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Using pickle.dump - TypeError: must be str, not bytes

I'm using python3.3 and I'm having a cryptic error when trying to pickle a simple dictionary. 2 Answers ...
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sqlalchemy IS NOT NULL select

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val() vs. text() for textarea

... | edited Jan 14 '12 at 3:26 Christophe 22.6k2121 gold badges8080 silver badges130130 bronze badges an...
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Remove 'a' from legend when using aesthetics and geom_text

... Henrik 52.1k1111 gold badges117117 silver badges134134 bronze badges answered Aug 20 '13 at 14:46 Simon O'HanlonSimon O'Hanlon ...
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Is it a good idea to index datetime field in mysql?

...ies. If your only condition is BETWEEN NOW() AND DATE_ADD(NOW(), INTERVAL 30 DAY) and you have no other index in the condition, MySQL will have to do a full table scan on every query. I'm not sure how many rows are generated in 30 days, but as long as it's less than about 1/3 of the total rows it ...
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Is cout synchronized/thread-safe?

... The C++03 standard does not say anything about it. When you have no guarantees about the thread-safety of something, you should treat it as not thread-safe. Of particular interest here is the fact that cout is buffered. Even if the ...
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Iterating through directories with Python

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How do I change the figure size with subplots?

... answered Feb 8 '13 at 10:48 Rutger KassiesRutger Kassies 41.9k1111 gold badges9090 silver badges9090 bronze badges ...
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VBoxManage: error: Failed to create the host-only adapter

I am running vagrant 1.4 and virtual box 4.3 on fedora 17 machine. When I do "vagrant up", I get this error: 32 Answers...
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What is a .pid file and what does it contain?

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