Why Does Every Developer Use Two Computers on their Desk at Same Time?

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Why does every developer use two computers on their desk at same time?

There are programs that allow you to run one operating system (or more) inside of another. These programs are referred to as hypervisors, and the technique of using them is referred to as virtualization. Virtualization is fairly commonplace at industrial scales, and it’s almost as efficient as running the operating systems natively. I’ve personally messed with virtualbox and KVM. If you’re good with linux, you could try KVM; if not, I recommend virtualbox. Either way, you’ll need the install media (or ISO files) for both operating systems. (I’ll be writing this tutorial for VirtualBox BTW; the steps for KVM are similar, but involve a lot more technical know-how.) Step 1. install your preferred OS (which for me is Linux, probably) directly on the hardware. An existing installation will also work just fine. Step 3. download and install virtualbox. Step 3. click ‘new’ Step 4. Answer the questions. Make sure to give the ‘guest’ OS enough RAM and CPU. Also be sure to allocate a properly sized OS disk image. Allocating too much will hurt the host OS while the guest is running; allocating too little will hurt the guest OS. Allocating more than what your system actually has is highly not recommended, but will probably still technically work. Also be sure to configure the guest OS to boot from your installer disk (or ISO). Step 5. click ‘run.’ This will boot a virtual computer; the window that opens is your screen. Step 6. install the guest OS as normal. Note that the guest OS will only see the OS disk image it was given, so it’ll think your hard drive is totally blank. This is normal. You can overwrite this disk image without it affecting your host system. Step 7. profit.

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In the future, you can install more than one operating system or distribution to the same machine (this is referred to as “concurrent or “overlay”), as long as the OS is not too big. VirtualBox will automatically try to create a new partition in the first partition of virtual disk(s) or ISO/CUE disc(s); if there is no virtual disk / partition, the automatic migration fails. It is recommended to use the built-in disk management tools, which are the most straightforward. (There is also the Option menu of the menu bar.) Step 8. Connect to the machine. Step 9. Choose what to do next. Follow the steps. Step 10. Wait for a long time. Step 11. When the virtual machine has finished booting, it will enter the “main menu”. Step 12. Start up your virtual machine. Step 13.