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Generate pdf from HTML in div using Javascript
...ld(canvas);
var canvasDataURL = onePageCanvas.toDataURL("image/png", 1.0);
var width = onePageCanvas.width;
var height = onePageCanvas.clientHeight;
//! If we're on anything other than the first page,
// add another page
...
best way to preserve numpy arrays on disk
...
I tried to use png and npy to save a same image. png only takes 2K space while the npy takes 307K. This result is really different from your work. Am I doing something wrong? This image is a greyscale image and only 0 and 255 are inside. I ...
How can I create a correlation matrix in R?
...and column labels on a correlation matrix calculated with a single matrix:
png("corplot.png", width=5, height=5, units="in", res=200)
op <- par(mar=c(6,6,1,1), ps=10)
COR <- cor(iris[,1:4])
image(x=seq(nrow(COR)), y=seq(ncol(COR)), z=cor(iris[,1:4]), axes=F, xlab="", ylab="")
text(expand.grid(...
Using Sinatra for larger projects via multiple files
...g/1999/xhtml")
%head
%title= @title
%link(rel="icon" type="image/png" href="/favicon.png")
%meta(http-equiv="X-UA-Compatible" content="IE=8")
%meta(http-equiv="Content-Script-Type" content="text/javascript" )
%meta(http-equiv="Content-Style-Type" content="text/css" )
%meta(...
Controlling the screenshot in the iOS 7 multitasking switcher
... frame]];
[imageView setImage:[UIImage imageNamed:@"Portrait(768x1024).png"]];
[self.window addSubview:imageView];
}
I used this method instead of applicationDidEnterBackground because applicationDidEnterBackground won't be triggered if you doubletap the home button, and applicationWillRes...
Get MIME type from filename extension
...ication/x-perfmon"},
{".pmw", "application/x-perfmon"},
{".png", "image/png"},
{".pnm", "image/x-portable-anymap"},
{".pnt", "image/x-macpaint"},
{".pntg", "image/x-macpaint"},
{".pnz", "image/png"},
{".pot", "application/vnd.ms-powerpoint"},
...
Does “display:none” prevent an image from loading?
...d here's how to use it:
<picture>
<source srcset="mdn-logo-wide.png" media="(min-width: 600px)">
<img src="mdn-logo-narrow.png" alt="MDN">
</picture>
The logic behind
The browser would load the source of the img tag, only if none of the media rules applies. When the <...
Clear icon inside input text
...ne;
}
input[type="reset"]
{
background-image: url( http://png-5.findicons.com/files/icons/1150/tango/32/edit_clear.png );
background-position: center center;
background-repeat: no-repeat;
height: 38px;
width: 38px;
border: none;
background-color: ...
Python: split a list based on a condition?
...2.avi', 999L, '.avi'), ... ]
IMAGE_TYPES = ('.jpg','.jpeg','.gif','.bmp','.png')
images = [f for f in files if f[2].lower() in IMAGE_TYPES]
anims = [f for f in files if f[2].lower() not in IMAGE_TYPES]
Again, this is fine!
There might be slight performance improvements using sets, but it's a tri...
HTML5 Pre-resize images before uploading
...rawImage(img, 0, 0, width, height);
var dataurl = canvas.toDataURL("image/png");
//Post dataurl to the server with AJAX
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