back
user profile

jjgreen

10,159karma·4,124submissions·February 7, 2014
about
I live my life by the Latin dictum carpe diem: seize the carp.

https://jjg.gitlab.io/en/

recent activity (4,124 total)
comment
Governments tend to have quite a bit of money.
7y ago·view thread
comment
Here's an example of "use in anger", https://gitlab.com/jjg/lcrp/blob/master/lcrp.c#L159 -- the algorithm used needs the array to have at least 3 el…
7y ago·view thread
comment
Everything interesting has been touched :-) I'd recommend looking at l1-minimisation methods (which seek sparse solutions) and how best GPUs can be used for those problems.
7y ago·view thread
comment
This can be an advantage: a hands-on PITA manager gets so obsessed with Jira configuration that he leaves the devs alone, so we can get on with some work.
7y ago·view thread
comment
Absolutely not. Karl Weierstrass didn't really get started until he was 40.
7y ago·view thread
comment
Interesting comment on that thread. Since all Australian SSL certs are now compromised (we must assume that), shouldn't all Australian certifying authorities be de-trusted?
7y ago·view thread
comment
Once you're past the "basic vocabulary" stage, watch films in French, but with the French subtitles.
7y ago·view thread
comment
Most languages can access C without much hassle (Ruby, Python, ...), F77 predates this, and while you can combine C and F77 for a particular compiler, it is a painful and unrewarding task (and the res…
7y ago·view thread
comment
From outside, one might think that the notation is universal and unchanging, nothing could be further from the truth: each field has its own take, its own conventions. One even finds groups within a…
7y ago·view thread
comment
I was going to try out Rust, then I saw this on the download page curl https://sh.rustup.rs -sSf | sh Really?
7y ago·view thread
comment
Reg: What's the point of fighting for his right to have babies, when he can't have babies? Francis: It is symbolic of our struggle against oppression. Reg: It's symbolic of his struggle…
7y ago·view thread
comment
A good question which could also be asked of 30% of HN articles
7y ago·view thread
comment
Barriers to trade like "no chlorine-washed chicken", mmmm
7y ago·view thread
comment
Not so easy with those powerful texting thumbs
7y ago·view thread
comment
Indeed, "audacious" is not word I'd use for these kind of games, "lazy", "shooting fish in a barrel" would be closer.
7y ago·view thread
comment
That seems an odd thing to want to change. Do you also move proximal punctuation inside the quotes, AE-style?
8y ago·view thread
comment
I’ve always imagined that the adjective was needed because under a desk somewhere, perhaps pedal powered, was a “small hadron collider” Robert E. A. Harvey, Comment on The Register, 28th December 2011…
8y ago·view thread
comment
Same with the motorbikes, OK till you try to turn a corner. But that's kind-of unfair, since on long straight US roads that's not really a disadvantage.
8y ago·view thread
comment
If you value your privacy, use cash.
8y ago·view thread
comment
http://blog.geomblog.org/2013/01/a-sampling-gem-sampling-fro... …
8y ago·view thread
comment
I heard "On y go" in Paris, made me laugh.
8y ago·view thread
comment
In the UK, we have "twerly" (derived from the free bus trips available to pensioners, but only after 10am, hence "Am I too early?")
8y ago·view thread
comment
Sensible and honest advice like this saves lives
8y ago·view thread
comment
Underdogs with nuclear weapons?
8y ago·view thread
comment
Allow install of Windows onto a partition and not overwrite the MBR
8y ago·view thread
comment
They were Wittgenstein's, the "Letters to C. K. Ogden with Comments on the English Translation of the Tractatus Logico-Philosophicus" includes detailed notes on their typographic treatm…
8y ago·view thread
comment
That costs a sort, better to use the Kahan summation formula https://en.wikipedia.org/wiki/Kahan_summation_algorithm …
8y ago·view thread
comment
Football-field size, surely
8y ago·view thread
comment
Matlab's fine, but Excel has (had?) some serious defects in the basic statistical functions, in particular, it coundn't reliably calculate a standard deviation.
8y ago·view thread