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Creating an array of objects in Java
...leStream, IntStream, LongStream which additionally provide generators like range rangeClosed and few others.
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Git blame — prior commits?
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You can use git log -L to view the evolution of a range of lines.
For example :
git log -L 15,23:filename.txt
means "trace the evolution of lines 15 to 23 in the file named filename.txt".
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Rank items in an array using Python/NumPy, without sorting array twice
...temp = array.argsort()
ranks = numpy.empty_like(temp)
ranks[temp] = numpy.arange(len(array))
This avoids sorting twice by inverting the permutation in the last step.
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Delimiters in MySQL
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You can add delimiter to define the range of your mysql procedure code. For the more detail please refer to the last section of my tutorial techflirt.com/mysql-stored-procedure-tutorial
– Ankur Kumar Singh
Mar 4 '18 at 3:4...
How can I sharpen an image in OpenCV?
... makes if 380, but is trimmed of at 255 due to the maximum allowable pixel range. This is information loss and leads to washed out image.
addWeighted(frame, 1.5, image, -0.5, 0, image);
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How to convert a SVG to a PNG with ImageMagick?
...lly in a GUI tool. Quite difficult to find a GUI app on mac in the cheaper range anyway that handles SVG well
– Erik Engheim
Jun 2 '15 at 12:54
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Tricky Google interview question
...# FIFO [value, i, j]
i2 = -1; n2 = n5 = None # indices, nexts
for i in range(1000): # print the first 1000
last = F[-1][:]
print "%3d. %21d = 2^%d * 5^%d" % tuple([i] + last)
if n2 <= last: i2 += 1; n2 = F[i2][:]; n2[0] *= 2; n2[1] += 1
if n5 <= last: i2 -= 1; n5 = F....
Improve subplot size/spacing with many subplots in matplotlib
...pyplot as plt
import matplotlib.ticker as tic
fig = plt.figure()
x = np.arange(100)
y = 3.*np.sin(x*2.*np.pi/100.)
for i in range(5):
temp = 510 + i
ax = plt.subplot(temp)
plt.plot(x,y)
plt.subplots_adjust(hspace = .001)
temp = tic.MaxNLocator(3)
ax.yaxis.set_major_locator...
How to set Sqlite3 to be case insensitive when string comparing?
...tor is case
sensitive for unicode characters that
are beyond the ASCII range. For
example, the expression 'a' LIKE 'A'
is TRUE but 'æ' LIKE 'Æ' is FALSE.)."
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What's the simplest way to subtract a month from a date in Python?
...-1])
return date.replace(day=d,month=m, year=y)
>>> for m in range(-12, 12):
print(monthdelta(datetime.now(), m))
2009-08-06 16:12:27.823000
2009-09-06 16:12:27.855000
2009-10-06 16:12:27.870000
2009-11-06 16:12:27.870000
2009-12-06 16:12:27.870000
2010-01-06 16:12:27.870000
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