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Export and Import all MySQL databases at one time

I want to keep a backup of all my MySQL databases. I have more than 100 MySQL databases. I want to export all of them at the same time and again import all of them into my MySQL server at one time. How can I do that? ...
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What version of Visual Studio is Python on my computer compiled with?

...to be Visual C++ 2008 according to this thread on the OpenCobol forums (of all places). The MSDN page on Predefined Macros indicates 1500 to be the result of the _MSC_VER macro. This other forum post mentions that (For reference, Visual Studio 2003 has _MSC_VER = 1310; Visual Studio 2005 ha...
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How do I activate a virtualenv inside PyCharm's terminal?

...with multiple projects, each which might have a different virtualenv, I'd call the ".pycharmrc" file something different, and perhaps put it into the env directory itself. ~/pycharmenv/bin/terminalactivate sounds like a good option. – Chris Cogdon Mar 10 '14 at...
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Xcode: Build Failed, but no error messages

... really a great answer. I have build 4-5 times. even restarted the xcode – Saurabh Prajapati Sep 24 at 10:30 ...
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【解决】scrapyd启动job时报错:exceptions.TypeError: __init__() got an ...

【解决】scrapyd启动job时报错:exceptions.TypeError: __init__() got an unexpected keyword argument '_job'进入项目spiders目录, 修改 spider py 文件(你自己的spider的主文件):def __init__(self):改为:def __init__(self, *args, **kwargs):最后不要忘了重新部署一...
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What steps should I take to protect my Google Maps API Key?

... your HTML files every one can take a look at those. Still, it doesn't really matter : if anyone tries to use this key on another domain than yours, they will get a Javascript alert -- which is not nice for ther users. So : There is nothing you can do ; this is the way it works And there is not...
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Are nested try/except blocks in python a good programming practice?

...EAFP. Personally, I prefer to avoid nesting when it's not necessary: def __getattribute__(self, item): try: return object.__getattribute__(item) except AttributeError: pass # fallback to dict try: return self.dict[item] except KeyError: raise Attrib...
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How can I tell PyCharm what type a parameter is expected to be?

When it comes to constructors, and assignments, and method calls, the PyCharm IDE is pretty good at analyzing my source code and figuring out what type each variable should be. I like it when it's right, because it gives me good code-completion and parameter info, and it gives me warnings if I try t...
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Verify version of rabbitmq

...tead on Archlinux - [{rabbit,34362},{rabbitmqctl23794,40359}] though I installed rabbitmq 3.1.3-1 :) – Sian Lerk Lau Dec 3 '13 at 6:18 1 ...
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pandas three-way joining multiple dataframes on columns

...SV files. Each has the first column as the (string) names of people, while all the other columns in each dataframe are attributes of that person. ...