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In MySQL, can I copy one row to insert into the same table?
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This is basically the same solution as the OP had already provided for their own problem, albeit with actual temp tables, and slightly cleaner create pattern. I think the OP asked for a better approach to what they were already using, not a clean up of their existing syntax. ...
Decorators with parameters?
... return result
return wrapper
return decorator
Here you can read more on the subject - it's also possible to implement this using callable objects and that is also explained there.
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Have nginx access_log and error_log log to STDOUT and STDERR of master process
... Jon, what system are you on? On my system, /dev/stdout is world-readable symlink to /dev/fd/1 which is owned and read+writeable by my user.
– Patrick
Jul 29 '14 at 19:06
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In C/C++ what's the simplest way to reverse the order of bits in a byte?
...we're talking about something that's simple to implement without copying a ready-made solution, creating the lookup table does still require another solution. (Of course one might do it by hand, but that's error-prone and time-consuming…)
– Arkku
Apr 8 '10 at...
Get a list of distinct values in List
...tinctNotes = Notes.DistinctBy(note => note.Author);
Update:
After re-reading your question, Kirk has the correct answer if you're just looking for a distinct set of Authors.
Added sample, several fields in DistinctBy:
res = res.DistinctBy(i => i.Name).DistinctBy(i => i.ProductId).ToLi...
Get the value of an instance variable given its name
...mean for @cpus to be public. What you should do is:
class Computer
attr_reader :cpus
end
Now you can do Computer.new(4).cpus.
Note that you can reopen any existing class and make a private ivar into a reader. Since an accessor is just a method, you can do Computer.new(4).send(var_that_evaluate...
Why does Chrome incorrectly determine page is in a different language and offer to translate?
... this is failing. Building off of NinjaCat's answer, we assume that Google reads and predicts the language of your website using an N-gram algorithm -- so, we can't say exactly why Google wants to translate your page; we can only assume that:
There are words on your page that belong to a different...
How can I disable logging while running unit tests in Python Django?
... I find it helpful to sometimes state the obvious for the benefit of other readers: You would put the call to logging.disable (from the accepted answer) at the top of tests.py in your application that is doing the logging.
– CJ Gaconnet
Apr 6 '11 at 15:51
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“ValueError: zero length field name in format” error in Python 3.0,3.1,3.2
....0, so your statement may be chronologically correct, but most of us would read it as indicating that empty braces should work in 3.0.
– Tom Barron
Oct 22 '15 at 20:31
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C++ where to initialize static const
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@squelart I read the text such that the definition must be supplied if the member is used at all - the wording in the standard doesn't limit that requirement to integral constant expressions.
– VladLosev
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