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How to use background thread in swift?
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I am using your code in xCode 6.0.1 and ios 8.It gives error as "QOS_CLASS_BACKGROUND" return class and it is of type UInt32 and "dispatch_get_global_queue" requires 1st parameter as int so type error is coming.
– Zalak Patel
Oct 29 '14 at 1...
partial string formatting
...ring.Template('${x} ${y}')
try:
template.substitute({'x':1}) # raises KeyError
except KeyError:
pass
# but the following raises no error
partial_str = template.safe_substitute({'x':1}) # no error
# partial_str now contains a string with partial substitution
partial_template = string.Template(p...
Print in one line dynamically
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answered Jul 14 '10 at 19:05
ewallewall
22.9k1414 gold badges6262 silver badges8383 bronze badges
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How do I get Flask to run on port 80?
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So it's throwing up that error message because you have apache2 running on port 80.
If this is for development, I would just leave it as it is on port 5000.
If it's for production either:
Not Recommended
Stop apache2 first;
Not recommended as...
Working Soap client example
...close();
} catch (Exception e) {
System.err.println("\nError occurred while sending SOAP Request to Server!\nMake sure you have the correct endpoint URL and SOAPAction!\n");
e.printStackTrace();
}
}
private static SOAPMessage createSOAPRequest(String ...
How to import a module given its name as string?
...each import individually wrapped in a try: mods=__import__()\nexcept ImportError as error: report(error) to allow other commands to continue to work while the bad ones get fixed.
– DevPlayer
Apr 8 '15 at 13:38
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Selecting multiple columns in a pandas dataframe
...mment though.
– ely
Feb 4 '16 at 18:05
Ahh, now I see your point. I forgot that columns is an immutable Series and the...
How do I use a custom deleter with a std::unique_ptr member?
...nique<Bar>() {
auto p = create();
if (!p) throw std::runtime_error("Could not `create()` a new `Bar`.");
return { p };
}
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How do I disable “missing docstring” warnings at a file-level in Pylint?
Pylint throws errors that some of files are missing docstrings. I try and add docstrings to each class, method and function but it seems that Pylint also checks that files should a docstring at the beginning of it. Can i disable this somehow? I would like to be notified of a docstring is missing ins...
How to re import an updated package while in Python Interpreter? [duplicate]
I often test my module in the Python Interpreter, and when I see an error, I quickly update the .py file. But how do I make it reflect on the Interpreter ? So, far I have been exiting and reentering the Interpreter because re importing the file again is not working for me.
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