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Updated bullet on FROM instruction. (#7275) 

If you try and build an image without a FROM instruction in the Dockerfile, the Docker daemon will throw an error. You must include "FROM scratch" to build a base image.
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jamesche75 2019-09-06 05:57:27 -05:00 committed by Usha Mandya
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develop/develop-images/baseimages.md
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@ -17,8 +17,7 @@ Here's the difference:
image. Most Dockerfiles start from a parent image, rather than a base image.
However, the terms are sometimes used interchangeably.
- A [base image](/glossary.md?term=base%20image) either has no `FROM` line
in its Dockerfile, or has `FROM scratch`.
- A [base image](/glossary.md?term=base%20image) has `FROM scratch` in its Dockerfile.
This topic shows you several ways to create a base image. The specific process
will depend heavily on the Linux distribution you want to package. We have some