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add column to mysql table if it does not exist

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/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found

... I'm compiling gcc 4.6 from source, and apparently sudo make install didn't catch this one. I dug around and found gcc/trunk/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.15 I copied it in to /usr/lib and redirected libs...
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Are there any reasons to use private properties in C#?

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Circular (or cyclic) imports in Python

... answered Apr 13 '09 at 16:15 Shane C. MasonShane C. Mason 6,66233 gold badges2323 silver badges3232 bronze badges ...
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What does the slash mean in help() output?

...esia. – Tomasz Gandor Nov 30 '19 at 6:28 add a comment  |  ...
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Cleanest way to get last item from Python iterator

What's the best way of getting the last item from an iterator in Python 2.6? For example, say 14 Answers ...
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How to read a file in reverse order?

...he file and then clean-close it? – BringBackCommodore64 Mar 13 '17 at 16:09 ...
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Is there a standard way to list names of Python modules in a package?

... 6 You should probably use imp.get_suffixes() instead of your hand-written list. – itsadok Nov 24 '09 at...
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What is the syntax rule for having trailing commas in tuple definitions?

...anDuncan 74.8k1010 gold badges100100 silver badges146146 bronze badges 4 ...
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Is there any difference between “foo is None” and “foo == None”?

...| edited Mar 3 '17 at 14:56 answered Aug 25 '08 at 18:38 Br...