iwiwi

import chainermn
from chainermn.communicators._memory_utility import array_to_buffer_object
import mpi4py.MPI

comm = chainermn.create_communicator('naive')


def alltoall_demo(xp):
    mpi_comm = comm.mpi_comm

yymm

この記事のあの画像を見てﾋﾞﾋﾞｯと来てしまったので, 周りにいる人とErgodoxの購入検討をはじめました(随時更新)

購入できるところ

➜ FalbaTech

ErgoDox - FalbaTech

選んでいくスタイル。

kylemcdonald

import PIL.Image
from cStringIO import StringIO
import IPython.display
import numpy as np
def showarray(a, fmt='png'):
    a = np.uint8(a)
    f = StringIO()
    PIL.Image.fromarray(a).save(f, fmt)
    IPython.display.display(IPython.display.Image(data=f.getvalue()))

john2x

Clojure Destructuring Tutorial and Cheat Sheet

(Related blog post)

Simply put, destructuring in Clojure is a way extract values from a datastructure and bind them to symbols, without having to explicitly traverse the datstructure. It allows for elegant and concise Clojure code.

Vectors and Sequences

voluntas

実践 Erlang/OTP コトハジメ 2014.11

更新:	2014-11-20
バージョン:	0.0.5
作者:	@voluntas
URL:	http://voluntas.github.io/

概要

jamesmacaulay

{:user {:dependencies [[org.clojure/tools.namespace "0.2.3"]
                       [spyscope "0.1.3"]
                       [criterium "0.4.1"]]
        :injections [(require '(clojure.tools.namespace repl find))
                     ; try/catch to workaround an issue where `lein repl` outside a project dir
                     ; will not load reader literal definitions correctly:
                     (try (require 'spyscope.core)
                       (catch RuntimeException e))]
        :plugins [[lein-pprint "1.1.1"]
                  [lein-beanstalk "0.2.6"]

jamesmacaulay

// installed Clojure packages:
// 
// * BracketHighlighter
// * lispindent
// * SublimeREPL
// * sublime-paredit

{
  "word_separators": "/\\()\"',;!@$%^&|+=[]{}`~?",
  "paredit_enabled": true,

dadeba

// A B C D E F G H I J K  M
// 0 1 2 3 4 5 6 7 8 9 10 11
  struct HKeys {
    static const uint64 T0[12][8];
    static const uint64 T1[12][8];

    uint64 poi(uint64 key, uint64 level)
    {
      return (key >> 3*level)&0x7ULL;
    }