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mjcohen

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mjcohen
·19 hari yang lalu·discuss
The ternary operator is easy to nest if you put each clause on a separate line. Then it looks just like nested if-then-else.
mjcohen
·19 hari yang lalu·discuss
Years ago, I used Acrobat to extract tables from a PDF. Had to do it manually, but it pasted nicely into Excel.
mjcohen
·bulan lalu·discuss
As usual, anything Trump and his minions touch turns to garbage.
mjcohen
·bulan lalu·discuss
I believe that I got the first external cassette drive for the PET on the west coast. Only used it a very few times. The big boost was when I got the floppy disk drive. I could do anything!
mjcohen
·bulan lalu·discuss
For a nice introduction to relativity, look at The Einstein Theory of Relativity: A Trip to the Fourth Dimension by Lillian R. Lieber. $15 on Amazon. Written in 1945 and still quite good.
mjcohen
·2 bulan yang lalu·discuss
I enjoyed this article. I always find it interesting how things came to be and how individual contributions made things happen.
mjcohen
·3 bulan yang lalu·discuss
If you believe them.
mjcohen
·3 bulan yang lalu·discuss
As Victor said, his parents were very upset when they came home and found him in front of a roaring fire, because they did not have a fireplace.
mjcohen
·3 bulan yang lalu·discuss
Looks interesting. Should start with a definition of the Hyperbolic Tangent. It is only about 2/3 of the way that the definition occurs in a discussion of computing exp(x).
mjcohen
·4 bulan yang lalu·discuss
Damn. Never knew that. TIL
mjcohen
·5 bulan yang lalu·discuss
In the mid 70's, I was a graduate CS student at USC's Information Sciences Institute. I remember my feeling of awe when I used Arpanet (or was it Darpanet) to log into London and do stuff there. Wow!
mjcohen
·5 bulan yang lalu·discuss
Trump is clearly winning his war on America.
mjcohen
·5 bulan yang lalu·discuss
Not if the ratio between the largest and smallest floats is very large (2^(2^n)) where n is the number of bits in the exponent.
mjcohen
·7 bulan yang lalu·discuss
Like the old saying:

Military justice is to justice as military music is to music
mjcohen
·8 bulan yang lalu·discuss
(I saw this on a math department bulletin board about 1960)

A theorem both deep and profound States that every circle is round But in a paper by Erdos Written in Kurdish A counterexample is found
mjcohen
·8 bulan yang lalu·discuss
Did you use the regular version or the one with multiple-precision values?
mjcohen
·10 bulan yang lalu·discuss
Clif bars recently went from 6 bars per box to 5. They write the 5 on the box as if it is something improved, not reduced.
mjcohen
·10 bulan yang lalu·discuss
[flagged]
mjcohen
·10 bulan yang lalu·discuss
As Disney almost wrote:

Everybody wants to be a bat Cause noone but a bat really knows where it's at
mjcohen
·2 tahun yang lalu·discuss
Germany and Japan did not have anything in their constitutions advocating the destruction of the allies.