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HOWTO: AutoVivification in python

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```python class AutoVivification(dict): “"”Implementation of perl’s autovivification feature.””” def init(self,arg,**kw): super(AutoVivif...

HOWTO: recover data from RAID1

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Scenario: two or more HDs configured as RAID1. One of them gets broken and the computer doesn’t boot for any reason. Problem: access data in the partition to...