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Can you determine if Chrome is in incognito mode via a script?
...= frames[0].getComputedStyle(a, '').color;
}
var visited = (color == 'rgb(51, 102, 160)' || color == '#3366a0');
alert('mode is ' + (visited ? 'NOT Private' : 'Private'));
}
function setUniqueSource(frame) {
frame.src = "test.html?" + Math.random();
frame.onload = '';
}
Then in test.ht...
css transform, jagged edges in chrome
...t;
Alternatively, add a 1px transparent box-shadow.
box-shadow: 0 0 1px rgba(255,255,255,0);
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CSS3 Transparency + Gradient
RGBA is extremely fun, and so is -webkit-gradient , -moz-gradient , and uh... progid:DXImageTransform.Microsoft.gradient ... yeah. :)
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Programmatically create a UIView with color gradient
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Try This it worked like a charm for me,
Objective C
I have set RGB gradient background Color to UIview
UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0,0,320,35)];
CAGradientLayer *gradient = [CAGradientLayer layer];
gradient.frame = view.bounds;
gradient.startPoint...
How to draw polygons on an HTML5 canvas?
...beginPath();
polygon(context,125,125,100,5,-Math.PI/2);
context.fillStyle="rgba(227,11,93,0.75)";
context.fill();
context.stroke();
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How can I measure the similarity between two images? [closed]
...al number of sections (say a 10x10 grid) and then computing a histogram of RGB values inside of each cell and compare corresponding histograms. This type of algorithm is preferred because of both its simplicity and it's invariance to scaling and (small!) translation.
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Set transparent background using ImageMagick and commandline prompt
...tched to PNG it did exactly what I wanted - just had to change "white" to "rgb($r,$g,$b)".
– Roger Dueck
Feb 9 '16 at 22:41
3
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Add Text on Image using PIL
...hapes and text.
from PIL import Image, ImageDraw
blank_image = Image.new('RGBA', (400, 300), 'white')
img_draw = ImageDraw.Draw(blank_image)
img_draw.rectangle((70, 50, 270, 200), outline='red', fill='blue')
img_draw.text((70, 250), 'Hello World', fill='green')
blank_image.save('drawn_image.jpg')
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pdftk compression option
... ./base/gsicc_manage.c:1050: gsicc_open_search(): Could not find default_rgb.ic
| ./base/gsicc_manage.c:1651: gsicc_set_device_profile(): cannot find device profile
74.8MB-->32.2MB
badly pixellated
bookmarks TOC are gone
qpdf --linearize:
very fast, a few seconds
no size change
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Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar
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Instead of creating your UIColor object in the RGB format, use HSB and increase the saturation parameter. (Credits to Sam Soffes who describes this method here)
navigationBar.barTintColor = [UIColor colorWithHue:0.555f saturation:1.f brightness:0.855f alpha:1.f];
Note:...