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Why does @foo.setter in Python not work for me?
...k with setters :-)
– Eenoku
Jun 12 '15 at 9:16
20
It works in python 3 because every class is a n...
Map over object preserving keys
... am i out of my mind?
– jsh
Sep 28 '15 at 18:22
@jsh In this case, _.map() is returning [['one', 3], ['two', 6], ['thr...
Apply multiple functions to multiple groupby columns
...ion.
I recommend making a single custom function that returns a Series of all the aggregations. Use the Series index as labels for the new columns:
def f(x):
d = {}
d['a_sum'] = x['a'].sum()
d['a_max'] = x['a'].max()
d['b_mean'] = x['b'].mean()
d['c_d_prodsum'] = (x['c'] * x['d...
Can't find the PostgreSQL client library (libpq)
...
Marc-André Lafortune
70.6k1414 gold badges150150 silver badges162162 bronze badges
answered Sep 21 '11 at 9:44
Siddhartha MukherjeeSiddhartha M...
Django Setup Default Logging
...can't seem to figure out how to setup a "default" logger for my Django installation. I would like to use Django 1.3's new LOGGING setting in settings.py .
...
Windows 7, 64 bit, DLL problems
...++ 32-bit executable on my Windows 7 64-bit development box that also has all those Microsoft applications (Visual Studio 2008 + 2010, TFS, SDK, Microsoft Office)...
And it's still running just fine.
...
Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
...an work around it from within psql by executing the DDL statement conditionally:
SELECT 'CREATE DATABASE mydb'
WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = 'mydb')\gexec
The manual:
\gexec
Sends the current query buffer to the server, then treats each column of each row of the query's...
Get filename and path from URI from mediastore
... cursor.moveToFirst();
return cursor.getString(column_index);
} finally {
if (cursor != null) {
cursor.close();
}
}
}
share
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f...
SQL Server Regular expressions in T-SQL
...FUNCTION RegexContain(@text NVARCHAR(50), @pattern NVARCHAR(50))
RETURNS smallint
AS
EXTERNAL NAME CLR_Functions.[CLR_Functions.myFunctions].RegexContain
Then you should have complete access to the function via the database you stored the assembly in.
Then use in queries like so:
SELECT *
FR...
How to provide user name and password when connecting to a network share
...
151
You can either change the thread identity, or P/Invoke WNetAddConnection2. I prefer the latter...