Discover and read the best of Twitter Threads about #arithmetic

Most recents (2)

#AcademicTwitter: Anyone ever haul themselves to definitely the wrong place for a conference? Abstract: I’m on the wrong side of Canada #MCLS2019 1/18
After all the anticipation and flight delays, I will be missing #MCLS2019 because I am in Calgary and not in Ottawa. Some of you in the #language and #arithmetic session might have noticed 2/18
Booked flights and hotels in a rush, both are Canadian cities I’ve never been to that sit nicely on the south side of a river and have similar looking night-time pictures of their respective Westins 3/18
Read 19 tweets
#linux #bash #obfuscation using shell parameter expansion:

alphabet=abcdefghijklmnopqrstuvwxyz
${alphabet:2:1}at really
${alphabet: -24:-23}at really
${alphabet: -24:1}at really
${alphabet:2:-23}at really

gnu.org/software/bash/…
similar #bat #windows (ss64.com/nt/syntax-subs…)
The goal is to obfuscate the following command:
cat really
in which, really is a file.
Using arithmetic (add, sub, mul, div, mod, and pow) for calculating index or lenght
${alphabet: 2:(-20-3)}at really
Read 6 tweets

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