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 operating on 3 inputs It's a shortcut for an if-else statement, and is also known as a conditional operator In Perl PHP it works as:
What does the ^ operator do in Java? - Stack Overflow 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 example: The binary representation of 5 is 0101 The binary representation of 4 is 0100
What is the difference between and in Java? - Stack Overflow I always thought that amp; amp; operator in Java is used for verifying whether both its boolean operands are true, and the amp; operator is used to do Bit-wise operations on two integer types
in java what does the @ symbol mean? - Stack Overflow The @ symbol denotes a Java Annotation What a Java annotation does, is that it adds a special attribute to the variable, method, class, interface, or other language elements
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 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 10 – Search for Environment Variables then select Edit the system environment variables Click the Environment Variables button Under System Variables, click New
and * in Java Comments - Stack Overflow The Java language only supports two types of comments A comment in the form of ** * is just a regular multiline comment, and the first character inside it happens to be an asterisk
What are the -Xms and -Xmx parameters when starting JVM? 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 started with Xms amount of memory and will be able to use a maximum of Xmx amount of memory For example, starting a JVM like below will start it with 256 MB of memory and will allow the process to use up to 2048 MB