Top "Bitmask" questions

Bitmask is a technique used to isolate specific bits in a byte in order to work only on the desired ones.

When is it better to store flags as a bitmask rather than using an associative table?

I’m working on an application where users have different permissions to use different features (e.g. Read, Create, Download, …

c# sql-server database-design bitmask
Bash shell, trying to create and evaluate a mask

I'm trying to create a mask and use the bitwise operator "&" to compare to another variable and see the …

bash shell bit-manipulation mask bitmask
I want to calculate the inverse mask for an unsigned char

I would like to calculate an inverse mask for an unsigned char.meaning if the original mask 0xc0 the the …

c bit-manipulation bitmask
Matching bitmasks using bitstrings (instead of ints) in SQL

I found a great resource here ( Comparing two bitmasks in SQL to see if any of the bits match ) for …

sql postgresql match bitmask bitstring