How to show line numbers in Android Studio [duplicate]

I'm posting a quick reference for "How can I show line numbers in Android Studio?" See answer below.

NOTE: This question has been marked as a duplicate because Android Studio is based on IntelliJ. In future, if you have a similar question, it's probably worth looking for the IntelliJ setting.

Solution 1:

In Windows

1.Press Ctrl+Shift+A

2.Input following string: "show line numbers"

And you will see the setting, this method can find all the settings easily!

MAC

1.Press Command+Shift+A 2.Input following string: "show line numbers"

and following same flow of android studio.

Solution 2:

It's simple. Just Right click in left side of Workspace area and choose Show line number.

Solution 3:

1. Go to File > Settings
2. In the dialog, select 'Editor', then the sub-option for 'General', and then the sub-option for 'Appearance'.
3. Select 'Show line numbers' as shown below.
4. Click Ok.

Source

UPDATE The location for this setting has been changed to Editor -> General -> Appearance.