Find and copy all files with ‘.txt’ extention from a directory to another

find /home/binnyva -name '*.txt' | xargs cp -av --target-directory=/home/backup/ --parents

Copying a directory

cp -a dir1 dir2

Moving, Coping and Deletion

svn mv file.php to_folder/        #Move
svn cp file.php to_folder/         #Copy
svn rm file.php                          #Deletion