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+# Learning Docker
+
+## Definition
+- Dockerfile contains a series of instructions for creating a container.
+- An instruction in a Dockerfile creates a layer in the image
+- A container is a virtual machine that can run independently in a hosting machine.
+
+
+## Resources
+The cheatsheet for Dockerfile instructions can be found here: 
+https://kapeli.com/cheat_sheets/Dockerfile.docset/Contents/Resources/Documents/index
+
+Cheat sheet for docker commands: [link](docker_cheatsheet.pdf)
+
+docker beginner tutorial: 
+https://www.youtube.com/watch?v=pTFZFxd4hOI
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