Powerbuilder Function

In every modern programming languages, there is a feature call FUNCTION, as well as Powerbuilder.

FUNCTION is a collection of scripts or statment which it can be re-used. Normally, FUNCTION has a return value.

In Powerbuilder, there are 2 types of FUNCTION: Function and Window Function. The different is FUNCTION can be use anywhere in object that has capabilities to call function, but Window Function just can called in the window itself.

Unlock SA login in Microsoft SQL Server

If you or your team members who has access to your Microsoft SQL Server database with SA login, did type the wrong password three times, normally the SA login will be locked. It should be an error :

Login failed for 'sa' because the account is currently locked out. The system administrator can unlock it.

To solve this problem, you need an authority to access the database server directly. Login with the administrator login name, then open Microsoft SQL Server Management Studio. Choose Windows Authentication mode, then click Connect.

How to create Sparkline GraphMicrosoft Excel 2010

One new feature in Microsoft Office Excel 2010 is Sparklines. 

Sparklines is a graph display of the collection of data in Microsoft Office Excel, but displayed only in one cell. 

There are 3 types Sparklines: Line, Column and Win / Loss.