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Does .asSet(…) exist in any API?
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Now with Java 8 you can do this without need of third-party framework:
Set<String> set = Stream.of("a","b","c").collect(Collectors.toSet());
See Collectors.
Enjoy!
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using facebook sdk in Android studio
... main {
manifest.srcFile 'AndroidManifest.xml'
java.srcDirs = ['src']
resources.srcDirs = ['src']
res.srcDirs = ['res']
}
}
}
Note that depending on when you're following these instructions compared to when this is written, you may ne...
Draw in Canvas by finger, Android
...DIUS = 32;
private int floatToByte(float x) {
int n = java.lang.Math.round(x);
return n;
}
private int pinToByte(int n) {
if (n < 0) {
n = 0;
} else if (n > 255) {
n = 255;
}
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How to install a specific JDK on Mac OS X?
...atest for example). For this, I went to the JDK download homepage: http://java.sun.com/javase/downloads/index.jsp .
I looked for a Mac version, but I'm a bit surprised to only see downloadable versions for Linux, Windows and Solaris ...
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Difference between a class and a module
I came from Java, and now I am working more with Ruby.
9 Answers
9
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How do I measure time elapsed in Java? [duplicate]
... - sure; basically some implementations of nanoTime on some versions of OS/Java/CPU will use hardware CPU time stamp counter (TSC) . However this TSC may not be the same between cores/processors. If your thread is rescheduled to a different core partway through, you will end up with a start timestam...
Simplest way to read json from a URL in java
...stion but what is the simplest way to read and parse JSON from URL in Java ?
11 Answers
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How to check if a line is blank using regex
...es) by trim()-ing it, then checking if the resulting string isEmpty().
In Java, this would be something like this:
if (line.trim().isEmpty()) {
// line is "blank"
}
The regex solution can also be simplified without anchors (because of how matches is defined in Java) as follows:
if (line.mat...
How to set environment variables in Jenkins?
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I just needed to set up JAVA_HOME environment variable and this answer was the one that helped me.
– Sandoval0992
Jan 11 '19 at 10:24
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How many characters can a Java String have?
... palindrome for a integer of up to a million digits. I thought about using Java's functions for reversing Strings, but would they allow for a String to be this long?
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