Boolean algebra on Ciência Programada https://cienciaprogramada.com/tags/boolean-algebra/ Recent content in Boolean algebra on Ciência Programada Hugo -- gohugo.io en contato[@]cienciaprogramada.com.br (Francisco Bustamante) contato[@]cienciaprogramada.com.br (Francisco Bustamante) © 2026 Francisco Bustamante Mon, 30 Mar 2026 00:00:00 +0000 Bit-Level Logic: Bitwise Operators and Masks in Python https://cienciaprogramada.com/2026/03/bitwise-operators-masks-python/ Mon, 30 Mar 2026 00:00:00 +0000 contato[@]cienciaprogramada.com.br (Francisco Bustamante) https://cienciaprogramada.com/2026/03/bitwise-operators-masks-python/ In Python, 5 and 6 returns 6, and 5 & 6 returns 4. We explain the difference and the bitwise operators AND, OR, XOR, NOT and the shifts, used in masks that check, set, clear and toggle bits. In the end, we see where the 755 in chmod comes from.