I just released 4 new screencasts at r/https://crystalmastery.io
https://www.crystalmastery.io/ is up with a couple episodes.
Right now it is focused on some beginner content, but soon there will be some episodes going into depth on using types, macros, handling nil and other more advanced topics.
Check it out, let me know what you think, and follow @crystalmastery on Twitter for updates on new episodes!
Checkout fresh video tutorials posted on #bahab youtube channel: https://www.youtube.com/channel/UC5LS-9iC_z4L3GCAdUYvFVA
Short video that shows how to use MongoDB driver in a new Crystal project.