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
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
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
java - SSL and cert keystore - Stack Overflow 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 the keystore in some
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 values, before checking the values of the parameters The double ones will first check the left parameter and its value and if true (||) or false ( ) leave the second one untouched Sound compilcated? An
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 ? : thing, sometimes called the ternary operator)