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Calling filter returns [duplicate]
...ar with list comprehensions and generator expressions, the above filter is now (almost) equivalent to the following in python3.x:
( x for x in data if func(x) )
As opposed to:
[ x for x in data if func(x) ]
in python 2.x
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ImportError: No module named dateutil.parser
... I don't think this is accurate. It's a third party lib which has now been ported to python3, but install is still pip3 install python-dateutil for python 3 users
– beetree
Feb 16 at 11:07
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How to hide 'Back' button on navigation bar on iPhone?
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Don't forget that we have the slide to back gesture now. You probably want to remove this as well. Don't forget to enable it back again if necessary.
if ([self.navigationItem respondsToSelector:@selector(hidesBackButton)]) {
self.navigationItem.hidesBackButton = YES;
}
i...
Set value to NULL in MySQL
...emname')");
So the $quantity is outside of the main string.
My sql table now accepted to record null quantity instead of 0
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Which is more preferable to use: lambda functions or nested functions ('def')?
...lt;lambda>'
Lambdas are anonymous functions, after all, so they don't know their own name.
>>> l.__name__
'<lambda>'
>>> foo.__name__
'foo'
Thus lambda's can't be looked up programmatically in their namespace.
This limits certain things. For example, foo can be looked...
What GRANT USAGE ON SCHEMA exactly do?
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Now it's very clear with the directory example :) I must say this is a problem if you insert some table or row with a superuser, for example when you add postGIS using CREATE EXTENSION. It's more or less the same problem with...
Remove leading comma from a string
...)
[",'first string", "more", "even more'"]
This is almost what you want. Now you just have to strip the first two and the last character:
> s.slice(2, s.length-1)
"first string','more','even more"
> s.slice(2, s.length-2).split("','");
["first string", "more", "even more"]
To extract a s...
Link to all Visual Studio $ variables
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Now if only there were a way to access these programmatically in our code (in my case C#).
– Chiramisu
Feb 22 at 7:52
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Is gcc's __attribute__((packed)) / #pragma pack unsafe?
...4.)
When referring to the member x of a struct foo by name, the compiler knows that x is potentially misaligned, and will generate additional code to access it correctly.
Once the address of arr[0].x or arr[1].x has been stored in a pointer object, neither the compiler nor the running program know...
How to split a delimited string in Ruby and convert it to an array?
... It splits a string into an array of its characters.
hmmm, I just realize now that in the original question the string contains commas, so my answer is not really helpful ;-(..
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