The difference between Docker and a Virtual Machine. Virtual machines were the cock of the walk fifteen years ago, but they have fallen out of favor in recent year in preference to Docker containers.

The bytecode is then executed by the Java Virtual Machine (JVM). JVMs today use a technique called Just-in-Time (JIT) compilation to produce native instructions that the system’s CPU can execute.

Examples of process VMs include the Java Virtual Machine, the .NET Framework and the Parrot virtual machine. System VMs rely on hypervisors as a go-between that give software access to the ...