Two years ago, I wrote an article Docker tips for beginners. That’s my first time to learn docker. And after that, I had to move my attention on data crawlers, including Python, Scrapy, Selenium, Chrome Extension, Electron, etc. Today is the day when I am back to work backend again. The first lesson I am learning is how to setup Docker environment. Docket officially claims that docker engine can run the docker image on all platform, including Windows, Linux and Mac. For perosnal and small business usage, it could be free. But if you are working in big company, you have to pay attention on the license, especially for beginners. If you were installing some apps by mistake, it could cause you legal problems.
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