If any file can not be deleted, then you can use the program LockHunter, which removes the active connections of other applications to that file, which allow you to change or delete file.
If you are afraid your friends, kids or any other person you are borrowing your iPad to, might delete an app by mistake or even intentionally, you can enable restrictions on individual all of the apps.
Let's create that simplified black and white effect on a photo using threshold adjustment and make a so called Internet meme or a motivational poster ready to be printed on an A4 size paper.
Dreamweaver provides several tools in determining the behavior of individual elements on the page. In this lesson we will show you an interesting one, how to change an image above the link.