The next step would be to let the user move the cursor around using arrow-keys. This is provided by default for Bash, Python, and other command-lines, but as we are implementing our own command line here we have to do it ourselves. We know that the arrow keys Left and Right correspond to the sequences of character-codes 27 91 68, 27 91 67, so we can put in code to check for those and appropiately move the cursor index variable
This made sure that my app has all the same permissions as a normal “platform app”, but is running at a different label, and I can filter the logs by this label.
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Иран установил личности виновных в ударе по школе для девочек в Минабе14:56
At a high level the service runs a code editor client and a GHCi session backend for evaluation. Users can only run one notebook at a time so the architecture doesn’t deal with mutli-tenancy. The design is easily extensible to this case though.