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how to unit test file upload in django
...tringIO
def create_image(storage, filename, size=(100, 100), image_mode='RGB', image_format='PNG'):
"""
Generate a test image, returning the filename that it was saved as.
If ``storage`` is ``None``, the BytesIO containing the image data
will be passed instead.
"""
data = BytesI...
Set title background color
... View parentView = (View)parent;
parentView.setBackgroundColor(Color.rgb(0x88, 0x33, 0x33));
}
}
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How to write PNG image to string with the PIL?
...rom io import BytesIO
from PIL import Image, ImageDraw
image = Image.new("RGB", (300, 50))
draw = ImageDraw.Draw(image)
draw.text((0, 0), "This text is drawn on image")
byte_io = BytesIO()
image.save(byte_io, 'PNG')
Read more: http://fadeit.dk/blog/post/python3-flask-pil-in-memory-image
...
convert from Color to brush
...
SolidColorBrush brush = new SolidColorBrush( Color.FromArgb(255,255,139,0) )
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Using [UIColor colorWithRed:green:blue:alpha:] doesn't work with UITableView seperatorColor?
...r method requires a float from 0-1, not 0-255. You need to divide all your RGB values by 255.0, as follows:
self.tableView.seperatorColor = [UIColor colorWithRed:127.0f/255.0f green:127.0f/255.0f blue:127.0f/255.0f alpha:1.0f];
...
Change Bootstrap tooltip color
...: 12px;
padding: 10px 15px 10px 20px;
background: #FFFFFF;
color: rgb(0, 0, 0, .7);
border: 1px solid #737373;
text-align: left;
}
.tooltip.show {
opacity: 1;
}
.bs-tooltip-auto[x-placement^=bottom] .arrow::before,
.bs-tooltip-bottom .arrow::before {
border-bottom-color...
Download file from web in Python 3
...s('off')
plt.imshow(imageio.imread(io_img, as_gray=False, pilmode="RGB"))
plt.show()
if __name__ == '__main__':
main()
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How to change color of SVG image using CSS (jQuery SVG image replacement)?
...ce that I am using white png icons): if ($('.w3-top img').css("color") == "rgb(0, 0, 0)") { $('.w3-top img').css("filter", "invert(100%)"); $('.w3-top img').css("-webkit-filter", "invert(100%)"); };
– user5147563
Apr 15 '17 at 11:23
...
CSS to set A4 paper size
...
CSS
body {
background: rgb(204,204,204);
}
page[size="A4"] {
background: white;
width: 21cm;
height: 29.7cm;
display: block;
margin: 0 auto;
margin-bottom: 0.5cm;
box-shadow: 0 0 0.5cm rgba(0,0,0,0.5);
}
@media print {
body, page[s...
How to draw a rounded Rectangle on HTML Canvas?
...the color on the rectangle, just manipulate the context
ctx.strokeStyle = "rgb(255, 0, 0)";
ctx.fillStyle = "rgba(255, 255, 0, .5)";
roundRect(ctx, 100, 5, 100, 100, 20, true);
// Manipulate it again
ctx.strokeStyle = "#0f0";
ctx.fillStyle = "#ddd";
// Different radii for each corner, others default...