Java Reference
In-Depth Information
localhost
The computer's network name for itself.
local variable
A variable declared with a block of
{
and
}
; can be used only within that
block.
long
A really big whole number, with no decimal point.
map
See
HashMap
.
null
A variable that would normally point to an object but isn't pointing to
anything is set to the special value
null
.
object
A collection of live variables and functions, built from a class recipe.
object-oriented
Software based on the theory of objects that combine variables and
functions into one pile of stuff.
package
A collection of Java classes that belong together.
parameter
A value in a function that has been passed in for it to use.
path
A list of directories that the computer will search to find a command or
other resource.
plugin
A compiled piece of code that's added to an already-compiled piece of
code.
port
An agreed-upon number that lets computers communicate over a network.
For example, the Web uses port 80, and Minecraft uses port 25565.
private
A Java keyword that restricts visibility to the current class.
public
A Java keyword that opens up visibility to all classes.
