Automatic Keyword Conversion
Automatic keyword conversion allows you to convert keywords to lower or upper case respectively while working on your code. Check to your preferred option lower/UPPER case keywords. This will also display keywords and template proposals in the content proposal list in lower/UPPER case.
Show Line Number Rulers in Source Code Editor
Checked by default. Uncheck to hide Line Number Rulers in the Source Code Editor.
Tab Size in Source Code Editor
This option lets you set a default tab value to indent lines "when pressing the tab key" or "to apply code formatting to template snippets". The Tab Size value specifies the TAB stops, while the Indent spaces specifies the number of spaces to use in place of a TAB character.
Apply User Template Extensions on Source Code Assist
If checked adds a header template (from the Code Templates preferences) when applying code assist.
Use File-Templates when creating New Files
If checked adds a file header template (from the File Templates preferences) when adding a new file to a project: