It used to be that building the Linux kernel was not easy. Testing and debugging were even worse. Nowadays, it is reasonably easy to build a custom kernel and test or debug it using virtualization.

Microsoft has open-sourced the Windows Subsystem for Linux (WSL), making its source code available on GitHub, except for a few components that are part of Windows. This marks a milestone for a project ...

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Linux turns 35 years this year, and the operating system remains the backbone of most supercomputers. Here's why the world's fastest machines don't use Windows.