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How to split a sequence into two pieces by predicate?

...ing partition method: scala> List(1,2,3,4).partition(x => x % 2 == 0) res0: (List[Int], List[Int]) = (List(2, 4),List(1, 3)) share | improve this answer | follow ...
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Getting the count of unique values in a column in bash

....Paused until further notice. 287k8181 gold badges340340 silver badges410410 bronze badges add a comment ...
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How to debug a GLSL shader?

... answered Mar 24 '10 at 17:14 Mr. BernaMr. Berna 10.1k11 gold badge3737 silver badges4141 bronze badges ...
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WAMP 403 Forbidden message on Windows 7

...he access to your Apache server is forbidden from addresses other than 127.0.0.1 in httpd.conf (Apache's config file) : <Directory "c:/wamp/www/"> Options Indexes FollowSymLinks AllowOverride all Order Deny,Allow Deny from all Allow from 127.0.0.1 </Directory> The ...
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UIView Hide/Show with animation

... Objective C [UIView transitionWithView:button duration:0.4 options:UIViewAnimationOptionTransitionCrossDissolve animations:^{ button.hidden = YES; } completion:NULL]; Swift UIView.transitio...
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Bash: If/Else statement in one line

...me_process ) is running on a server. If it is, then echo 1, otherwise echo 0. 5 Answers ...
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Text border using css (border around text)

... Use multiple text shadows: text-shadow: 2px 0 0 #fff, -2px 0 0 #fff, 0 2px 0 #fff, 0 -2px 0 #fff, 1px 1px #fff, -1px -1px 0 #fff, 1px -1px 0 #fff, -1px 1px 0 #fff; body { font-family: sans-serif; background: #222; color: darkred; } h1 { text-sha...
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Calculating frames per second in a game

... 100 You need a smoothed average, the easiest way is to take the current answer (the time to draw th...
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Convert an image to grayscale in HTML/CSS

.../* Disable grayscale on hover */ img:hover { -webkit-filter: grayscale(0); filter: none; } <img src="http://lorempixel.com/400/200/"> What about Internet Explorer 10? You can use a polyfill like gray. ...
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Simplest code for array intersection in javascript

... Ry-♦ 192k4444 gold badges392392 silver badges403403 bronze badges answered Dec 11 '09 at 3:08 Anon.Anon. 49.5k88 gold badges...