How Docker turned intricate Linux code into developer pixie dust

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Linux

It’s based on open-source technology that emerged in the mid-2000s — Linux containers, which run isolated applications on a single physical server. But a company called Docker has made the technology easier to implement and far more useful. Through Docker, the Linux container has blossomed into a tool that helps developers build one application and easily move it into a testing environment and then a production environment, and then from one cloud to another, all without modifying the code.

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