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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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Least common multiple for 3 or more numbers
..., args)
Usage:
>>> lcmm(100, 23, 98)
112700
>>> lcmm(*range(1, 20))
232792560
reduce() works something like that:
>>> f = lambda a,b: "f(%s,%s)" % (a,b)
>>> print reduce(f, "abcd")
f(f(f(a,b),c),d)
...
Fling gesture detection on grid layout
...xample only 24 pixels on a 540 high screen, that's very hard to keep it in range with the finger. :S
– WonderCsabo
Nov 16 '13 at 17:15
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Can I bind an array to an IN() condition?
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IN() can use an index, and counts as a range scan. FIND_IN_SET() can't use an index.
– Bill Karwin
Oct 3 '13 at 0:59
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MySql: Tinyint (2) vs tinyint(1) - what is the difference?
...isplay width.
It's important to note that it does not affect the accepted range of values for that particular type, i.e. TINYINT(1) still accepts [-128 .. 127].
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How to split text without spaces into list of words?
...,c in candidates)
# Build the cost array.
cost = [0]
for i in range(1,len(s)+1):
c,k = best_match(i)
cost.append(c)
# Backtrack to recover the minimal-cost string.
out = []
i = len(s)
while i>0:
c,k = best_match(i)
assert c == cost[i]
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Has anyone ever got a remote JMX JConsole to work?
...ont if you use the default RMI configuration, so you have to open up a big range of ports - which might not amuse the server administrator.
There is a solution that does not require opening up a lot of ports however, I've gotten it to work using the combined source snippets and tips from
http://fo...
Why .NET String is immutable? [duplicate]
... a start index and a count, then the most expensive part of creating a sub-range would be copying the objects. However, if it was immutable then the sub-range object could reference the same array, with only the start index and count having to change, with a very considerable change to construction ...
Plot a legend outside of the plotting area in base graphics?
...r=c(5.1, 4.1, 4.1, 8.1), xpd=TRUE)
# Plot both groups
plot(y ~ x, A, ylim=range(c(A$y, B$y)), xlim=range(c(A$x, B$x)), pch=1,
main="Scatter plot of two groups")
points(y ~ x, B, pch=3)
# Add legend to top right, outside plot region
legend("topright", inset=c(-0.2,0), legend=c("A","B...
std::string to float or double
...throw exceptions: std::invalid_argument (if conversion failed) std::out_of_range (if out of the range)
– Jason Doucette
Feb 12 '15 at 23:21
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