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How can I search for a multiline pattern in a file?
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Hmm tried this just now and didn't seem to work... gist.github.com/rdp/0286d91624930bd11d0169d6a6337c33
– rogerdpack
Dec 3 '18 at 17:22
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Checking if a double (or float) is NaN in C++
... it's commonly used to defend the design, in a circular argument (i don't know if you intended to associate to that, but worth knowing about -- it's flame war stuff). your conclusion that x != x is valid without that option does not follow logically. it might be true for a particular version of g++,...
Best way to generate random file names in Python
...o this.
import datetime
basename = "mylogfile"
suffix = datetime.datetime.now().strftime("%y%m%d_%H%M%S")
filename = "_".join([basename, suffix]) # e.g. 'mylogfile_120508_171442'
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Deep copy of a dict in python
... my_copy = copy.copy(my_dict)
my_deepcopy = copy.deepcopy(my_dict)
Now if you change
my_dict['a'][2] = 7
and do
print("my_copy a[2]: ",my_copy['a'][2],",whereas my_deepcopy a[2]: ", my_deepcopy['a'][2])
you get
>> my_copy a[2]: 7 ,whereas my_deepcopy a[2]: 3
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Using a piano keyboard as a computer keyboard [closed]
...played piano for around 20 years without any pain issues. I would like to know if there is a way to capture MIDI from a MIDI keyboard and output keyboard strokes. I know nothing at all about MIDI but I would like some guidance on how to convert this signal into a keystroke.
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What new capabilities do user-defined literals add to C++?
...'t ever bother
// you elsewhere
std::complex<double> z1 = 1 + 2_i ;
Now, both C99 "double complex" type and C++ "std::complex" type are able to be multiplied, added, subtracted, etc., using operator overloading.
But in C99, they just added another type as a built-in type, and built-in operato...
CUDA incompatible with my gcc version
...s in newer CUDA toolchain release
As of the CUDA 4.1 release, gcc 4.5 is now supported. gcc 4.6 and 4.7 are unsupported.
As of the CUDA 5.0 release, gcc 4.6 is now supported. gcc 4.7 is unsupported.
As of the CUDA 6.0 release, gcc 4.7 is now supported.
As of the CUDA 7.0 release, gcc 4.8 is fully ...
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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How to set ViewBag properties for all Views without using a base class for Controllers?
.....
@{
var myController = (_BaseController)ViewContext.Controller;
}
Now you can refer to values in your base controller from your layout page.
@myController.MyCommonValue
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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