A fundamental overview of operating systems (OSes) with an emphasis on practice. Topics covered include: OS structure, OS models, OS abstractions, concurrency sources, concurrency challenges, ...

Developers talk a lot about “immutability.” Outside the technical world, it usually means something negative: unmoving, inflexible, and entrenched. However, in the technical field, these features ...

These issues crop up in rapidly growing businesses. Staff members may have been over-promoted or be working in roles where they don’t perform at their best. If there aren’t clearly documented methods, ...

An operating system is the foundation of any computing system, controlling the input and output of data and ensuring that different programs and devices work together effectively. Examples of ...

Even with all of the advances in IT, whether it’s modular hardware, massive cloud computing resources, or small-form-factor edge devices, IT still has a scale problem. Not physically—it’s easy to add ...

Abstractions are the keystone of the dynamic ecosystem of information and communication technology. You can think of them as allowing you to drive a car without understanding how the engine or ...

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...

What's really the most popular operating system? That depends on how you look at them and who's doing the looking. For example, Net Applications shows Windows on top of the desktop operating system ...