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difference between foldLeft and reduceLeft in Scala
...ultingTuple, currentInteger) =>
(currentInteger :: resultingTuple._1, currentInteger + resultingTuple._2)
}
This method takes a List[Int] and returns a Tuple2[List[Int], Int] or (List[Int], Int). It calculates the sum and returns a tuple with a list of integers and it's sum. By the way th...
How to create GUID / UUID?
...-8e3+-1e11).replace(/[018]/g, c =>
(c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16)
);
}
console.log(uuidv4());
Update, 2020-01-06: There is a proposal in the works for a standard uuid module as part of the JS language
...
Is either GET or POST more secure than the other?
...xample.com doesn't respond on SSL).
POST over SSL
q5XQP%RWCd2u#o/T9oiOyR2_YO?yo/3#tR_G7 2_RO8w?FoaObi)
oXpB_y?oO4q?`2o?O4G5D12Aovo?C@?/P/oOEQC5v?vai /%0Odo
QVw#6eoGXBF_o?/u0_F!_1a0A?Q b%TFyS@Or1SR/O/o/_@5o&_o
9q1/?q$7yOAXOD5sc$H`BECo1w/`4?)f!%geOOF/!/#Of_f&AEI#
yvv/wu_b5?/o d9O?VOVOFHwRO/p...
Dynamically updating plot in matplotlib
...t matplotlib.pyplot as plt
import numpy
hl, = plt.plot([], [])
def update_line(hl, new_data):
hl.set_xdata(numpy.append(hl.get_xdata(), new_data))
hl.set_ydata(numpy.append(hl.get_ydata(), new_data))
plt.draw()
Then when you receive data from the serial port just call update_line.
...
Converting from a string to boolean in Python?
... |
edited Apr 29 at 7:32
desolat
3,86366 gold badges2929 silver badges4545 bronze badges
answered Au...
Entity Framework with NOLOCK
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answered Jun 5 '14 at 11:32
Yuriy RozhovetskiyYuriy Rozhovetskiy
21.3k44 gold badges3232 silver badges6060 bronze badges
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What exactly is nullptr?
...hey have a type ( bool ). nullptr is a pointer literal of type std::nullptr_t, and it's a prvalue (you cannot take the address of it using &).
4.10 about pointer conversion says that a prvalue of type std::nullptr_t is a null pointer constant, and that an integral null pointer constant can be...
Sort a list by multiple attributes?
...
answered Nov 20 '10 at 15:32
Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
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System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
...
232
This is not the correct usage of the System.Threading.Timer. When you instantiate the Timer, yo...
Good examples of Not a Functor/Functor/Applicative/Monad?
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answered Aug 27 '12 at 6:32
Petr PudlákPetr Pudlák
59k77 gold badges131131 silver badges290290 bronze badges
...