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Difference between EXISTS and IN in SQL?
...ve a static list to pass:
select * from [table]
where [field] in (1, 2, 3)
When you have a table in an in statement it makes more sense to use a join, but mostly it shouldn't matter. The query optimiser should return the same plan either way. In some implementations (mostly older, such as Micro...
Reading a UTF8 CSV file with Python
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113
The .encode method gets applied to a Unicode string to make a byte-string; but you're calling it...
Good examples using java.util.logging [closed]
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344
java.util.logging keeps you from having to tote one more jar file around with your application...
Prevent form redirect OR refresh on submit?
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answered Aug 12 '09 at 1:53
Christian C. SalvadóChristian C. Salvadó
689k171171 gold badges887887 silver badges826826 bronze badges
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Making a triangle shape using xml definitions?
...use:
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android:fromDegrees="45"
android:toDegrees="45"
android:pivotX="13%"
android:pivotY="-40%" >
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And to create an arrow pointing like <-- use:
android:fromDegrees="45"
android:toDegrees="45"
android:pivotX="87%"
android:pivotY="140%" >
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How do I move an existing Git submodule within a Git repository?
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398
Note: As mentioned in the comments this answer refers to the steps needed with older versions ...
Standard way to embed version into python package?
... in the standard library use __version__, and this is also used in lots of 3rd-party modules, so it's the quasi-standard.
Usually, __version__ is a string, but sometimes it's also a float or tuple.
Edit: as mentioned by S.Lott (Thank you!), PEP 8 says it explicitly:
Module Level Dunder Names
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How to avoid .pyc files?
...lue to
modify the interpreter’s behaviour.
Update 2010-11-27: Python 3.2 addresses the issue of cluttering source folders with .pyc files by introducing a special __pycache__ subfolder, see What's New in Python 3.2 - PYC Repository Directories.
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Scala Programming for Android
I have followed the tutorial at Scala and Android with Scala 2.7.3 final. The resulting Android App works but even the most basic application takes several minutes (!) to compile and needs 900 kb compressed, which is a show stopper for mobile applications. Additionally, the IDE runs out of mem...
Wrap long lines in Python [duplicate]
...print(('{0} Here is a really long '
'sentence with {1}').format(3, 5))
Adjacent string literals are concatenated at compile time, just as in C. http://docs.python.org/reference/lexical_analysis.html#string-literal-concatenation is a good place to start for more info.
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