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JavaScript, elegant way to check nested object properties for null/undefined [duplicate]
...= null) ? o : o[x];
}, obj);
}
Usage:
get(user, 'loc.lat') // 50
get(user, 'loc.foo.bar') // undefined
Or, to check only if a property exists, without getting its value:
has = function(obj, key) {
return key.split(".").every(function(x) {
if(typeof obj != "object" || obj ...
A 'for' loop to iterate over an enum in Java
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edited Jul 21 '15 at 20:24
Basil Bourque
186k5757 gold badges571571 silver badges804804 bronze badges
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JUnit 4 compare Sets
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104
You can assert that the two Sets are equal to one another, which invokes the Set equals() metho...
Remove items from one list in another
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edited Apr 30 '10 at 15:33
answered Apr 30 '10 at 15:16
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Difference between single quotes and double quotes in Javascript [duplicate]
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edited Nov 19 '19 at 10:20
Mikko Rantalainen
8,41677 gold badges4747 silver badges7777 bronze badges
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Wrong syntax highlighting for PHP file in PHPStorm
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– Scotty Waggoner
Sep 11 '13 at 7:50
3
Thanks! I had same strange behavior. I created a normal f...
Keyboard shortcut for Jump to Previous View Location (Navigate back/forward) in IntelliJ IDEA
... replace Ctrl with ⌘ (command) and Alt with ⌥ (option).
Update In v12.0 it's Alt + Shift +← (Left Arrow) instead of Alt + Ctrl + ← (Left Arrow).
Update 2 In v14.1 (and possibly earlier) it's Ctrl + [
Update 3 In IntelliJ IDEA 2016.3 it's Ctrl + Alt + ← (Left Arrow)
Update 4 In Inte...
How to assign name for a screen? [closed]
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Jul 22 '10 at 14:05
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How to remove padding around buttons in Android?
...ndroid themes.
On the Button element, add:
<Button android:minHeight="0dp" android:minWidth="0dp" ...
Or in your button's style:
<item name="android:minHeight">0dp</item>
<item name="android:minWidth">0dp</item>
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