- OS: Mac OSX Yosemite 10.10.3
- Kernel (uname -prsv) : Darwin 14.3.0 Darwin Kernel Version 14.3.0: Mon Mar 23 11:59:05 PDT 2015; root:xnu-2782.20.48~5/RELEASE_X86_64 i386
- go version: go1.4.1 darwin/amd64
- Machine: MacBook Air 13-inch Mid-2011
- CPU: 1.8GHz Intel Core7 (2Core, Hyper Threading : 4 threads)
- Memory: 4GB
Kazutaka Ogaki kgbu
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| Verifying that +ocaokgbu is my blockchain ID. https://onename.com/ocaokgbu |
kgbu
/ memoryfootprint-for-200K-goroutines.md
Last active
August 29, 2015 14:24
memory footprint for 200K goroutines and channels communications done in 18seconds
kgbu
/ raspi2-webrtc-test-20150703.md
Created
July 2, 2015 21:02
RaspberrypiでWebRTCによるVideoストリーミングをブラウザで表示してみた
RaspberrypiでWebRTCによるVideoストリーミングをブラウザで表示
参考サイトそのまんまです。Much Thanks to all.
参考サイト
#️ 「Issueからはじめよ」読書メモ
5つのキモ、というか常識をすてなくてはいけないところ
- 「問題を解く」より「問題を見極める」
- 「解の質を上げる」より「イシューの質をあげる」
- 「しればしるほど知恵が湧く」より「知りすぎるとバカになる」
- 「１つひとつを速くやる」より「やることを削る」
- 「数字の桁数にこだわる」より「答えが出せるかにこだわる」
kgbu
/ illegal-round-up-test.md
Last active
August 29, 2015 14:07
on Reddit rumor - OpenSSL bug allows RSA 1024 key factorization in 20 minutes
see discussion on this case https://www.reddit.com/r/crypto/comments/2i9qke/openssl_bug_allows_rsa_1024_key_factorization_in/
2 lines of suspected codes are located in line 227 and 228 in https://github.com/openssl/openssl/blob/master/crypto/rsa/rsa_gen.c#L227
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| -module(ab). | |
| -export([start/0,start/1,start/2,start/3]). | |
| %% for spawn | |
| -export([req/3]). | |
| -define(DEFAULTURL, "http://127.0.0.1/"). | |
| start() -> |
respect to : http://www.w3.org/People/Berners-Lee/Weaving/Overview.html
ある程度以上の規模のサービスは分割の’仕方を工夫すればMQTTのようなプロトコルを介したマイクロサービスに分解できる。 そしてその構造はDSLで書けるんじゃないか
たとえばS3をMQTTを使って分割し直すとする場合、 CRUDとかRESTとかいう方針というか「戦術」は使えるが、全体として運用する「戦略」を記述したい。
- http://techtarget.itmedia.co.jp/tt/news/1303/21/news02.html : basics on SSD deployment
- http://oopsops.hatenablog.com/entry/2012/05/24/164941 : general tips / trim command availability / RAID not recommended
- http://www.bit-integrity.com/2011/11/ssd-performance-tips-for-rhel6-and.html : general tips - SSD performance tips for RHEL6 and Fedora
- http://d.hatena.ne.jp/sh2/20110123 : visualize trim command
http://shop.tsukumo.co.jp/goods/0405786629016/201405000000000/ is recommended by https://twitter.com/htaira/status/504523337725272067
kgbu
/ gist:fd79192e5b67cf1e12f8
Last active
August 29, 2015 14:05
Erlang on Arduino/Sensori-Motor network
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| implement minimum | |
| language (syntax, unification, functional programming) | |
| BIF (send/receive and compiler, erts, kernel(os shall be restricted), stdlib etc.) | |
| network layer shall be abstracted. | |
| how to extend memory size to accomodate Erlang proccess? | |
| http://arms22.blog91.fc2.com/blog-entry-403.html (Serial SRAM 32KB) | |
| os shall boot from external serial ROM (SPI) |
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