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Why it is impossible to decode hashed value

Hashing algorithms are widespread used in software development. But usually people don’t know, how they work and why you cant to decrypt hash value. I’ll try to explain it in this article. FYI: Bcrypt is based on symmetric…

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Large pivot table tool

Hi everybody! Recently I had an interesting discussion: my friend who is a head of analytics team was complaining about low speed processing on large amount of data when you making pivot tables and/or do filtering in Excel….

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