Additive color mixing begins with black and ends with white; as more color is added, the result is lighter and tends to white. The RGB colors are light primaries and colors are created with light. Percentages of red, green, & blue light are used to generate color on a computer screen.
In shell scripting we often need to check if file or directory exists and take appropriate action. This post show you how to check it and how this check use in your script. For checking we will use file test operators -f for file and -d for directory, which return TRUE if file or directory exists. And here is output of the script.
No Icons Available. 1  Right-click the shortcut you created, click Properties, and then click Change Icon. 2  Click Browse, and type c:\windows\system\shell32.dll in the File name box, click Open, click to select the icon you want to use, click OK, and then click OK.f you click Change Icon, and there are no icons available, use the Browse button to find Shell32.dll: 1  Right-click the folder that you want to create a shortcut to, and then click Create Shortcut. 2  Right-click the shortcut you created, click Properties, and then click Change Icon.