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How to make fully functional lock from cardboard

Today I show you how to make fully functional lock model. This lock can be opened only with unique key or lock picker :) Current lock model will help you learn basics of a cylinder pin tumbler based ...
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Aadhaar card update: UIDAI introduces AVC for safer offline verification — here's how the new system works

The Unique Identification Authority of India (UIDAI) has rolled out a major update to Aadhaar verification rules by ...