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Compare object instances for equality by their attributes
... the specific tip about functools should be to use the @functools.total_ordering decorator on your class, then as above you can define just __eq__ and one other and the rest will be derived
– Anentropic
Sep 8 '17 at 10:34
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Check if an array is empty or exists
... tested all other possibilities, we're talking to an instance of Array. In order to make sure it's not empty, we ask about number of elements it's holding, and making sure it has more than zero elements.
firstArray = [];
firstArray.length > 0; // => false
secondArray = [1,2,3];
secondArray....
What exactly is an Assembly in C# or .NET?
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The answer is in order for immediate-grasping.
Put simply, it is the compiled project involving your classes and additional files, if there are. That is, each project in a
solution is assembly.
Or more techinally,
An assembly is w...
What's the fastest way to delete a large folder in Windows?
... to the recycle bin, but the explorer will still try to count all files in order to get an estimate, which takes ages for large folders (> 100k files)
–
How do I parallelize a simple Python loop?
...y parallelizing: {sum(output2) - (finish-start)}')
print(f'returned in order given: {repr(output3)}')
if __name__ == '__main__':
main()
And here's the output:
$ python3 -m futuretest
original inputs: [0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0]
total time to execute 33 = sum([0, 3,...
Does order of where clauses matter in SQL?
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No, that order doesn't matter (or at least: shouldn't matter).
Any decent query optimizer will look at all the parts of the WHERE clause and figure out the most efficient way to satisfy that query.
I know the SQL Server query optimi...
Signed versus Unsigned Integers
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little vs. big endian has to do with the order of the bytes on the platform. Little endian might do 0xFF 0xFE 0x7F while big endian will do 0x7F 0xFE 0xFF.
– Jasper Bekkers
Oct 29 '08 at 18:35
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Ways to save Backbone.js model data?
...Tful server end code. Some people like Ruby, some people like .net, I like PHP. Particularly I like SLIM PHP micro-framework. SLIM PHP is a micro-framework that has a very elegant and simple tool set for dealing with RESTful activities. You can define routes (URIs) like in the examples above and dep...
What's the best UI for entering date of birth? [closed]
.... If you have text boxes, you're relying on the user to spot the MMDD date order and enter their info appropriately, if you provide a dropdown for month then the user will be forced to notice the out of order placement of the month.
– thelem
Oct 4 '16 at 11:58
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Is gcc's __attribute__((packed)) / #pragma pack unsafe?
In C, the compiler will lay out members of a struct in the order in which they're declared, with possible padding bytes inserted between members, or after the last member, to ensure that each member is aligned properly.
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