Notepad++ is a popular open source word processing tool.One main advantage of Notepad++ over the Windows text editor Notepad, is tabbed editing, to easily work with multiple open files.
Notepad++ is a must have tool for every programmer using windows OS.Notepad++ offers handy features like IDE for the faster programming.One such feature is auto-completion of code by default the auto completion is disabled.
To enable Auto completion of code
Go to tools->preferences
At the bottom of the dialog select “Enable auto-completion on each input” & “function parameters hint on input
If may select either to function or word completion based on your need.