What does the ^ operator do in Java? - Stack Overflow
Jan 2, 2010 · 7 It is the Bitwise xor operator in java which results 1 for different value of bit (ie 1 ^ 0 = 1) and 0 for same value of bit (ie 0 ^ 0 = 0) when a number is written in binary form. ex :- To use your …
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 operation …
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 …
What is the difference between & and && in Java? - Stack Overflow
Apr 9, 2011 · I always thought that && operator in Java is used for verifying whether both its boolean operands are true, and the & operator is used to do Bit-wise operations on two integer …
What is the difference between == and equals () in Java?
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:
Setting JAVA_HOME environment variable in MS Windows
JAVA_HOME and PATH are different, I didn't say point JAVA_HOME to the jre/bin directory. Try making sure that the PATH environment variable includes the jre/bin directory. For example, type java from …
Java Versions and Compatibility - Stack Overflow
Apr 10, 2023 · A Java Runtime Environment (JRE) is an implementation of the Java SE specifications, a complete Java platform, with all the software you need to execute an app written in a JVM …
Remote debugging a Java application - Stack Overflow
Jun 10, 2009 · Steps: Start your remote java application with debugging options as said in above post. Configure Eclipse for remote debugging by specifying host and port. Start remote debugging in …
What are the -Xms and -Xmx parameters when starting JVM?
Jun 11, 2024 · 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 JVM will be …
debugging - What are Java command line options to set to allow JVM …
Apr 17, 2019 · I know there's some JAVA_OPTS to set to remotely debug a Java program. What are they and what do they mean ?
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