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Multiprocessing: How to use Pool.map on a function defined in a class?
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I also was annoyed by restrictions on what sort of functions pool.map could accept. I wrote the following to circumvent this. It appears to work, even for recursive use of parmap.
from multiprocessing import Process, Pipe
from itertools import izip
def spawn(f):...
Random / noise functions for GLSL
...8,78.233))) * 43758.5453);
}
You can also generate a noise texture using whatever PRNG you like, then upload this in the normal fashion and sample the values in your shader; I can dig up a code sample later if you'd like.
Also, check out this file for GLSL implementations of Perlin and Simplex no...
SQL Server Output Clause into a scalar variable
...d if the insert only inserted one row, perhaps it is easier to get hold of what is used in the values clause directly instead of using output?
– Mikael Eriksson
Apr 5 '11 at 21:42
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Validate decimal numbers in JavaScript - IsNumeric()
What's the cleanest, most effective way to validate decimal numbers in JavaScript?
49 Answers
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Unique BooleanField value in Django?
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Whenever I've needed to accomplish this task, what I've done is override the save method for the model and have it check if any other model has the flag already set (and turn it off).
class Character(models.Model):
name = models.CharField(max_length=255)
is_the_...
Dynamically set local variable [duplicate]
... Thanks @SvenMarnach, I've updated my answer a bit on your second point. What I wrote on the first point is sufficiently specific that I'm sure I must have tested it, so either I confused myself totally or perhaps it varies by Python version. I'll check again and update the answer in a bit.
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Is the NOLOCK (Sql Server hint) bad practice?
...m.. I still don't get it. So it's fine, but it's also poor form .. is that what you're saying?
– Pure.Krome
Sep 21 '09 at 5:41
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Python element-wise tuple operations like sum
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it's good, but technically not what's asked for because map returns a list, not a tuple... so: tuple(map(sum,zip(a,b))
– Ben
Jan 13 '14 at 3:22
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How to assign bean's property an Enum value in Spring config file?
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But what if I want to use something like "${tes.db.database:ORACLE}" , i.e defaulting a property. It fails to work. Please help
– Shubhi224
Aug 9 '18 at 7:10
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np.mean() vs np.average() in Python NumPy?
...rithmetic mean, and has some additional options for input and output (e.g. what datatypes to use, where to place the result).
np.average can compute a weighted average if the weights parameter is supplied.
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