Docker is a quite popular technology in developers world, better part of all the new projects were built with Docker. At least, Docker has a reputation of a great tool for software distribution. For reference, we use it in our project Ambar. It's a docume...

Containers are increasingly used for CLI apps & dev envs, not just servers. But the host filesystem owner matching problem can kill productivity. Now what? (more…)

Learn how to cut your Docker build times by half by leveraging the power BuildKit and buildx on a GitHub Action runner. Enable Docker layer caching for your production builds and save time and money. See full YAML example for a production build of a Rails... (more…)

Like keeping baby whales in captivity, away from their natural habitat. That's... (more…)

I dropped down a rabbit hole doing some testing with Podman around why running a certain container in a rootless configuration required the --privileged flag. (more…)