A real useful web service for all the designer who want to know what colors have been used on a certain image. You can even download a Photoshop Swatch file containing the color palette of the image.
Let me show you a nice little Chrome trick which I personally find very useful. You will learn how to save all the open tabs so you can view open and view them any time later.
You don't need Photoshop or some other advanced piece of software to resize a large number of images at once. You can use Microsoft Office Picture Manager which is part of the Office suite.
If you don't want others to use your photos and images without your permission, you can create a so called custom watermark with your name or any other text you want.
Many times I find myself with a large number of opened tabs in Firefox browsers and thankfully you don't need to close the program in order to close all the tabs except the one I want to keep.
Camera images usually contain additional description about camera settings and scene information of the the picture taken. By using EXIF, you can view this data online.