more than 5 minutes and avoid a lot of he...
Is there any difference between GROUP BY and DISTINCT
...s.
For example, if you have a bunch of purchase records, and you want to know how much was spent by each department, you might do something like:
SELECT department, SUM(amount) FROM purchases GROUP BY department
This will give you one row per department, containing the department name and the su...