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

    May 15, 2017 · What is the percent % operator in java? Asked 8 years, 2 months ago Modified 4 years ago Viewed 63k times

  2. 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 …

  3. 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: == Operator: …

  4. java - What is a classpath and how do I set it? - Stack Overflow

    Mar 7, 2010 · I was just reading this line: The first thing the format() method does is load a Velocity template from the classpath named output.vm Please explain what was meant by …

  5. 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 …

  6. java - Setting active profile and config location from command …

    Jun 25, 2015 · I was running it from eclipse and not command line till now. But I tried running from using "gradle bootRun -Dspring.config.location=C:\Config\ -Dspring.profiles.active=staging" …

  7. java - SSL and cert keystore - Stack Overflow

    Aug 16, 2021 · How does my Java program know where my keystore containing the certificate is? Or alternatively: How do I tell my Java program where to look for the keystore? After specifying …

  8. Java Versions and Compatibility - Stack Overflow

    Apr 10, 2023 · Java 20 was fully ready for production use. (Java 20 no longer receives updates a few months after the successive version 21 ships.) You said: What is the JDK to Java SE …

  9. java - Extracting .jar file with command line - Stack Overflow

    Dec 10, 2011 · Java has a class specifically for zip files and one even more specifically for Jar Files. java.util.jar.JarOutputStream java.util.jar.JarInputStream using those you could, on a …

  10. debugging - What are Java command line options to set to allow …

    Sep 26, 2008 · I know there's some JAVA_OPTS to set to remotely debug a Java program. What are they and what do they mean ?