There are various graphics software in windows, which can only be unexpected and cannot be found;
Coming to the Ubuntu system, I don't know how to be good at the moment, and I'm not used to it. Fortunately, UBUNTU Software Center is enough to help install the required software;
Before installation XP or Vista or Windows 7, PS is certainly indispensable, too powerful, it is said that the world's most popular skin care products are not SK-II, not Watson XX, it is Adobe ps;
Gimp, which is comparable to Ubuntu, has been recommended by netizens and has not been followed by others;
In addition, the entire screen uses the shortcut key Alt + printscreen, and the powerful function is ksnapshot, pulling the box or something, which does not seem to be saved as JPG format;
The above two software can be installed through Softwaer Center (method: directly enter the software name without entering the complete name) or terminal (command: sudo apt-Get install gimp (software name ));