a repo to hold knowledge so it is never lost aws acloud analytics application integration compute database management and governance media services networking and content delivery security, identity and compliance storage appium/selenium appium basics bash basics cs foundations binary search linear search selection sort git gitignore hooks merge rebase go basics proxy and checksum graphql basics javascript electron node package.json react miscellaneous odbc protocol buffers semantic versioning python args and kwargs break vs. continue custom exceptions docstring pipenv unittest security rsa encryption testing characterization testing the three laws of tdd