大约有 340 项符合查询结果（耗时：0.0414秒） [XML]
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()
share
|
improve this answer
|
f...
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...
Intelligent point label placement in R
...rlapping text labels
addTextLabels(x, y, ShortSci, cex=0.9, col.background=rgb(0,0,0, 0.75),
col.label="white")
It works by automatically selecting an alternative location from a fine grid of points. The closest points on the grid are visited first and selected if they don't overlap ...
Why is DarkGray lighter than Gray?
...closer to "Silver". However, the W3C defined Gray (more appropriately?) as RGB 50%.
Here's some more Wikipedia on the subject:
Perhaps most unusual of the color clashes between X11 and W3C is the
case of "Gray" and its variants. In HTML, "Gray" is specifically
reserved for the 128 triplet (...
Random / noise functions for GLSL
...pixel value
vec3 luma = vec3( rand ); // Expand to RGB
fragment = vec4( luma, 1.0 );
}
Screenshot:
I inspected the screenshot in an image editing program. There are 256 colours and the average value is 127, meaning the distribution is uniform and covers the expec...
What would be the Unicode character for big bullet in the middle of the character?
...You can use a span with 50% border radius.
.mydot{
background: rgb(66, 183, 42);
border-radius: 50%;
display: inline-block;
height: 20px;
margin-left: 4px;
margin-right: 4px;
width: 20px;
}
<span class="mydot"></span>
...