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Category Archives: Math

I love math, but I didn’t know that while I was learning it. Better late than never !

Easy test coverage with constant Hamming distance of 1

I left a terrible bug in version 1.3 of my replacement Gina. I didn’t want to miss any test case this time, so I wrote a batch file that tests every one of them. That batch file adds a user to a group and a group to the registry. There are two possible groups in [...]

Counting on your 1024 fingers

Last week I went to a conference given by Mathieu Hébert. He was showing off, and somewhat teaching, his ability to do mathematical operations on his fingers (article in French), using each one as a binary digit. Ten fingers makes for 1024 combinaisons, allowing to represent number as big as 1023 since it starts [...]