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- A group of classes that are related to each other.
- The location of a value in computer memory, often represented as a hexadecimal integer.
- A collection of packages and classes that are available for use in other programs.
- import statement:
- A statement that allows programs to use classes defined in other packages.
- A basic element of a program, such as a word, space, symbol, or number.
- A value that appears in source code. For example,
"Hello" is a string literal and
74 is an integer literal.
- magic number:
- A number that appears without explanation as part of an expression. It should generally be replaced with a constant.
- A variable, declared
final, whose value cannot be changed.
- format string:
- A string passed to
printf to specify the format of the output.
- format specifier:
- A special code that begins with a percent sign and specifies the data type and format of the corresponding value.
- type cast:
- An operation that explicitly converts one data type into another. In Java it appears as a type name in parentheses, like
- An operator that yields the remainder when one integer is divided by another. In Java, it is denoted with a percent sign; for example,
5 \% 2 is