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Wrapping null-returning method in Java with Option in Scala?
... know whether it will return you a string or a null, because it comes from Java.
4 Answers
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How to make pipes work with Runtime.exec()?
...ocess".
At least with "ls" you have a language-independent (albeit slower) Java replacement. Eg.:
File f = new File("C:\\");
String[] files = f.listFiles(new File("/home/tihamer"));
for (String file : files) {
if (file.matches(.*some.*)) { System.out.println(file); }
}
With "ps", it's a bit ...
Count lines of code in all java classes in Android Studio
Is there any way I can view the total lines of code in each java class in my project?
5 Answers
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Best way to make Java's modulus behave like it should with negative numbers?
In java when you do
6 Answers
6
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How do I pass parameters to a jar file at the time of execution?
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To pass arguments to the jar:
java -jar myjar.jar one two
You can access them in the main() method of "Main-Class" (mentioned in the manifest.mf file of a JAR).
String one = args[0];
String two = args[1];
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PatternSyntaxException: Illegal Repetition when using regex in Java
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The { and } are special in Java's regex dialect (and most other dialects for that matter): they are the opening and closing tokens for the repetition quantifier {n,m} where n and m are integers. Hence the error message: "Illegal repetition".
You shoul...
Where is the documentation for the values() method of Enum?
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You can't see this method in javadoc because it's added by the compiler.
Documented in three places :
Enum Types, from The Java Tutorials
The compiler automatically adds some special methods when it creates
an enum. For example, they have a st...
Jsoup SocketTimeoutException: Read timed out
... following information may be useful to future visitors:
According to the javadocs, the default timeout for an org.jsoup.Connection is 30 seconds.
As has already been mentioned, this can be set using timeout(int millis)
Also, as the OP notes in the edit, this can also be set using timeout(0). How...
Can we convert a byte array into an InputStream in Java?
Can we convert a byte array into an InputStream in Java? I have been looking on the internet but couldn't find it.
2 Answer...
Java Generics Wildcarding With Multiple Classes
... you need.
This can get arbitrarily complicated. To demonstrate, see the JavaDoc declaration of Collections#max, which (wrapped onto two lines) is:
public static <T extends Object & Comparable<? super T>> T
max(Collection<? extends T&g...