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Setting different color for each series in scatter plot on matplotlib
... as np
import matplotlib.pyplot as plt
import matplotlib.cm as cm
x = np.arange(10)
ys = [i+x+(i*x)**2 for i in range(10)]
colors = cm.rainbow(np.linspace(0, 1, len(ys)))
for y, c in zip(ys, colors):
plt.scatter(x, y, color=c)
Or you can make your own colour cycler using itertools.cycle and ...
Printing without newline (print 'a',) prints a space, how to remove?
... string you're concatenating so this will be fast.
>>> for i in xrange(20):
... s += 'a'
...
>>> print s
aaaaaaaaaaaaaaaaaaaa
Or you can do it more directly using sys.stdout.write(), which print is a wrapper around. This will write only the raw string you give it, without a...
How do I use IValidatableObject?
...idatableObject
{
[Required]
public bool Enable { get; set; }
[Range(1, 5)]
public int Prop1 { get; set; }
[Range(1, 5)]
public int Prop2 { get; set; }
public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
{
var results = n...
Pick a random element from an array
...nt expect: Int, Double, Float, UInt32, etc. And it lets you provide target ranges for the values. Very handy. You can use array[Int.random(0..<array.count)]` in Swift 4.2
– Duncan C
Sep 19 '18 at 18:30
...
How to sort two lists (which reference each other) in the exact same way
...r zip solution for me (using lists of 10000 random ints): %timeit index = range(len(l1)); index.sort(key=l1.__getitem__); map(l1.__getitem__, index); map(l2.__getitem__, index) 100 loops, best of 3: 8.04 ms per loop (vs 9.17 ms, 9.07 ms for senderle's timits)
– Quantum7
...
How can I time a code segment for testing performance with Pythons timeit?
...)
import time
def myfast():
code
n = 10000
t0 = time.time()
for i in range(n): myfast()
t1 = time.time()
total_n = t1-t0
In Windows, as Corey stated in the comment, time.clock() has much higher precision (microsecond instead of second) and is preferred over time.time().
...
Resetting generator object in Python
...ntil StopIteration and 2) it doesn't wotk with any generator (for instance range)
– Eric
Sep 2 at 16:49
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What is the purpose of the single underscore “_” variable in Python?
...1, 2, 3)
>>> x
1
>>> y
3
Ignore the index
for _ in range(10):
do_something()
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MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
... gridcell.h
Main grid cell default class implementation.
CellRange.h
Definition of CCellID and CCellRange helper classes.
MemDC.h
Keith Rule's memory DC helper class.
InPlaceEdit.cpp, InPlaceEdit.h
In-place edit windows source and header files.
...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
... gridcell.h
Main grid cell default class implementation.
CellRange.h
Definition of CCellID and CCellRange helper classes.
MemDC.h
Keith Rule's memory DC helper class.
InPlaceEdit.cpp, InPlaceEdit.h
In-place edit windows source and header files.
...