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Learn OpenOffice.org Spreadsheet Macro Programming by Dr. Mark Alexander Bain

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Creating Background or Batch Processes

Now that we can call macros from the command line, and we can carry out the processing without any display being shown, we can start thinking about running OpenOffice.org Calc macros automatically. This means that you won't even have to do anything yourself (once the processes are running), you just need to leave your PC on and doing all of the work itself.

Running Background Processes on Linux

If you're using Linux, then you're going to be interested in the commands at and crontab:

  • at: This carries out a task at a predefined time,

  • crontab: This carries out tasks at regular times: every day at 3:00PM, the first Monday of every month, etc.

Let's say, for example, that you've had a grueling day (a ...

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