Open-source or commercial off-the-shelf (COTS) operating systems? In an era of safety-critical embedded systems, the debate among developers is shifting.

Virtualization technology, whereby multiple operating systems can be run on shared hardware, is extremely well understood if somewhat inefficient in its use of resources. Just a few decades ago, ...

Two of the major features that distinguish Cisco’s IOS and Juniper Networks’ JUNOS operating systems are their heritage and number of versions on the market. The third is their architecture. Read the ...

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 ...

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 ...

One problem with building things using state-of-the-art techniques is that sometimes those that look like they will be “the next big thing” turn out to be dead ends. Next thing you know, that hot new ...