Julia's execution using Juno gets blocked because of not being able to access the console
问题 In another question: Juno IDE for Julia, how to interact? One of the answers stated: You can't enter commands into the console in Juno--that's for displaying output. Commands can be submitted from within the editor by setting your cursor in the line to submit and pressing Ctrl+Enter or Shift+Enter. The value will then be displayed in a small popup next to the line and the output will be printed to the console if you have the console visible. Note that the inability to use the console as you