Linux Shell script to copy files from one location to another location

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http://stackoverflow.com – I have a folder in my server which contains some files. These are automated that means everyday we get new files automatically which will overwrite the old ones. So want to take a back up for this data. How can i copy all these files in to a another folder by renaming the files with current date while copying. ex : i have a folder named folder1 which contains 4 files. path for this folder is home/install/project1/folder1 aaa.dat bbb.dat ccc.dat ddd.dat now i want to copy all these four files in to a different folder named folder2. path for this folder is home/install/project1/folder2. whil (HowTos)