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Bitwise SHIFT

C# – Hex string to byte array

10/17/202009/16/2020 by Mak

This article shows code for converting a hex string to a byte array, unit tests, and a speed comparison. First, this diagram shows the algorithm for converting a hex string to a byte array. To convert a hex string to a byte array, you need to loop through the hex string and convert two characters … Read more

Categories Algorithms, C# Tags Bitwise OR, Bitwise SHIFT, Dictionary, Hex to Byte, unit testing Leave a comment

Algorithm Explained: Counting set bits in a 32-bit signed integer

10/14/202003/09/2020 by Mak

Problem statement: Given a 32-bit signed integer, how many set bits are there? Ex: The number 15 has four bits set. In this article I’ll explain how I’d approach this problem. Approach How do I know if a bit is set? A bit can either be 0 or 1. A bit is set if its … Read more

Categories Algorithms, C# Tags Algorithm explained, Bit operations, Bitwise AND, Bitwise SHIFT, C# Leave a comment

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