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How to select where ID in Array Rails ActiveRecord without exception
...find_all_by_id(potentially_nonexistent_ids)
case as well.
Update: Rails 4
Comment.where(id: [2, 3, 5])
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C/C++ Struct vs Class
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edited Aug 8 '17 at 14:22
answered May 1 '10 at 14:28
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How do I change Bootstrap 3 column order on mobile layout?
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484
You cannot change the order of columns in smaller screens but you can do that in large screens...
How do you log server errors on django sites
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104
Well, when DEBUG = False, Django will automatically mail a full traceback of any error to each p...
CALayer with transparent hole in it
....cgColor
fillLayer.opacity = 0.5
view.layer.addSublayer(fillLayer)
Swift 4.2 & 5:
let radius: CGFloat = myRect.size.width
let path = UIBezierPath(roundedRect: CGRect(x: 0, y: 0, width: self.view.bounds.size.width, height: self.view.bounds.size.height), cornerRadius: 0)
let circlePath = UIBezi...
Unknown provider: $modalProvider
... edited Jan 18 '17 at 20:59
user4237179
answered Sep 11 '13 at 6:11
m59m59
40.5k1313 g...
Handler “ExtensionlessUrlHandler-Integrated-4.0” has a bad module “ManagedPipelineHandler” in its mo
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+250
The prob...
Pass mouse events through absolutely-positioned element
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496
pointer-events: none;
Is a CSS property that makes events "pass through" the element to whic...
What's the difference between eval, exec, and compile?
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542
The short answer, or TL;DR
Basically, eval is used to evaluate a single dynamically generated ...
Make copy of an array
...have an array a which is constantly being updated. Let's say a = [1,2,3,4,5] . I need to make an exact duplicate copy of a and call it b . If a were to change to [6,7,8,9,10] , b should still be [1,2,3,4,5] . What is the best way to do this? I tried a for loop like:
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