Technology Questions

Ribbon is the term used as a replacement to the menu bar and toolbars in the older Microsoft Office versions. Under the ribbon, file menu items and toolbar buttons were grouped according to their functionality. It made these functions much accessible on the main interface, with the most commonly used buttons being shown instantly.

include()
The include() function takes all the content in a specified file and includes it in the current file. If an error occurs, the include() function generates a warning, but the script will continue execution.

include_once()
File will not be included more than once. If we want to include a file once only and further calling of the file will be ignored then we have to use the PHP function include_once().

require()
The require() function is identical to include(), except that it handles errors differently. The require() generates a fatal error, and the script will stop.

require_once()
The required file is called only once when a page is open and further calling of the file will be ignored.

According to one-definition rule, C++ constructs must be identically defined in every compilation unit they are used in. 

As per ODR, two definitions contained in different source files are called to be identically defined if they token-for-token identical. The tokens should have same meaning in both source files. 

Identically defined doesn’t mean character-by-character equivalence. Two definitions can have different whitespace or comments and yet be identical.

It can either be Final or Abstract

SQL> ALTER USER user_name ACCOUNT LOCK;

SQL> ALTER USER user_name ACCOUNT UNLOCK;

Controller object UIApplication is used without subclassing to manage the application event loop.

It coordinates other high-level app behaviors. 

It works along with the app delegate object which contains app-level logic.

Currency is the location within the database during run-unit execution.

There are four levels of currency:

- Current of run-unit is the record occurrence of the last successful find or obtain;

- Current of record type is for the most recent of each record type;

- Current of record set is the most recent within each set 

- Current of area is within each area.