TinEye is a great reverse image search online service, that can tell you where an image came from, find different sizes of the image and you can find out if someone is using your image without your permission.
A less known but very useful feature that works since Windows XP has been released. You can easily rename a bunch of files in a matter of seconds, let me show you how.
The new Apple iPhone 5S comes with a touch sensitive finger print reading home button that enables you to unlock your phone or authorize buying apps by simply putting your finger on it.
Another new and interesting feature of the updated Photoshop CC that enables you to save layers directly into image files without clicking the Save button.