Even though we have put transparent image as our login pictures, the white square box will still be there. This indicates that there is lack of transparency in displaying our login pictures.
But now, it's not a problem. Mac OS X Hints has put up a really interesting topic about how to enable this transparency. All of the steps are done in Terminal.
In their article, Show User Pictures with Transparency, I can conclude three main steps used in adding transparency to login pictures.
As usual, logout for the change to take effect.
I cannot fully guarantee that this trick will not harm your Mac. The only thing I can prove is that this trick didn't harm my Mac. So, you can try it for your own risk.
I have set up a cool image as my Desktop picture and that precious file is accidentally deleted. And I will be really confused if someone came and asked me to send that image file I used as Desktop picture.
I spent my precious two-hours time digging through folders to find where the file is saved inside my Mac and ended up in vain. But then I realized, I can use one trick to recover that deleted Desktop picture. Here is how the trick works:
For additional illustration, I have embedded the video tutorial for this trick.
While resizing all my images, photos and wallpapers, I came into this great trick to easily batch resize images that I've never read somewhere else before; You can simply use Preview to batch resize images.
Wanna know more?
There is a bunch of ways to set an image as your Desktop picture, such as using Quicksilver or using Automator.
Recently, I've found another quick way to do that. Do you want to know what's that?