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Java List.contains(Object with field value equal to x)
...nts a MyObject instance.
Alternatively, as the comments suggest (Thanks MK10), you could use the Stream#anyMatch method:
public boolean containsName(final List<MyObject> list, final String name){
return list.stream().anyMatch(o -> o.getName().equals(name));
}
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Is there a performance difference between a for loop and a for-each loop?
...ion in it repeated a few million times - this was using Java 5 with jre1.6u10 on Windows in case anyone is interested.
While it at least seems to be so that the third one is the fastest, you really should ask yourself if you want to take the risk of implementing this peephole optimization everywher...
wpf: how to show tooltip when button disabled by command?
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answered Nov 11 '10 at 10:46
Kishore KumarKishore Kumar
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How do you obtain a Drawable object from a resource id in android package?
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As of API 21, you should use the getDrawable(int, Theme) method instead of getDrawable(int), a...
Good Linux (Ubuntu) SVN client [closed]
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104
Disclaimer: A long long time ago I was one of the developers for RabbitVCS (previously known a...
Converting string from snake_case to CamelCase in Ruby
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10 Answers
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How do I write unencoded Json to my View using Razor?
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answered Nov 1 '10 at 20:27
LorenzoLorenzo
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How many concurrent requests does a single Flask process receive?
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edited Jun 10 at 3:35
answered Jun 6 '18 at 1:05
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Linq to SQL how to do “where [column] in (list of values)”
... in the list would have a significant impact.
I set up a test where I did 100 trials each of Concat and Contains where each trial involved selecting 25 rows specified by a randomized list of primary keys. I've run this about a dozen times, and most times the Concat method comes out 5 - 10% faster, ...