About 8,300,000 results
Open links in new tab
  1. What is the Java ?: operator called and what does it do?

    Not only in Java, this syntax is available within PHP, Objective-C too. In the following link it gives the following explanation, which is quiet good to understand it: A ternary operator is some …

  2. in java what does the @ symbol mean? - Stack Overflow

    Aug 5, 2015 · In Java Persistence API you use them to map a Java class with database tables. For example @Table () Used to map the particular Java class to the date base table. @Entity …

  3. What is the difference between == and equals () in Java?

    0 In Java, == and the equals method are used for different purposes when comparing objects. Here's a brief explanation of the difference between them along with examples: == Operator: …

  4. What does the arrow operator, '->', do in Java? - Stack Overflow

    While hunting through some code I came across the arrow operator, what exactly does it do? I thought Java did not have an arrow operator. return (Collection<Car>) …

  5. How do the post increment (i++) and pre increment (++i) …

    How do the post increment (i++) and pre increment (++i) operators work in Java? Asked 15 years, 5 months ago Modified 1 year, 2 months ago Viewed 445k times

  6. java - How to configure port for a Spring Boot application - Stack …

    How do I configure the TCP/IP port listened on by a Spring Boot application, so it does not use the default port of 8080.

  7. What are the -Xms and -Xmx parameters when starting JVM?

    Feb 7, 2013 · The flag Xmx specifies the maximum memory allocation pool for a Java Virtual Machine (JVM), while Xms specifies the initial memory allocation pool. This means that your …

  8. What does the ^ operator do in Java? - Stack Overflow

    Jan 2, 2010 · Exponentiation in Java As for integer exponentiation, unfortunately Java does not have such an operator. You can use double Math.pow(double, double) (casting the result to int …

  9. java - && (AND) and || (OR) in IF statements - Stack Overflow

    Java has 5 different boolean compare operators: &, &&, |, ||, ^ & and && are "and" operators, | and || "or" operators, ^ is "xor" The single ones will check every parameter, regardless of the …

  10. What is the percent % operator in java? - Stack Overflow

    May 15, 2017 · What is the percent % operator in java? Asked 8 years, 3 months ago Modified 4 years ago Viewed 64k times