Things I learned: Core Data Dates

If using primitive types, Core Data presents dates as NSTimeInterval instead of NSDate. I sort of knew this. No problem.

When setting value for this property – MUST use timeIntervalSinceReferenceDate.

I did not know this.

 
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Facebook Friend Suggestions and Privacy Porosity (via Android IRL Friends?)

A few months ago, my wife came to me asking how Facebook would know to suggest a couple of people that she had spoken to professionally on her phone. I asked if they had been in the same location, or if they were in her contacts, or if... Continue →