How do the post increment (i++) and pre increment (++i) operators work in Java? Asked 15 years, 11 months ago Modified 1 year, 8 months ago Viewed 450k times

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 use your …

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 …

Aug 5, 2015 · In Java Persistence API you use them to map a Java class with database tables. For example @Table () Used to map the particular Java class to the date base table. @Entity …

Since java.lang.String class override equals method, It return true if two String object contains same content but == will only return true if two references are pointing to same object. Here is an example …

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

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 on two integer …

Jul 7, 2009 · Is there a difference between x++ and ++x in java? Asked 16 years, 7 months ago Modified 3 years, 1 month ago Viewed 327k times

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 JVM will be …

java -Xmx1024m filename what does -Xmx mean? see here: Java Tool Doc, it says, -Xmxn Specify the maximum size, in bytes, of the memory allocation pool. This value must a multiple of 1024 greater …