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Algorithm to detect corners of paper sheet in photo
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John_West
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answered Jul 10 '11 at 22:47
Daniel CrowleyDani...
How to find out which package version is loaded in R?
...ty cluster. It has 2 versions of R installed. System wide R 2.11 (Debian 6.0) and R 2.14.2 in non-standard location.
12 An...
How to find out the number of CPUs using python
...thony Sottile
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answered Jun 17 '09 at 10:53
Nadia AlramliNadia Alramli
94...
How to append contents of multiple files into one file
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10 Answers
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Active
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Use images instead of radio buttons
...r +
/* HIDE RADIO */
[type=radio] {
position: absolute;
opacity: 0;
width: 0;
height: 0;
}
/* IMAGE STYLES */
[type=radio] + img {
cursor: pointer;
}
/* CHECKED STYLES */
[type=radio]:checked + img {
outline: 2px solid #f00;
}
<label>
<input type="radio" name="test" v...
GraphViz - How to connect subgraphs?
...ue statement is required.
digraph G {
compound=true;
subgraph cluster0 {
a -> b;
a -> c;
b -> d;
c -> d;
}
subgraph cluster1 {
e -> g;
e -> f;
}
b -> f [lhead=cluster1];
d -> e;
c -> g [ltail=cluster0,lhead=cluster1];
c -> e [...
CSS - Overflow: Scroll; - Always show vertical scroll bar?
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401
Just ran into this problem myself. OSx Lion hides scrollbars while not in use to make it seem m...
Measuring text width to be drawn on Canvas ( Android )
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answered Jul 15 '10 at 16:02
Marc BernsteinMarc Bernstein
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...
How can I increment a char?
...
180
In Python 2.x, just use the ord and chr functions:
>>> ord('c')
99
>>> ord('c...
Matplotlib transparent line plots
...
Plain and simple:
plt.plot(x, y, 'r-', alpha=0.7)
(I know I add nothing new, but the straightforward answer should be visible).
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