vi filename.sh
To save :x
To exit from sh file press esc
To insert click i
chmod +x filename for permission 
./filename.sh for run
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Asp.net
Open Microsoft visual studio
Go to file
New
Project
Left side visual c# then click on windows
Windows forms application 
Enter project name
Click ok
Take 6 levels from common controls
Take textbox for all levels from common controls
Change the level nam according to the form required from properties
Go to design and change name to txtFname and so on
Change passwordchar to * from properties 
Add one button from common controls
Also change button design name to btnregister

Now open Microsoft SQL Server management studio
Click on databases
New database
Database name
Expand the database 
Select created database 
Click on tables
Right click on tables
Click on tables
After entering details press ctrl +s
Give the table name

Now
Click on server explorer 
Right click on data connection 
Add connection 
Change the database to Microsoft SQl server
Enter server name
Select server
Select or enter database name which were created at first
Click on created database 
From properties copy connection string