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Java 8 Distinct by property
... returns a predicate that maintains state about what it's seen previously, and that returns whether the given element was seen for the first time:
public static <T> Predicate<T> distinctByKey(Function<? super T, ?> keyExtractor) {
Set<Object> seen = ConcurrentHashMap.new...
How to change legend title in ggplot
I have the following plot like below.
It was created with this command:
12 Answers
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Jquery change background color
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});
});
The .queue() function waits for running animations to run out and then fires whatever's in the supplied function.
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Generating random number between 1 and 10 in Bash Shell Script [duplicate]
How would I generate an inclusive random number between 1 to 10 in Bash Shell Script?
6 Answers
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How do I make a splash screen?
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Further reading:
App Launch time & Themed launch screens (Android Performance Patterns Season 6 Ep. 4)
Splash screen in Android: The right way
Old answer:
HOW TO: Simple splash screen
This answers shows you how to display a splash screen for a fixed amount of time when your app ...
How do I vertically center text with CSS? [duplicate]
I have a <div> element which contains text and I want to align the contents of this <div> vertically center.
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Override Java System.currentTimeMillis for testing time sensitive code
...commend that instead of messing with the system clock, you bite the bullet and refactor that legacy code to use a replaceable clock. Ideally that should be done with dependency injection, but even if you used a replaceable singleton you would gain testability.
This could almost be automated with se...
Bash function to find newest file matching pattern
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The ls command has a parameter -t to sort by time. You can then grab the first (newest) with head -1.
ls -t b2* | head -1
But beware: Why you shouldn't parse the output of ls
My personal opinion: parsing ls is only dangerous when th...
'git add --patch' to include new files?
...: If you use this with an empty new file, git will not be able to patch it and skip to the next one.
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Continuous Integration for Ruby on Rails? [closed]
...sed with the results. I came from a .NET shop that used CruiseControl.NET and was really spoiled with its ease of use and rich status/reporting.
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