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Retrieving a List from a java.util.stream.Stream in Java 8
... is
targetLongList = sourceLongList.stream()
.filter(l -> l > 100)
.collect(Collectors.toList());
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Can an abstract class have a constructor?
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edited Dec 30 '16 at 1:19
rimsky
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Git stash: “Cannot apply to a dirty working tree, please stage your changes”
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– Aleksandr Dubinsky
Jun 4 '14 at 18:04
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Disposing WPF User Controls
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Interesting blog post here:
http://geekswithblogs.net/cskardon/archive/2008/06/23/dispose-of-a-wpf-usercontrol-ish.aspx
It mentions subscribing to Dispatcher.ShutdownStarted to dispose of your resources.
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Element-wise addition of 2 lists?
..., list2)]
[5, 7, 9]
Timing comparisons:
>>> list2 = [4, 5, 6]*10**5
>>> list1 = [1, 2, 3]*10**5
>>> %timeit from operator import add;map(add, list1, list2)
10 loops, best of 3: 44.6 ms per loop
>>> %timeit from itertools import izip; [a + b for a, b in izip(lis...
How can I inject a property value into a Spring Bean which was configured using annotations?
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edited Jul 31 '18 at 17:05
Goodbye StackExchange
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Angular - ui-router get previous state
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answered May 28 '13 at 15:40
laurelnaiadlaurelnaiad
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twitter bootstrap navbar fixed top overlapping site
... your own values or use our snippet below. Tip: By default, the navbar is 50px high.
body { padding-top: 70px; }
Make sure to include this after the core Bootstrap CSS.
and in the Bootstrap 4 docs...
Fixed navbars use position: fixed, meaning they’re pulled from the
normal flow of the DOM and m...
Strings are objects in Java, so why don't we use 'new' to create them?
...more than once. For example, consider the (contrived) code:
for (int i = 0; i < 10; i++) {
System.out.println("Next iteration");
}
If we didn't have interning of Strings, "Next iteration" would need to be instantiated 10 times, whereas now it will only be instantiated once.
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Swift - class method which must be overridden by subclass
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As of Swift 2.0 there are now protocol extensions too :) Apple Reference.
– Ephemera
Sep 13 '15 at 9:25
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