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How can I comment a single line in XML?
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The Extensible Markup Language (XML) 1.0 only includes the block comments.
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Where to install Android SDK on Mac OS X?
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When I installed Android Studio 1.0 it ended up in
/Library/Android/sdk/
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How can I tell where mongoDB is storing data? (its not in the default /data/db!)
...` | grep REG
It's /var/lib/mongodb/* on my default installation (Ubuntu 11.04).
Note that there is also a /var/lib/mongodb/mongod.lock file holding mongod PID for convenience, however it is located in the data directory - which we are looking for...
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No IUserTokenProvider is registered
I recently updated Asp.Net Identity Core of my application form 1.0 to 2.0.
10 Answers
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Getting new Twitter API consumer and secret keys
...ring identifies your application when making requests to the API. In OAuth 1.0a, your "API keys" probably refer to the combination of this consumer key and the "consumer secret," a string that is used to securely "sign" your requests to Twitter.
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About Android image and asset sizes
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xxxhdpi (640 dpi, Extra-extra-extra-high density screen) - 192px x 192px (1.0) (5.33)
My short article is helpful to create image resources using imagemagick, when there are multiple images.
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PHP mail function doesn't complete sending of e-mail
...tion:
$header = "From: noreply@example.com\r\n";
$header.= "MIME-Version: 1.0\r\n";
$header.= "Content-Type: text/html; charset=ISO-8859-1\r\n";
$header.= "X-Priority: 1\r\n";
$status = mail($to, $subject, $message, $header);
if($status)
{
echo '<p>Your mail has been sent!</p>';
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How to get scrollbar position with Javascript?
...: document.querySelector('#scrollArea'),
rootMargin: '0px',
threshold: 1.0
}
var observer = new IntersectionObserver(callback, options);
var target = document.querySelector('#listItem');
observer.observe(target);
Most modern browsers support the IntersectionObserver, but you should use the ...
scipy.misc module has no attribute imread?
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imread is deprecated in SciPy 1.0.0, and will be removed in 1.2.0.
Use imageio.imread instead.
import imageio
im = imageio.imread('astronaut.png')
im.shape # im is a numpy array
(512, 512, 3)
imageio.imwrite('imageio:astronaut-gray.jpg', im[:, :, 0])
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How do I escape ampersands in XML so they are rendered as entities in HTML?
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As per §2.4 of the XML 1.0 spec, you should be able to use &amp;.
I tried &amp; but this isn't allowed.
Are you sure it isn't a different issue? XML explicitly defines this as the way to escape ampersands.
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