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The split() method in Java does not work on a dot (.) [duplicate]
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java.lang.String.split splits on regular expressions, and . in a regular expression means "any character".
Try temp.split("\\.").
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What is the gain from declaring a method as static
... a first class Function concept that allows that, so static is not needed. Java 8 will have lambda expressions integrated, so we are moving into this direction already.
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In which language are the Java compiler and JVM written?
In which languages are the Java compiler ( javac ), the virtual machine (JVM) and the java starter written?
9 Answers
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I want to get the type of a variable at runtime
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for readers: this is the most useful solution. As in Javascript typeof x, here manOf(x) say the data type!
– Peter Krauss
Nov 27 '19 at 21:45
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Why does the Scala compiler disallow overloaded methods with default arguments?
...y introduce mandatory Hungarian Notation when accessing Scala methods from Java? It seems like it would make the interfaces extremely fragile, forcing the user to take care when type parameters to functions change.
– blast_hardcheese
Dec 17 '14 at 8:44
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Convert String array to ArrayList [duplicate]
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Use this code for that,
import java.util.Arrays;
import java.util.List;
import java.util.ArrayList;
public class StringArrayTest {
public static void main(String[] args) {
String[] words = {"ace", "boom", "crew", "dog", "eon"};
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How does Java handle integer underflows and overflows and how would you check for it?
How does Java handle integer underflows and overflows?
12 Answers
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How to convert a scala.List to a java.util.List?
How to convert Scala's scala.List into Java's java.util.List ?
9 Answers
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How to get the Full file path from URI
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Caused by: java.lang.IllegalArgumentException: URI is not absolute
– Anu Martin
Feb 15 '18 at 18:13
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How to create a sub array from another array in Java?
...use
JDK > 1.5
Arrays.copyOfRange(Object[] src, int from, int to)
Javadoc
JDK <= 1.5
System.arraycopy(Object[] src, int srcStartIndex, Object[] dest, int dstStartIndex, int lengthOfCopiedIndices);
Javadoc
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