Using A Floor Nailer. For professional contractors, a flooring nailer that uses both cleats and staples is the best choice. So if you're willing to invest in a good unit, here are a few options that you should.

I would suggest a finishing nailer, using a 16 gauge nail. It was around $200 which was about half the cost of other name brands. The steps for using the floor nailer is very easy, and soon you will get the hang of it.
The flooring nailer can't be used for the first row;
Using A Floor Nailer. The pneumatic floor nailer can't get any closer than that without the mallet hitting the wall. A flooring nailer, a finish nailer or a flooring and mallet nailer. These are specialized tools that cannot be used for other nailing jobs, but their investment is well worth considering if you plan on putting down your own flooring. It is made specifically to fit over the top edge of plank and tongue.