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Scala best way of turning a Collection into a Map-by-key?
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234
You can use
c map (t => t.getP -> t) toMap
but be aware that this needs 2 traversals.
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Add Text on Image using PIL
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edited Jul 25 '17 at 11:54
chro
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answered May 4 '...
add created_at and updated_at fields to mongoose schemas
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As of Mongoose 4.0 you can now set a timestamps option on the Schema to have Mongoose handle this for you:
var thingSchema = new Schema({..}, { timestamps: true });
You can change the name of the fields used like so:
var thingSchema = n...
How do I load an HTML page in a using JavaScript?
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14 Answers
14
Active
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Removing duplicates in lists
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answered Nov 1 '11 at 0:49
pokepoke
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Xcode 4 says “finished running ” on the targeted device — Nothing happens
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For those reading this in regards to Xcode 4.2, and attempting to run on an earlier device (e.g. iPhone 3G, 2G, iPod 1st gen, etc) I have another solution. New projects created in Xcode 4.2 by default specify 'armv7' in the 'Required Device Capabilities'. You'll need...
Change font size of UISegmentedControl
...has been deprecated - use NSFontAttributeName instead.
EDIT #2: For Swift 4 NSFontAttributeName has been changed to NSAttributedStringKey.font.
Swift 5:
let font = UIFont.systemFont(ofSize: 16)
segmentedControl.setTitleTextAttributes([NSAttributedString.Key.font: font], for: .normal)
Swift 4:
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What do I need to read to understand how git works? [closed]
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edited Oct 15 '14 at 3:17
Iain
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answered Nov 4 '08 at...
Detect and exclude outliers in Pandas data frame
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Nihal
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answered Apr 21 '14 at 17:20
tanemakitanemaki...
石头剪刀布 · App Inventor 2 中文网
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石
7
9
13
剪
2
4
11
布
15
3
8
怎么读这张表：
第 1 行第 3 列是 13，意思是”出了石头之后，接着出布“这件事发生过 13 次。
第 2 行第 3 列是 11，...