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NeXtMidas User's Guide
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InteractiveIn the interactive mode of operation, the NeXtMidas shell is explicitly entered (after nmstart is run) with the operating system command > nm Commands are then entered in response to the There are several advantages to interactive mode that are lost when one-shot commands are executed by an ephemeral NeXtMidas shell: Command Recall - A durable NeXtMidas shell remembers the commands it executed and provides both history listing services and shortcuts for retrieving, modifying, and re-executing previous commands. Parameter Prompting - When the NeXtMidas shell receives an interactive command that ends with a single '?' character, it fetches parameter names and default values from the command's dictionary entry and prompts the user for any missing parameters. Result Table Durability - The NeXtMidas shell maintains a table of calculated data values that can be referred to by name on command lines. The result table only exists during an interactive session. Concurrent Command Execution and Communication - In a piped macro, commands execute concurrently and communicate with each via messages passed through the shell. |
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