An interface is a collection of abstract methods. A class implements
an interface, thereby inheriting the abstract methods of the interface.
An interface is not a class. Writing an interface is similar to
writing a class, but they are two different concepts. A class describes
the attributes and
behaviors of an object. An interface contains behaviors that a class
implements.
Unless the class that implements the interface is abstract, all the methods of the interface need to be defined in the...
Jumat, 31 Januari 2014
Minggu, 19 Januari 2014
20.50
rezt_zek3
A log file is a recording of everything that goes in
and out of a particular server. It is a concept much like the black box
of an airplane that records everything going on with the plane in the
event of a problem. The information is frequently recorded
chronologically, and is located in the root directory, or occasionally
in a secondary folder, depending on how it is set up with...
20.45
rezt_zek3
I was reading an article over the weekend where the author pointed
out that the standard naming convention for SQL Server database files
was .MDF for the data file, LDF for the log file and NDF for additional
data files. This was good stuff so far, then the author stated that
these can be changed if you want to mess around with your other DBA’s.
I have known for years that the file extensions are merely suggestions
(best practice) and that you could change them if you so chose....
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