Pixlr is a free and probably the best web based image editor. I will show you how to open and and resize an image, I'm sure you will be impressed how well the web app actually works.
Sometimes you don't want others to see what stupid things you are doing on the video clip. In this lesson you will learn how to blur the particulary part of the video.
You will find out how to summarize cells that have a same color of the font, the red one in my case. Really useful when working with different types of specific data in Excel.
Google Spreadsheets supports cell formulas typically found in most desktop spreadsheet packages. In this lesson we will calculate the numbers of empty cells in a Spreadsheet.
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.
By setting the master password in Firefox we can prevent easy access to our stored passwords. This is one of the methods how we can improve our protection.