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Convert an image to grayscale in HTML/CSS
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Following on from brillout.com's answer, and also Roman Nurik's answer, and relaxing somewhat the the 'no SVG' requirement, you can desaturate images in Firefox using only a single SVG file and some CSS.
Your SVG file will look like this...
Do try/catch blocks hurt performance when exceptions are not thrown?
...tight loops mate. Example the loop where you read and de-serialize objects from a socket data stream in game server and your trying to squeeze as much as you can. So you MessagePack for object serialization instead of binaryformatter, and use ArrayPool<byte> instead of just creating byte array...
phpinfo() - is there an easy way for seeing it?
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From your command line you can run..
php -i
I know it's not the browser window, but you can't see the phpinfo(); contents without making the function call. Obviously, the best approach would be to have a phpinfo script in ...
How to get the path of the batch script in Windows?
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This doesn't remove the filename from the path though (e.g. abc.txt in OP's example).
– dcp
Aug 3 '16 at 13:11
4
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How do I print the type of a variable in Rust?
... fn type_name() -> String {
mut_if!(res = String::from(stringify!($name)), $($($T)*)*);
$(
res.push('<');
$(
res.push_str(&$T::type_name());
res.push(',');
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don't fail jenkins build if execute shell fails
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I see, in that case I would change the wording from: "To stop further execution when command fails:" to: "To stop further execution when command fails and mark Jenkins job as successful:".
– Nir Alfasi
Dec 4 '15 at 18:15
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Detect the specific iPhone/iPod touch model [duplicate]
...e (and probably the iPod touch 2nd generation). However, to stop the users from trying to play a multiplayer on an iPod 1st gen and iPhone 2G I need to check for the specific device model.
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Using R to list all files with a specified extension
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If dot means dot from file extension it won't work. Dot match single character in regular expression.
– Marek
Feb 2 '11 at 16:28
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Practical uses for AtomicInteger
...g algorithms.
Here is an example of non-blocking random number generator from Brian Göetz's Java Concurrency In Practice:
public class AtomicPseudoRandom extends PseudoRandom {
private AtomicInteger seed;
AtomicPseudoRandom(int seed) {
this.seed = new AtomicInteger(seed);
}
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Resize image in PHP
...= $w/$r;
$newwidth = $w;
}
}
$src = imagecreatefromjpeg($file);
$dst = imagecreatetruecolor($newwidth, $newheight);
imagecopyresampled($dst, $src, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);
return $dst;
}
And you could call this function, like so....