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How do you calculate the average of a set of circular data? [closed]
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102
Compute unit vectors from the angles and take the angle of their average.
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Use ffmpeg to add text subtitles [closed]
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202
ffmpeg -i infile.mp4 -i infile.srt -c copy -c:s mov_text outfile.mp4
-vf subtitles=infile.srt...
Programmatically create a UIView with color gradient
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702
Objective-C:
UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 320, 50)];
CAGradie...
How can I improve my paw detection?
...sically, you have 5 steps:
def find_paws(data, smooth_radius=5, threshold=0.0001):
data = sp.ndimage.uniform_filter(data, smooth_radius)
thresh = data > threshold
filled = sp.ndimage.morphology.binary_fill_holes(thresh)
coded_paws, num_paws = sp.ndimage.label(filled)
data_sli...
Any way to make a WPF textblock selectable?
...ck control.
<TextBox Background="Transparent"
BorderThickness="0"
Text="{Binding Text, Mode=OneWay}"
IsReadOnly="True"
TextWrapping="Wrap" />
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impro...
Way to get number of digits in an int?
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30 Answers
30
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How can I determine whether a 2D Point is within a Polygon?
...ion, it might translate to something else. On retina screens half a point (0.5/0.5) is pixel. Still, I never noticed that macOS UIs are significantly slower than other UIs. After all 3D APIs (OpenGL or Direct3D) also works with floats and modern graphics libraries very often take advantage of GPU ac...
UITableView + Add content offset at top
...DidLoad method I added:
[self.tableView setContentInset:UIEdgeInsetsMake(50,0,0,0)];
the values it takes are UIEdgeInsetsMake(top,left,bottom,right).
Alternatively the same with Swift:
self.tableView.contentInset = UIEdgeInsetsMake(50, 0, 0, 0)
Swift 4.2:
self.tableView.contentInset = UIEdge...
Javascript roundoff number to nearest 0.5
Can someone give me an idea how can i round off a number to the nearest 0.5.
I have to scale elements in a web page according to screen resolution and for that i can only assign font size in pts to 1, 1.5 or 2 and onwards etc.
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How do you attach and detach from Docker's process?
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Josh Correia
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answered Oct 30 '13 at 16:52
Ken CochraneKen Coch...