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Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
...added
AND productUsers.productID = rProductID;
END
Option 3: add it to the IN parameter definition:
CREATE PROCEDURE updateProductUsers(
IN rUsername VARCHAR(24) COLLATE utf8_unicode_ci, -- COLLATE added
IN rProductID INT UNSIGNED,
IN rPerm VARCHAR(16))
BEGIN
UPDATE produc...
Using pg_dump to only get insert statements from one table within database
... for a way to get all rows as INSERT statements from one specific table within a database using pg_dump in PostgreSQL.
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Concurrent.futures vs Multiprocessing in Python 3
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I wouldn't call concurrent.futures more "advanced" - it's a simpler interface that works very much the same regardless of whether you use multiple threads or multiple processes as the underlying parallelization gimmick.
So, like virtually all instances of "simpler interface", m...
How to select a node using XPath if sibling node has a specific value?
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Seems I actually didn't read the title. :) Answer stays valid anyway.
– Jens Erat
Jun 11 '13 at 13:34
2
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How do I “source” something in my .vimrc file?
...e "sourced" in my .vimrc file. What exactly does this mean and how do I do it?
4 Answers
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How do I find where JDK is installed on my windows machine?
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Updated the answer with Linux/Unix/Mac OS X and Windows examples.
– Pablo Santa Cruz
Jan 13 '11 at 14:32
129
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Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?
...=0) { ... }
if(someVar==0) { ... }
which is why you can evaluate any primitive type or expression as a boolean test (including, e.g. pointers). Note that you should do the former, not the latter.
Note that there is a difference if you assign obtuse values to a so-called BOOL variable and test for...
Is there a recommended format for multi-line imports?
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Personally I go with parentheses when importing more than one component and sort them alphabetically. Like so:
from Tkinter import (
Button,
Canvas,
DISABLED,
END,
Entry,
Frame,
LEFT,
NORMAL,
RIDGE,
Te...
Why is Scala's immutable Set not covariant in its type?
EDIT : Re-written this question based on original answer
3 Answers
3
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Convert UTC datetime string to local datetime
...o provide your own tzinfo objects, check out the python-dateutil library. It provides tzinfo implementations on top of a zoneinfo (Olson) database such that you can refer to time zone rules by a somewhat canonical name.
from datetime import datetime
from dateutil import tz
# METHOD 1: Hardcode zo...