java Programming Glossary: integral
Why does Java implicitly (without cast) convert a `long` to a `float`? http://stackoverflow.com/questions/1293819/why-does-java-implicitly-without-cast-convert-a-long-to-a-float of a numeric value. Indeed conversions widening from an integral type to another integral type do not lose any information at.. conversions widening from an integral type to another integral type do not lose any information at all the numeric value is..
FullScreen Swing Components Fail to Receive Keyboard Input on Java 7 on Mac OS X Mountain Lion http://stackoverflow.com/questions/13064607/fullscreen-swing-components-fail-to-receive-keyboard-input-on-java-7-on-mac-os-x yet to try using this approach as keyboard input seems integral to the target use cases of FullScreen Exclusive mode such as..
Effect of a Bitwise Operator on a Boolean in Java http://stackoverflow.com/questions/1724205/effect-of-a-bitwise-operator-on-a-boolean-in-java and are bitwise operators when the operands are primitive integral types. They are logical operators when the operands are boolean..
JScrollPane and JList auto scroll http://stackoverflow.com/questions/2132444/jscrollpane-and-jlist-auto-scroll make the preferred size of the JScrollPane 's JViewport an integral multiple of the message pane's height. See also How to Use Scroll..
Validating input using java.util.Scanner http://stackoverflow.com/questions/3059333/validating-input-using-java-util-scanner there's also hasNextBigInteger and hasNextBigDecimal The integral types also has overloads to specify radix for e.g. hexadecimal..
Why comparing Integer with int can throw NullPointerException in Java? http://stackoverflow.com/questions/3352791/why-comparing-integer-with-int-can-throw-nullpointerexception-in-java 4.2. Primitive Types and Values The numeric types are the integral types and the floating point types. JLS 5.1.8 Unboxing Conversion..
Why Java does not see that Integers are equal? http://stackoverflow.com/questions/4428774/why-java-does-not-see-that-integers-are-equal autoboxing is guaranteed to return the same object for integral values in the range 128 127 but an implementation may at its..
C# vs Java Enum (for those new to C#) http://stackoverflow.com/questions/469287/c-sharp-vs-java-enum-for-those-new-to-c are simply named constants. The underlying type must be integral. In Java an enumeration is more like a named instance of a type...
Primitive type 'short' - casting in Java http://stackoverflow.com/questions/477750/primitive-type-short-casting-in-java to short see Integral Types Table for the storage sizes of integral types . Consider for example the following two short variables..
What is the difference between the float and integer data type when the size is the same? http://stackoverflow.com/questions/4806944/what-is-the-difference-between-the-float-and-integer-data-type-when-the-size-is values that have potential decimal places int only stores integral values that is whole numbers So while both are 32 bits wide..
Is it safe when compare 2 float/double directly in Java? http://stackoverflow.com/questions/6786254/is-it-safe-when-compare-2-float-double-directly-in-java integer division will truncate if the result is not integral integer addition subtraction and multiplication will overflow...
Java's L number (long) specification http://stackoverflow.com/questions/769963/javas-l-number-long-specification double e.g. 7.832d . If there is no suffix and it is an integral type e.g. 5623 it is assumed to be an int . If it is not an.. e.g. 5623 it is assumed to be an int . If it is not an integral type e.g. 3.14159 it is assumed to be a double . In all other..
Java: dividing 2 ints makes an int? http://stackoverflow.com/questions/787700/java-dividing-2-ints-makes-an-int be a floating point operation even if the other operand is integral. Java Language Specification §4.2.4 and §15.17 share improve..
char and int in Java http://stackoverflow.com/questions/8549692/char-and-int-in-java ... A widening conversion of a signed integer value to an integral type T simply sign extends the two's complement representation.. the wider format. A widening conversion of a char to an integral type T zero extends the representation of the char value to..
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