Synchronous programming language. A synchronous programming language is a computer programming language optimized for programming reactive systems. Computer systems can be sorted in three main classes: transformational systems that take some inputs, process them, deliver their outputs, and terminate their execution; a typical example is a compiler; interactive systems that interact continuously with their environment, at their own speed; a typical example is the web; and reactive systems that interact continuously with their env
Open Disk Utility (Applications > Utilities). Select the DVD disc from the list on the left. You will notice that there are two DVD icons--select the one slightly indented (this is the DVD itself, whereas the first one is the drive). Click on New Image in the Disk Utility main window. Choose a name and a destination from the Save As... window. Keep in mind that your destination should have enough space to copy the entire DVD, which can be over four gigs.
1 On the Mac that doesn't have an optical drive, open a Finder window. 2  Select Remote Disc in the Devices section of the sidebar. 3  You should see the computer that has DVD or CD Sharing enabled. 4  Double-click the computer's icon, then click Connect to see the contents of the CD or DVD available from that computer.