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  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. 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, 8 months ago Modified 1 year, 5 months ago Viewed 448k times

  3. 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 …

  4. 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:

  5. 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 …

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

    May 15, 2017 · What is the percent % operator in java? Asked 8 years, 6 months ago Modified 4 years, 4 months ago Viewed 64k times

  7. Proper usage of Java -D command-line parameters

    184 When passing a -D parameter in Java, what is the proper way of writing the command-line and then accessing it from code? For example, I have tried writing something like this...

  8. java - SSL and cert keystore - Stack Overflow

    Aug 16, 2021 · SSL properties are set at the JVM level via system properties. Meaning you can either set them when you run the program (java -D....) Or you can set them in code by doing …

  9. How to import a .cer certificate into a java keystore?

    During the development of a Java webservice client I ran into a problem. Authentication for the webservice is using a client certificate, a username and a password. The client certificate I …

  10. java - What does the colon (:) operator do? - Stack Overflow

    Since most for loops are very similar, Java provides a shortcut to reduce the amount of code required to write the loop called the for each loop. Here is an example of the concise for each …