About 4,660,000 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. 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 :- …

  3. Setting JAVA_HOME environment variable in MS Windows

    12 Set the JAVA_HOME Variable Windows 7 – Right click My Computer and select Properties > Advanced Windows 8 – Go to Control Panel > System > Advanced System Settings Windows …

  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 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 …

  6. 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 …

  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. boolean operations - How to use 'or' in Java? - Stack Overflow

    The || operator can only be used, in Java, where a boolean (true or false) expression is expected, such as in an if statement like the above. So pretty much in an if or a conditional operator (that …

  9. java - How do I set the proxy to be used by the JVM - Stack Overflow

    Sep 23, 2008 · Many times, a Java app needs to connect to the Internet. The most common example happens when it is reading an XML file and needs to download its schema. I am …

  10. How do I use optional parameters in Java? - Stack Overflow

    Update: Java 8 includes the class java.util.Optional out-of-the-box, so there is no need to use guava for this particular reason in Java 8. The method name is a bit different though. Builder …