Warning: Table './webel02_wcadrupal/cache_page' is marked as crashed and should be repaired query: SELECT data, created, headers, expire, serialized FROM cache_page WHERE cid = 'https://www.webel.com.au/parsing/propertysnippet/instance-instancespecification-1' in /home/webel02/public_html/includes/database.mysql.inc on line 135

Warning: Cannot modify header information - headers already sent by (output started at /home/webel02/public_html/includes/database.mysql.inc:135) in /home/webel02/public_html/includes/bootstrap.inc on line 736

Warning: Cannot modify header information - headers already sent by (output started at /home/webel02/public_html/includes/database.mysql.inc:135) in /home/webel02/public_html/includes/bootstrap.inc on line 737

Warning: Cannot modify header information - headers already sent by (output started at /home/webel02/public_html/includes/database.mysql.inc:135) in /home/webel02/public_html/includes/bootstrap.inc on line 738

Warning: Cannot modify header information - headers already sent by (output started at /home/webel02/public_html/includes/database.mysql.inc:135) in /home/webel02/public_html/includes/bootstrap.inc on line 739
instance: InstanceSpecification [1] | Webel IT Australia "The Elements of the Web"
This page contains, describes, or reports suspected ERROR(S) in content, a specification, or a tool !
Source
Declaration
?derived: 
false
?union: 
false
?ordered: 
UNDEF
name: 
instance
multiplicity: 
[1]
Package

The instance that is the specified value.

Owning metaclass

Comments

An InstanceSpecification is not an instance !

Equating InstanceSpecification directly with instance can cause confusion for students and educators. In fact, there could be more than one InstanceSpecification for a given instance, representing different times in the evolution of a runtime instance.