idea to delete the current row of shortcut keys (you can see this article)

Use eclipse, sometimes appear more empty rows, accustomed to using shortcut keys: Ctrl + D, delete the current row.

Recent development idea, found manually remove blank lines, a lot of trouble, specially checked and found to be shortcut keys: Ctrl + Y. As shown below:

 

 Deletes the current row after use Ctrl + Y

 

 Also: You can use settings, speak idea shortcut mode is set to eclipse