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Cast to int vs floor
...= fabs(bar / 3.0 ) //will do the absolute value of a float division
bar = 1.0
foo1 = 0;
foo2 = 0.33333...
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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>';
}...
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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Where to install Android SDK on Mac OS X?
...
When I installed Android Studio 1.0 it ended up in
/Library/Android/sdk/
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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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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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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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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 ...
【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...系翻译官方英文文章，侵删。文章内容质量较高，不过排版较乱（手机版排版不好，请使用PC浏览器查看），凑合着看吧~
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