lbolla

18 ms·

31.
by lbolla 14y ago
If you intend "matrix multiplication", there is no "right order": "matrix multiplication" is associative ( http://en.wikipedia.org/wiki/Matrix_multiplication ). Numpy has a "matrix" type, so you can write: In [7]: A = numpy.matrix
32.
by lbolla 15y ago
What surprises me is that no-one mentioned inheritance when speaking about classes. I am not a fan of classes and I prefer the functional approach, whenever possible. In my experience, I found that classes make sense as part of a hierarchy,
33.
by lbolla 15y ago
Remember that "if you're not paying for it, you're the product". http://lifehacker.com/5697167/if-youre-not-paying-for-it-you...
34.
by lbolla 15y ago
Gravity depends on m/r^2 where m is the mass of the planet and r its radius. Compared to Earth's, m = 7 m_earth and r = 2.7 r_earth, which gives you a gravity 0.96 times the gravity on Earth. Remarkably similar... But I wonder, if the tempe
35.
by lbolla 15y ago
Consider n = 1729. Pick a = 1722. a^[(n-1)÷2] mod n = 742 Therefore 1729 is composite. The test seems to hold, here.
36.
500 on Youtube(youtube.com)
1 points by lbolla 15y ago|0 comments
37.
by lbolla 15y ago
Same here. The only drawback is that you have to remember your Dropbox password by heart!
38.
by lbolla 15y ago
Haskell is fast ;-) (and beautiful) main = putStrLn . show . sum . take 3000000 $ repeat 1 (Ignoring the random generation, that does not play a role here, does it?)
39.
by lbolla 15y ago
Here is mine: https://github.com/lbolla/dotfiles/blob/master/githooks/pre-... It PEP8-fies and pyflakes .py files and gjslint-ifies .js files. Other actions can be easily added!
40.
by lbolla 15y ago
Google cached version: http://webcache.googleusercontent.com/search?q=cache:KJXbNFy...
41.
by lbolla 15y ago
Is it just me or delicious.com is now terribly slow? Overall, I'm not impressed. * the "Hi, <my-name>" dropdown menu must be the most horrible I've ever seen; * why do I need to have a picture?! I just want to save/share bookmarks!
42.
Make yourself a favor: go see this.(wim-wenders.com)
1 points by lbolla 15y ago|0 comments
43.
by lbolla 15y ago
The implementation of the binary_search algorithm ( https://github.com/nzakas/computer-science-in-javascript/blo... ) is bugged by the infamous ( http://googleresearch.blogspot.com/2006/06/extra-extra-read-... ) "integer overflow" bug:
44.
by lbolla 15y ago
This is the result using cloc: Bench files blank comment code cpp 4 145 236 501 go 5 153 239 546 go_pro
45.
by lbolla 15y ago
Templates are not used in the C++ benchmark.
46.
by lbolla 16y ago
I tried to install the iTerm2 colorscheme and also the vim colorscheme, but they look nowhere near the screenshots. Anyone having issues like this?
47.
by lbolla 16y ago
Just picked one from the red list (pytz) and it looks like Py3.1 is supported...
48.
by lbolla 16y ago
After reading all these interesting and enlightening comments (no pun intended here, there are all really useful), the blog post should really be titled: "A particular SBCL-compiled LISP-implementation of a specific algorithm gives comparab
49.
SBCL quicker than C?(lbolla.wordpress.com)
69 points by lbolla 16y ago|49 comments